In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used.
[1] Power supply Troubleshooting....................... 4-1
[2] The voltage check of each substrate unit........ 4-2
Parts marked with "" are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the
safety and performance of the set.
Parts Guide
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
Page 2
LC-52XS1E/RU/LC-65XS1E/RU
LC-52XS1E
SAFETY PRECAUTION
Service Manual
IMPORTANT SERVICE SAFETY PRECAUTION
Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the
servicing guidelines which follow:
WARNING
1. For continued safety, no modification of any circuit should be
attempted.
2. Disconnect AC power before servicing.
CAUTION: FOR CONTINUED PROTECTION
AGAINST A RISK OF FIRE REPLACE ONLY WITH
SAME TYPE FUSE.
• Plug the AC cord directly into a 220~240 volt AC outlet.
• Using two clip leads, connect a 1.5k ohm, 10 watt resistor paralleled by a 0.15µF capacitor in series with all exposed metal cabinet
parts and a known earth ground, such as electrical conduit or electrical ground connected to an earth ground.
• Use an AC voltmeter having with 5000 ohm per volt, or higher, sensitivity or measure the AC voltage drop across the resistor.
• Connect the resistor connection to all exposed metal parts having a
return to the chassis (antenna, metal cabinet, screw heads, knobs
and control shafts, escutcheon, etc.) and measure the AC voltage
drop across the resistor.
All checks must be repeated with the AC cord plug connection
reversed. (If necessary, a nonpolarized adaptor plug must be used
only for the purpose of completing these checks.)
Any reading of 1.05V peak (this corresponds to 0.7 mA peak AC.)
or more is excessive and indicates a potential shock hazard which
must be corrected before returning the monitor to the owner.
DVM
AC SCALE
1.5k ohm
10W
BEFORE RETURNING THE RECEIVER (Fire &
Shock Hazard)
Before returning the receiver to the user, perform the following
safety checks:
3. Inspect all lead dress to make certain that leads are not pinched,
and check that hardware is not lodged between the chassis and
other metal parts in the receiver.
4. Inspect all protective devices such as non-metallic control knobs,
insulation materials, cabinet backs, adjustment and compartment
covers or shields, isolation resistor-capacitor networks, mechanical
insulators, etc.
5. To be sure that no shock hazard exists, check for leakage current in
the following manner.
Many electrical and mechanical parts in LCD colour television have
special safety-related characteristics.
These characteristics are often not evident from visual inspection, nor
can protection afforded by them be necessarily increased by using
replacement components rated for higher voltage, wattage, etc.
Replacement parts which have these special safety characteristics are
identified in this manual; electrical components having such features
are identified by "" and shaded areas in the Replacement Parts List
and Schematic Diagrams.
For continued protection, replacement parts must be identical to those
used in the original circuit.
The use of a substitute replacement parts which do not have the same
safety characteristics as the factory recommended replacement parts
shown in this service manual, may create shock, fire or other hazards.
i
Page 3
LC-52XS1E/RU/LC-65XS1E/RU
PRECAUTIONS FOR USING LEAD-FREE SOLDER
Employing lead-free solder
• “PWBs” of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The
alphabetical character following LF shows the type of lead-free solder.
Example:
Indicates lead-free solder of tin, silver and copper.Indicates lead-free solder of tin, silver and copper.
Using lead-free wire solder
• When fixing the PWB soldered with the lead-free solder, apply lead-free wire solder. Repairing with conventional lead wire solder may cause damage or accident due to cracks.
As the melting point of lead-free solder (Sn-Ag-Cu) is higher than the lead wire solder by 40 °C, we recommend you to use a dedicated soldering
bit, if you are not familiar with how to obtain lead-free wire solder or soldering bit, contact our service station or service branch in your area.
Soldering
• As the melting point of lead-free solder (Sn-Ag-Cu) is about 220 °C which is higher than the conventional lead solder by 40 °C, and as it has poor
solder wettability, you may be apt to keep the soldering bit in contact with the PWB for extended period of time. However, Since the land may be
peeled off or the maximum heat-resistance temperature of parts may be exceeded, remove the bit from the PWB as soon as you confirm the
steady soldering condition.
Lead-free solder contains more tin, and the end of the soldering bit may be easily corroded. Make sure to turn on and off the power of the bit as
required.
If a different type of solder stays on the tip of the soldering bit, it is alloyed with lead-free solder. Clean the bit after every use of it.
When the tip of the soldering bit is blackened during use, file it with steel wool or fine sandpaper.
• Be careful when replacing parts with polarity indication on the PWB silk.
Video Colour SystemPAL/SECAM/NTSC 3.58/NTSC 4.43/PAL 60
TV FunctionTV-StandardAnalogueCCIR (B/G, I, D/K, L/L’)
DigitalDVB-T (2K/8K OFDM), DVB-C, S/S2
Receiving
Channel
TV-Tuning SystemAuto Preset 999 ch: non-Nordic / 9999 ch: Nordic (ATV: 99 ch), Auto Label, Auto Sort
STEREO/BILINGUALNICAM/A2
Brightness450 cd/m
Backlight life60,000 hours (when "Backlight" is set to the default position)
Viewing anglesH: 176°, V: 176°
Audio amplifier
Speaker
Terminal (Display)USBUSB 2.0
OSD language
Power RequirementAC 220–240 V,50 Hz
Power Consumption
Weight45.0 kg (Display)62.5 kg (Display)
Operating temperature
•
As a part of our policy of continuous improvement, SHARP reserves the right to make design and specification changes for product improvement without prior
notice. The performance specification figures indicated are nominal values of production units. There may be some deviations from these values in individual units.
(Method IEC62087)
VHF/UHFE2–E69 ch, F2–F10 ch, I21–I69 ch, IR A–IR J ch (Digital: IR A ch–E69 ch)
CATVHyper-band, S1–S41 ch
DISPLAY INPUT
DC OUTPUTDC 5V, 1.8A MAX
SPEAKER
OUTPUT
52" LCD COLOUR TV, Model: LC52XS1E (Display)
52" Advanced Super View & BLACK TFT LCD 65" Advanced Super View & BLACK TFT LCD
Refer to the inside back cover for dimensional drawings.
•
1 – 1
Page 5
[2] OPERATION MANUAL
Remote control unit
LC-52XS1E/RU/LC-65XS1E/RU
NOTE
The symbols,andindicate that the buttons become available in respective operating mode when using as a universal
•
remote control.
TV(TV Standby/On)
1
LIGHT
2
When pressed, buttons that are frequently
used (P /,/,0–9 numeric
buttons,and) will light. The light
will turn off if no operations are performed
within about five seconds. This button is
used for performing operations in low-light
situations.
FUNCTION
3
Press this button briefly (for more than 0.2
second), and the remote control switches
for DVD, SetTopBox or VCR operation
and currently controlled devices will be
indicated in the LCD window.
LCD window
4
This screen shows which device you are
currently controlling (TV, DVD, STB or
VCR).
0–9 numeric buttons
5
Set the channel.
Enter desired numbers.
Set the page in teletext mode.
When the five Nordic countries
•
(Sweden, Norway, Finland, Denmark,
or Iceland) are selected in the country
setting from “Auto Installation”,
DTV services are four digits. When
another country is selected, DTV
services are three digits.
(Flashback)
6
Press to return to the previously selected
channel or external input.
ATV
7
Press to access conventional analogue
TV mode.
DTV
8
Press to access digital TV mode.
9
Increase/decrease TV volume.
10
(Mute)
TV sound on/off.
11
R/G/Y/B (Colour) buttons
The coloured buttons are correspondingly
used to select the coloured items on the
screen (e.g. EPG, MHEG-5, Teletext).
12
/ / /(Cursor)
Select a desired item on the setting
screen.
DVD STB
OK
Execute a command within the “MENU”
screen.
ATV/DTV/SAT: Display the programme list
when no other “MENU” screen is running.
13
END
Exit the “MENU” screen.
14
Buttons for teletext and other useful
features
(Subtitle)
Switch subtitle languages on/off.
(Teletext)
ATV: Display analogue teletext.
DTV/SAT: Select MHEG-5 and teletext for
DTV/SAT.
DVD STBVCR
DVD STB VCR
DVD STB VCR
DVD STB
/(Volume)
STB
DVD
VCR
1
23
4
5
6
7
8
9
10
11
12
13
14
EPG
DTV/SAT: Display the EPG screen.
(WIDE MODE)
Select a wide mode.
GALLERY
Press to enter the Gallery Mode.
(Freeze/Hold)
Press to freeze a moving image on the
screen.
Teletext: Stop updating teletext pages
automatically or release the hold mode.
15
16
17
18
19
20
21
22
15
16
17
18
19
20
21
22
(INPUT SOURCE)
Select an input source.
RADIO
DTV/SAT: Switch between Radio and
Data mode.
When only data broadcasting (no radio
•
broadcasting) is transmitted by DVB,
the radio broadcasting will be skipped.
SAT
Press to access satellite mode.
DVD
P/
Select the TV channel.
MENU
ATV/DTV/SAT: “MENU” screen on/off.
DVD: Title menu on/off.
(Return)
Return to the previous “MENU” screen.
Buttons for teletext and other useful
features
Flip open the remote control cover on
the front.
(Display information)
Press to display the station information
(channel number, signal, etc.) in the upper
right corner of the screen.
P. INFO
Press to display programme information
which is transmitted through digital video
broadcasting in the upper left corner of
the screen (DTV/SAT only).
(Sound mode)
Select a sound multiplex mode.
(Reveal hidden Teletext)
(Subpage)
(Top/Bottom/Full)
Set the area of magnification in teletext
mode.
AV MODE
Select a video setting.
AQUOS LINK buttons
TV mode: If external equipment such as a
AQUOS BD Player is connected via HDMI
cables and is AQUOS LINK compatible,
you can use these AQUOS LINK buttons.
DVD/VCR mode: Press OPTION to pause
the picture.
The buttons except OPTION are
•
correspondingly used to select the
items on the screen.
STB mode: Only thebutton can be
used to operate on STB.
STB VCR
DVD
DVD STB VCR
1 – 2
Page 6
LC-52XS1E/RU/LC-65XS1E/RU
Part name
Display (Front view/Side view)
1234569
1
2
3
4
5
/Volume buttons*
P/Programme (channel)
buttons*
(INPUT SOURCE) button*
MENU button*
(Main Power) button*
Remote control sensor
6
7
8
9
10
11
(Standby/On) indicator
SLEEP indicator
OPC indicator
RESET button
USB terminal
The symbols light up when pressing these buttons. After a
*
period of time, the light will turn off.
78
AVC System (Front view/Rear view)
32145678
COMMON INTERFACE 1/2 slot
1
2
(Power) button
(Standby/On) indicator
3
RESET button
4
HDMI3 (HDMI) terminal
5
WARNING
Excessive sound pressure from earphones and headphones can cause hearing loss.
•
Do not set the volume at a high level. Hearing experts advise against extended listening at high volume levels.
•
EXT4 (ANALOGUE RGB/AUDIO)
6
terminals
EXT8 terminals
7
Headphones
8
10
11
11
9
10
EXT1 (RGB) terminal
9
EXT2 (RGB) terminal
10
EXT3 (COMPONENT/AUDIO)
11
terminals
OUTPUT (AUDIO) terminals
12
AVC System (Bottom view)
1213 1415
16
SAT (satellite) antenna terminal
13
Antenna terminal
14
DC OUTPUT terminal
15
DIGITAL AUDIO OUTPUT terminal
16
HDMI1 (HDMI/AUDIO) terminals
17
17181920 2122
HDMI2 (HDMI) terminal
18
RS-232C terminal
19
USB terminal
20
DISPLAY OUTPUT terminal
21
AC INPUT terminal
22
Product label is on the bottom of the
AVC System.
1 – 3
Page 7
LC-52XS1E/RU/LC-65XS1E/RU
Before turning on the main power
Preparing the Display
Make sure the Display is turned off before beginning work.
•
Before performing work, spread cushioning over the surface on which you will be laying the Display. This will
•
prevent it from being damaged.
Connecting the HDMI cable with the HDMI cable holder
HDMI cable
Speaker cable*
Press down on the
1Connect the HDMI cable to
upper hook and remove
the rear terminal cover,
pulling towards you.
(supplied)
2Affix the HDMI cable
the Display.
3
holder by pressing down.
HDMI cable
holder
(supplied)
NOTE
These are terminals for the speaker of the TV. Do not connect any other kind of cables.
*
Do not disconnect the speaker cable unless absolutely necessary. If you disconnect the speaker cable, confirm each colour
•
of the speaker plugs and speaker terminals (the order of the colour from left to right: red/black/white) before connecting the
speaker cable again.
Mounting the Display on a wall
This Display should be mounted on a wall only with the wall mount bracket available from SHARP.
•
The use of other wall mount brackets may result in an unstable installation and may cause
serious injuries.
•
Mounting the Display requires special skills and should only be performed by qualified service
personnel. Customers should not attempt to do the work themselves. SHARP bears no responsibility
for improper mounting or mounting that results in accident or injury.
•
You can ask qualified service personnel about using an optional bracket to mount the Display to a wall.
•
To use this Display mounted on a wall, first remove the adhesive tape at the two locations on the rear of the
Display
Display
, and then use the screws supplied with the wall mount bracket to secure the bracket to the rear of the
.
When using wall mount bracket AN-52AG8 or AN-65AG2
You can check the centre of the TV screen using the mark engraved on the wall mount bracket when mounting
the Display on the wall.
LC-52XS1E: The centre of the TV screen is at mark “E” on the wall bracket.
LC-65XS1E: The centre of the TV screen is at mark “A” on the wall bracket.
Setting the Display with the optional stand
•
This Display should be set on a table or floor, etc. only with the stand available from SHARP, sold separately.
•
Be sure to follow the instructions for the stand manual.
1 – 4
Page 8
LC-52XS1E/RU/LC-65XS1E/RU
Setting the TV and antenna cables
Supplying power to the antenna
You must supply power to the antenna in order to receive digital terrestrial broadcasts or satellite broadcasts
after running the initial auto installation. Go to “MENU” > “Setup” > “Antenna Setup-DIGITAL” > “Digital Setup”
> “Supply Voltage” > select “On”.
NOTE
Theindicator of the AVC System lights up when the main power is turned on after connecting the Display and AVC System using the
•
supplied HDMI cable.
The HDMI cable should be firmly connected. Failure to do so will loosen the cable and cause a contact failure when moving the AVC System.
•
This can cause result in an error message appearing on the screen without a visible picture.
Satellite antenna
cable
Connecting the HDMI cable with the
Standard
DIN45325 plug
(IEC 169-2) 75
coaxial cable
HDMI cable (supplied)
fixture/cushion
13
45
2
Tab
Do not use excessive
force when insering/
removing the HDMI
cable. The terminal or
cable may become
dameged.
Insert the fixture for
1
the HDMI cable into
the hole below the
DISPLAY OUTPUT
terminal on the AVC
System.
2
3
Handling the AVC System
CAUTION
Do not put a VCR or other device on top of the AVC System.
•
Keep enough space above and to the sides of the AVC
•
System.
Do not block the ventilation openings on the top and left side or
•
the exhaust fan on the right side.
Do not spread a thick cloth beneath the AVC System or cover it with one, as this can cause overheating and result in
•
malfunction.
Detach the parts
of the fixture
while holding the
tab of the fixture
downward.
Wrap the cushion
around the HDMI
cable.
Attach the parts of
4Connect the HDMI
the fixture on the
cushion, pushing the
tab downward.
5cm
5cm5cm
5
cable with the fixture
to the DISPLAY
OUTPUT terminal
while sliding on the
bar of the fixture.
1 – 5
Page 9
[3] DIMENSIONS
(1528.0) / [1243.0]
(1429.0) / [1156.0]
LC-52XS1E/RU/LC-65XS1E/RU
Unit: mm
54.0
47.1
22.8
(1046.0 ) / [878.0]
(933.0) / [765.0]
113.0
(314.0)
(804.0) / [652.0]
(597.6) / [511.0]
(1312.0)/[1075.0]
60.4
400.0
[ 2 00.0 ]
() : LC-65XS1E/RU
[] : LC-52XS1E/RU
: LC-52XS1E/RU/65XS1E/RU
1 – 6
Page 10
LC-52XS1E/RU/LC-65XS1E/RU
2
9
LC-52XS1E
CHAPTER 2. REMOVING OF MAJOR PARTS
Service Manual
[1] REMOVING OF MAJOR PARTS (LC-52XS1E/RU)
1. Removing of Speaker Box Ass'y and Cabinet B Ass'y
1. Remove the 4 lock screws and detach the Speaker Angle Cover Ass'y .
2. Remove the 4 lock screws and detach the Speaker Box Ass'y
3. Detach the AC Cover Top . Remove the 2 lock screws and AC Cover Bottom .
1
3
4
5
6
4. Detach the Terminal Cover , Bus-Cone Cover and 2 VESA Caps .
5. Remove the 13 lock screws , 6 lock screws , 4 lock screws , Reinforcement panel , and 20 lock screws . Detach the Cabinet B Ass'y.
7
10
8
111213
14
Cabinet B Ass'y
VESA Cap
9
13
11
2
7
8
12
3
11
11
14
10
Bus-Cone Cover
Terminal Cover
Speaker Angle
Cover Ass'y
5
1
AC Cover Top
AC Cover Bottom
4
6
2 – 1
Speaker Box Ass'y
Page 11
LC-52XS1E/RU/LC-65XS1E/RU
2. Removing of R/C, LED Unit and each shield.
1. Disconnect the RA connector from R/C, LED Unit.
2. Remove the 2 lock screws and detach the R/C, LED Unit.
3. Remove the 2 lock screws and 9 lock screws . Detach the IF Radiator Shield Ass'y.
4. Remove the 1 lock screw and 7 lock screws . Detach the A3C Radiator Shield Ass'y.
5. Remove the 12 lock screws and detach the Chassis Tray Shield R.
6. Remove the 1 lock screw and detach the Barrier Sheet . Remove the 11 lock screws and detach Chassis Tray Shield L Ass'y.
1
2
4
6
7
3
5
8
9
6
3
2
2
IF Radiator
Shield Ass'y
Chassis Tray
Shield R
[RA]
R/C, LED Unit
[RA]
1
Chassis Tray
Shield L Ass'y
4
A3C Radiator
Shield Ass'y
9
7
8
Barrier Sheet
5
2 – 2
Page 12
LC-52XS1E/RU/LC-65XS1E/RU
3. Removing of connectors
1. Disconnect the following connectors from IF Unit. (LE, PD, PE, LW, KM, LB, FR, SP, US)
2. Disconnect the following connectors from USB Unit. (US)
3. Disconnect the following connectors from SP-T Unit. (SP)
4. Disconnect the following connectors from A3C LCD T-CON Unit. (RA, LW, LB, LC)
5. Disconnect the following connectors from MAIN POWER Unit. (PD, PI, PE, PS1, ACM)
6. Disconnect the following connectors from SUB-1 POWER Unit. (PS1, PS2, LA1, AC1, ACM)
7. Disconnect the following connectors from SUB-2 POWER Unit. (PS2, LA2, AC1, AC2)
8. Disconnect the AC2 connector from AC INLET Unit.
9. Disconnect the KM connector from KEY Unit.
10.Disconnect the AC connector from DC OUTPUT Unit.
MAIN POWER Unit
IF Unit
USB Unit
SP-T Unit
[PI]
[LE]
[SP]
[US]
[AC]
DC OUTPUT Unit
SUB-1 POWER Unit
[PI] [PE]
[PD]
[PS1]
[ACM]
[ACM]
[RA]
[LW]
[LB]
[LC]
[KM]
KEY Unit
[LA1]
[AC1]
[PS2]
[PS2]
[LA2]
[AC1]
[AC2]
A3C LCD
T-CON Unit
[LA1]
[LA2]
SUB-2
POWER Unit
[AC2]
AC INLET Unit
IF Unit
[US]
[LE]
[PD]
[PE]
[LW]
[FR]
[LB]
[KM]
[SP]
2 – 3
Page 13
LC-52XS1E/RU/LC-65XS1E/RU
4. Removing of MAIN POWER Unit, SUB-1 POWER Unit and SUB-2 POWER Unit
1. Remove the 15 lock screws .
1
2. Detach the Power Unit Fix Angle Top Ass'y , Power Unit Fix Angle Bottom Ass'y and Power Unit Fix Angle .
3. Remove the 12 lock screws . Detach the MAIN POWER Unit, SUB-1 POWER Unit and SUB-2 POWER Unit.
5
2
3
4
SUB-1 POWER Unit
5
MAIN POWER Unit
SUB-2 POWER Unit
Power Unit Fix Angle
Top Ass'y
2
1
4
Power Unit
Fix Angle
3
Power Unit Fix Angle
Bottom Ass'y
2 – 4
Page 14
LC-52XS1E/RU/LC-65XS1E/RU
5. Removing of USB Unit, SP-T Unit, DC OUTPUT Unit, IF Unit and AC INLET Unit
1. Remove the 1 lock screw and USB Fix Angle . Remove the 1 lock screw and detach the USB Unit from USB Cover Holder.
2. Remove the 2 lock screws and detach the SP-T Unit.
3. Detach the DC OUTPUT Unit from Jack Cover.
4. Remove the 6 lock screws and detach the IF Unit.
5. Remove the 4 lock screws and detach the AC INLET Unit.
1
4
5
6
2
3
5
USB Fix Angle
2
1
IF Unit
SP-T Unit
3
USB Cover
Holder
USB Unit
Jack Cover
DC OUTPUT
Unit
6
4
AC INLET Unit
2 – 5
Page 15
6. Removing of KEY Unit and LED Backlight Module
1. Remove the 2 lock screws and detach the KEY Unit.
2. Remove the 4 lock screws and detach the LED Backlight Module from Cabinet A Ass'y.
1
2
LED Backlight Module
LC-52XS1E/RU/LC-65XS1E/RU
2
2
1
KEY Unit
2 – 6
Page 16
LC-52XS1E/RU/LC-65XS1E/RU
3
7. Removing of LCD Panel Module
1. Remove the 10 lock screws , 11 lock screws and 21 lock screws . Detach the 52' Full-HD LCD Panel module.
2. Detach the LED Backlight Module, Lens Sheet, Diffusion Sheet, BEF Sheet and D-BEF Sheet.
1
2
LED Backlight Module
Diffusion Sheet
D-BEF Sheet
1
2
3
Lens Sheet
BEF Sheet
52' Full-HD LCD Panel module
2 – 7
Page 17
[2] REMOVING OF MAJOR PARTS (LC-65XS1E/RU)
2
1. Removing of Speaker Box Ass'y and Cabinet B Ass'y
1. Remove the 4 lock screws and detach the Speaker Angle Cover Ass'y .
2. Remove the 4 lock screws and detach the Speaker Box Ass'y
3. Detach the AC Cover Top . Remove the 2 lock screws and AC Cover Bottom .
1
3
4
5
6
LC-52XS1E/RU/LC-65XS1E/RU
4. Detach the Terminal Cover , Bus-Cone Cover and 2 VESA Caps .
5. Remove the 18 lock screws , 5 lock screws , 4 lock screws, Reinforcement panel and 24 lock screws . Detach the Cabinet B Ass'y.
7
10
8
111213
9
14
Cabinet B Ass'y
VESA Cap
9
13
3
Bus-Cone Cover
Terminal Cover
7
8
5
12
11
1410
AC Cover Top
Speaker Angle
Cover Ass'y
4
6
2
AC Cover Bottom
1
Speaker Box Ass'y
2 – 8
Page 18
LC-52XS1E/RU/LC-65XS1E/RU
2. Removing of R/C, LED Unit and each shield.
1. Disconnect the RA connector from R/C, LED Unit.
2. Remove the 2 lock screws and detach the R/C, LED Unit.
1
3. Remove the 2 lock screws and 9 lock screws . Detach the IF Radiator Shield Ass'y.
4. Remove the 1 lock screw and 7 lock screws . Detach the A3C Radiator Shield Ass'y.
5. Remove the 1 lock screw and detach the Barrier Sheet . Remove the 22 lock screws and detach the Chassis Tray Shield R.
6. Remove the 1 lock screw and detach the Barrier Sheet . Remove the 23 lock screws and detach Chassis Tray Shield L Ass'y.
7
6
2
4
6
9
Barrier Sheet
Chassis Tray
Shield R
8
3
5
7
10
8
11
11
Chassis Tray
Shield L Ass'y
9
10
Barrier Sheet
3
[RA]
2
R/C, LED Unit
IF Radiator Shield Ass'y
[RA]
5
1
A3C Radiator Shield Ass'y
4
2 – 9
Page 19
3. Removing of connectors
1. Disconnect the following connectors from IF Unit. (LE, PD, PE, LW, FR, LB, KM, US, SP, RA, SD)
2. Disconnect the following connectors from USB Unit. (US)
3. Disconnect the following connectors from SP-T Unit. (SP)
4. Disconnect the following connectors from A3C LCD T-CON Unit. (LW, LB, FR)
5. Disconnect the following connectors from MAIN POWER Unit. (PD, PI, PE, PS1, PS3, ACM, AC3)
6. Disconnect the following connectors from SUB-1 POWER Unit. (PS1, PS2, LA1, AC1, ACM)
7. Disconnect the following connectors from SUB-2 POWER Unit. (PS2, LA2, AC1, AC2)
8. Disconnect the following connectors from SUB-3 POWER Unit. (PS3, LA3, AC3)
9. Disconnect the AC2 connector from AC INLET Unit.
10.Disconnect the KM connector from KEY Unit.
11.Disconnect the AC connector from DC OUTPUT Unit.
LC-52XS1E/RU/LC-65XS1E/RU
SUB-3 POWER Unit
IF Unit
USB Unit
[US]
MAIN POWER Unit
[PI]
[LE]
[PS3]
[AC3]
[SP]
[AC]
OUTPUT Unit
[PS3][LA3]
[PI] [PE]
[PD]
[AC3]
[KM]
SUB-1 POWER Unit
[PS2]
[PS1]
[ACM] [AC1]
[ACM]
[LW]
[LB]
[FR]
KEY UnitSP-T UnitDC
SUB-2 POWER Unit
[LA1]
[PS2]
[LA2]
[AC1]
[AC2]
T-CON Unit
[LA3]
[LA1]
[LA2]
[AC2]
AC INLET UnitA3C LCD
IF Unit
[US]
[SD]
[RA]
[PD] [PE]
[LE]
[LW]
[FR]
[LB]
[KM]
[SP]
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4. Removing of MAIN POWER Unit, SUB-1 POWER Unit and SUB-2 POWER Unit
1. Remove the 8 lock screws .
2. Detach the Power Unit Fix Angle Top Ass'y , Power Unit Fix Angle Bottom Ass'y and Power Unit Fix Angle .
3. Remove the 12 lock screws . Detach the MAIN POWER Unit, SUB-1 POWER Unit and SUB-2 POWER Unit.
1
2
5
3
4
MAIN POWER Unit
SUB-1 POWER Unit
5
SUB-2 POWER Unit
1
Power Unit
Fix Angle Top Ass'y
2
Power Unit
4
Fix Angle
3
Power Unit
Fix Angle Bottom Ass'y
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5. Removing of USB Unit, SUB-3 POWER Unit, SP-T Unit, DC OUTPUT Unit, IF Unit and AC INLET Unit
1. Remove the 1 lock screw and USB Fix Angle . Remove the 1 lock screw and detach the USB Unit from USB Cover Holder.
2. Remove the 4 lock screws and detach the SUB-3 POWER Unit.
1
4
2
3
3. Remove the 4 lock screws and detach the AC INLET Unit.
4. Remove the 2 lock screws and detach the SP-T Unit.
5. Detach the DC OUTPUT Unit from Jack Cover.
6. Remove the 6 lock screws and detach the IF Unit.
5
6
7
4
SUB-3 POWER Unit
7
5
IF Unit
USB Fix Angle
2
1
3
SP-T Unit
USB Cover Holder
USB Unit
AC INLET Unit
Jack Cover
DC OUTPUT Unit
6
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6. Removing of KEY Unit and LED Backlight Module
1. Remove the 2 lock screws and detach the KEY Unit.
2. Remove the 4 lock screws and detach the LED Backlight Module from Cabinet A Ass'y.
1
2
LED Backlight Module
2
2
KEY Unit
1
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7. Removing of LCD Panel Module
3
LC-52XS1E/RU/LC-65XS1E/RU
1. Remove the 10 lock screws , 13 lock screws and 22 lock screws . Detach the 65' Full-HD LCD Panel module.
2. Detach the LED Backlight Module, Lens Sheet, Diffusion Sheet, BEF Sheet and D-BEF Sheet.
1
2
LED Backlight Module
Diffusion Sheet
D-BEF Sheet
1
2
3
Lens Sheet
BEF Sheet
65' Full-HD LCD Panel module
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LC-52XS1E/RU/LC-65XS1E/RU
LC-52XS1E
CHAPTER 3. ADJUSTMENT
Service Manual
[1] ADJUSTMENT PROCEDURE
1. Adjustment method after PWB and/or IC replacement due to repair
The unit is set to the optimum at the time of shipment from the factory. If any value should become improper or any adjustment is necessary due to
the part replacement, make an adjustment according to the following procedure.
1. Prepare the following parts of writing software when you exchange IC7002 in the IF unit on the monitor side.
Applicable parts:RH-iXC331WJN9Q
NOTE: Caution when replacing ICs in the main unit (IC6001)
The above ICs are EEPROMs storing the EDID data of HDMI and the sub microcomputer.
To change applicable parts, it is necessary to write in the data of EDID.
It is possible to write from the microcomputer in the IF board, and execute "EDID WRITE" on the monitor step mode page, please with the following harness connected.
52 inchesLB harness :QCNW-H636WJQZ
KM harness :QCNW-H712WJQZ
65 inchesLB harness :QCNW-H623WJQZ
KM harness :QCNW-H709WJQZ
2. After replacing the LCD panel or LCD control PWB, adjust the COMB-BIAS Adjustment.
Refer to the [4]-1-1 item.
3. After replacing the LCD panel or LCD control PWB by 65 type, also adjust the upper and lower brightness difference adjustment.
Refer to the [4]-1-2 item.
[2] Entering and exiting the adjustment process mode
1. Entering and exiting the adjustment process mode
1. Pull out the AC plug on the display side under operation from the outlet.
2. While holding down the “VOL (+)” and “P(V)” keys on the set at once, Put the AC code. (It changes to the monitor inspection mode.)
3. While holding down the “VOL (–)” and “P(V)” keys on the set at once, It enters the monitor adjustment process mode.
Multiple lines of blue character string appearing on the screen indicate that the set is now in the adjustment Process mode.
If you fail to enter the adjustment process mode (the display is the same as normal startup), retry the procedure. (Another procedure)
4. To exit the adjustment process mode after the adjustment is done, unplug the AC power cord to force off the power. (or please press the MAIN
POWER key and turn off a power supply).
(When the power is turned off with the remote controller, once unplug the AC power cord and plug it in again. In this case, wait 20 seconds or so
before plugging.)
CAUTION: Use due care in handling the information described here lest the users should know how to enter the adjustment process mode.
If the settings are tampered with in this mode, unrecoverable system damage may result.
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2. Remote controller key operation in adjustment process mode.
1. key operation
Remote controller keyMain unit key Remote controller key Main unit key Function
P (/)
VOL (+/-) VOL (+/-) Changing a selected item setting (+1/-1)
Cursor (/)
Cursor (/)
OK —Executing a function/ canceling a test pattern.
CHP1-CHP6W/B adjustment check. It is a BETA setup about the gamma value in each adjustment point. It is off
Page specification (1-10item)It jumps to the pressed page. The cursor position after it moves selects the first line
Line specification(1-6line)The cursor moves to the pressed line.
Screen display —It is considered as monitor process mode OSD all OFF.It displays it again by another key pressing.
Input mode is switched automatically when relevant adjustment is started so far as the necessary input signal is available.
P (/)
—Turning a page (PREVIOUS / NEXT)
—Changing a selected line setting (+10/-10)
3. Description of display
(1) Present㵘page / number of total pages(3)Destination display
(2) Page present title(4) Model size
Moving an item (line) by one (UP/DOWN)
again in the same key pressing. *Other key input is invalid in the on condition. However, it shall be
effective when other Point keys (CHP1-CHP6) are pressed.
1/ 46[INFO]INPUT1AUTOEURO65E_UNDER[0]
MONITOR MAIN Version1.10 (E 2008/09/03 1)
NONITOR BOOT Version1.01
Monitor SUB Version1.05
FRC Version71716531
LED A/MAIN/SUB version0808236501/1.0.0/1.0.0
CPLD/FPGA Versiona3 / 46
EQ DATA CHECKSUMROM
LAMP ERROR0
MONITOR SUB ERR CAUSE00 00 00 00
NORMAL STANDBY CAUSE0
ERROR STANDBY CAUSE1) 02) 03) 0
1MONITOR MAIN Version1.10(W2008/09/03 1)Monitor Main software version
2MONITOR BOOT Version 1.01Monitor BOOT Version.
3MONITOR SUB Version 1.05Monitor sub software version
4FRC Version 71716531FRC Version
5LED A/MAIN/SUB version0808236501/1.0.0/1.0.0A3C,LEDTCON software, LEDTCON FPGA Version
6CPLD/FPGA Version a3 / 46CPLD/FPGA Version.
7EQ DATA CHECKSUM ROMAudio data checksum.
8LAMP ERROR 0Number of termination due to lamp error.
9MONITOR SUB ERR CAUSE 00 00 00 00Monitor error standby cause.
10NORMAL STANDBY CAUSE 0Situation that became standby at the end.
11ERROR STANDBY CAUSE1) 0 0H 0MError standby cause Total operating time before error.
2) 0 0H 0M(5 times history)
3) 0 0H 0M
4) 0 0H 0M
5) 0 0H 0M
2/46[INIT]
1INDUSTRY INITOFFInitialization to factory settings execution.
2INDUSTRY INIT(-Hotel)OFFInitialization to factory settings execution.
3HOTEL MODEOFFHotel mode ON/OFF setting
4Center Acutime**H **MMain integrated operating time (reset by the factory setting)
5RESETOFFMain integrated operating time reset.
6Backlight Acutime**H **MBacklight accumulative operating time (not reset by factory setting)
7RESETOFFBacklight accumulative operating times reset.
8LAMP ERROR RESETOFFThe number of times which carried out power supply OFF in the
1MONITOR TIME OUTONDisclosure
2MONITOR MAX TEMP53Disclosure
3MONITOR EEP READ / WRITEWRITEDisclosure
4MONITOR EEP ADR0x 0Disclosure
5MONITOR EEP DATA0x 0Disclosure
40/46[M TESTPTRN]
1LCD TEST PATTERNOFFPattern with built-in LCD controller display.
2LCD AGI TEST PATTERNOFFPattern with built-in LCD controller display.
3LCD EVA TEST PATTERNOFFPattern with built-in LCD controller display.
4FRA TEST PATTERNOFFPattern with built-in LCD controller display.
5PSF TEST PATTERNOFF
1KEY LOCK(1217)EnterKey input lock
2KOUTEI AREA ALL CLEARAdjustment value clearness in all areas in process
3A MODE AREA CLEARAdjustment value clearness of process A mode
4BACKUP AREA CLEARAdjustment value clearness in process backup area
5B MODE AREA CLEARAdjustment value clearness of process B mode
6EXECUTIONClear execution
1POWER MEASURE (Quick ON)Enter
2POWER MEASURE (Quick OFF)Enter
3EEP SAVEOFFWriting setting values in EEPROM.
4EEP RECOVEROFFReading setting values from EEPROM.
5LED TCON DATA SAVEOFFWriting LED TCON DATA in EEPROM
6LED TCON DATA RECOVEROFFReading LED TCON DATA from EEPROM
7MONITOR SUB ERROR CAUSE
RESET
8STANDBY CAUSE RESETOFFReset stand by cause.
9WALL PICTURE DATA NONE
10WALL PICTURE DATA MODE ERASE
11TIME COUNTER2
12TIME COUNTER RESETOFF
13PRODUCT EEP ADR0x 0Don't touch when serving (for producer of factory)
14PRODUCT EEP DATA0x 0Don't touch when serving (for producer of factory)
OFFReset of monitor sub error cause
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[4] Display Adjustment
1. Panel Part Adjustment
1. COMB-BIAS Adjustment
Adjustment
point
1
COMB-BIAS
Adjustment
2Upper and lower
brightness difference adjustment
(Only 65 inch)
Adjustment conditionsAdjustment procedure
A visual check1. Please start a set.
A visual check1. Please start a set.
LC-52XS1E/RU/LC-65XS1E/RU
2. Enter the adjustment process mode. (Please refer to the [2]nd clause..)
3. Move the cursor to [VCOM ADJ] on page 3/46.
4. Press the OK key. then, you can check that the pattern for adjustment is displayed.
5. Adjust so that the flicker for the central part of a screen becomes the minimum using the (+)
and (-) key of the volume of R/C.
6. If it will be in the optimal state by the 5th clause, press the OK key and turn off a pattern.
[CAUTION]
Operate a monitor independently and adjust him.
2. Enter the adjustment process mode. (Please refer to the [2]nd clause..)
3. Move the cursor to [LCD LUMA ADJ] on page 3/46.
4. Press the OK key. then, you can check that the gray flat pattern for adjustment is displayed.
5. Adjust so that the Upper and lower brightness difference for the central part of a screen
becomes the minimum using the (+) and (-) key of the volume of R/C.
6. If it will be in the optimal state by the 5th clause, press the OK key and turn off a pattern.
[CAUTION]
The brightness of the screen in the under changes by the upper and lower brightness differ-
ence adjustment.
Operate a monitor independently and adjust him.
2. EDID writing
Adjustment point Adjustment conditionsWriting procedure
1EDID writingAdjustment process mode[EDID writing with adjustment process mode]
• Enter the adjustment process mode.
• Move the cursor to [HDMI EDID WRITE] on page 3/46.
• Press the "OK" key to remote control.
• After a while, If “EDID WRITE OK" is displayed, the setting is completed.
“CAUTION”
The data based on model discrimination information in the LB harness (IF substrate ~
LCD_A3C substrate) is described to EEPROM. Confirm the thing that the inspected set
is corresponding to the size of the panel on the process page 1.
(When not written in, HDMI does not function.)
3. Initialization to factory settings (When factory settings is initialized by STB, it is unnecessary. )
After a factory setting, It ends with the AC power supply OFF.
CAUTION: After factory setting is set, Please do not turn on the power supply.
1Factory settings Please end by MAIN
If you turn on the power supply, Please execute the factory setting again.
Please do not carry out power supply OFF with remote control.
Adjustment point Adjustment conditions Adjustment procedure
[Factory setting with adjustment process mode]
POWER key "OFF."
(See to below caution)
• Enter the adjustment process mode.
• Move the cursor to [INDUSTRY INIT] on page 2/46.
and press the [OK] key.
• After a while, “INDUSTRY INIT SUCCESS” is displayed in the upper part of the
screen and the setting is completed.
When succeeding: Background color (green)
When failing: Background color (red)
The following items are initialized in the factory setting.
1) Last state of operation.
2) The contents of an error are cleared.
(Back light operation time is not cleared.)
How to exit from adjustment process mode.
After adjustments, to exit the adjustment process mode, turn off the MAIN power key.
When the power is turned off with the remote control, unplug the AC power cord and plug it back in.
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4. Software version
(1) Monitor Main micon SoftwareVer. 1.0 *1
(2) Monitor Sub micon SoftwareVer. 1.0 *1
*1 Please refer to the change report document for the latest version (Issued it to SEES).
[5] Special features
1. NORMAL STANDBY CAUSE (Page 1/46)
Display of a cause (code) of the last standby.
The cause of the last standby is recorded in EEPROM whenever possible.
Checking this code will be useful in finding a problem when you repair the troubled set.
2. EEP SAVE (Page 46/46)
Storage of EEP adjustment value
3. EEP RECOVER (Page 46/46)
Retrieval of EEP adjustment value from storage area.
[6] Functional explanation of AQUOS STANDBY CAUSE
[Method of display]
• It is displayed in the top page of the process mode (The page displayed first when entering the process mode: 1/46).
(Refer to the following display example.)
[Content of display]
1. NORMAL STANDBY CAUSE
• The reason that became a power-off by using usually or using the main unit is displayed. (Only the one latest)
It is not displayed when power supply OFF is carried out with remote control.
2. ERROR STANDBY CAUSE
• When main CPU becomes a power-off detecting some abnormalities, the reason and the using time of the set by the point
that became a power-off is displayed 5 times.
• In addition, when time information is acquirable from digital broadcasting, the date and time of error generating is recorded and displayed
simultaneously, and when time information cannot be acquired, it becomes the above-mentioned display.
"0" is displayed when abnormalities are not detected once.
A display is clearable by operation of remote control.
* Display will be cleared, if "STANDBY CAUSE RESET" is chosen on page 46/46, "ON" is set up with the voice button (+/-) of remote control and
the "OK." key is pressed.
3. MONITOR ERR STANDBY
The abnormal detection part is displayed by the blinking frequency of power LED and OPC LED when turning it off detecting abnormality on the
monitor side at an abnormal temperature etc. of the monitor.
Moreover, the latest, abnormal content detected with the monitor microcomputer can be displayed four times memory and MONITOR SUB ERR
STANDBY as an error code.
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• Example of display (Top page of process mode:1/46)
Outline: The communication and the abnormalities in a power supply which the monitor microcomputer detected are saved at EEPROM.
PlaceThe first page of process mode A: MONITOR EER CAUSE item
The abnormal condition of the four lasts can be checked in the process mode A
"0" is displayed when there is no error. "0" can clear on the final page of step mode A.
Content of error
Display
02Start communication error 2An initial communication from main CPU is unreceived. {{
03Start communication error 3Only initial communication receives.{{
04Start communication error 4Up to panel information demand reception{{
05Start communication error 5Up to the completion reception of initialization{{
06Start communication error 6Up to the notice transmission of a version{{
07Start communication error 7Up to the notice transmission of starting information{{
08Start communication error 8Up to starting information answer reception{{
09Start communication error 9Up to timeout setting reception{{
0ACommunication error AREQ timeout{{
0BCommunication error BThe restart timeout out of the starting start of time acquisition
0CCommunication error CEnd sequence timeout{{
11Communication error HFixed communication timeout{{
32Power supply error 9DET POW7 abnormal
33Panel related error 2LED OPEN error{
34Panel related error 3LED high temperature error{
35Panel related error 4LED driver thermal shutdown{
36DC output power supply errorDC5V output error DC_OUT_CHK (WRLS_POW_CTL){The monitor
LED blinking timing table of error
300ms1.5sec
1) Power LEDRemarks
Kind of errorPower LED operation (1 cycle)The pin is a monitor microcomputer pin.
Inverter/Lamp
abnormal
Red blinking once
Monitor side
Power abnormal
Red blinking twice
Monitor side
Main CPU communication abnormal
Green blinking
once
Monitor side
Others
Green blinking
twice
STB side
POWER abnormal
Two time of white +
red blinking
STB side
Main CPU communication abnormal
One time of green
+ blue blinking
STB side
Others
Two time of green
+ blue blinking
H: red lighting
L: erase lighting
H: red lighting
L: erase lighting
H: green lighting
L: erase lighting
H: green lighting
L: erase lighting
H: red lighting Monitor power LED STB power LED
L: erase lighting
H: green lighting Monitor power LED STB power LED
L: erase lighting
H: green lighting Monitor power LED STB power LED
L: erase lighting
Refer to an inverter / the lamp abnormal details. It blinks OPC LED
by remote control MENU key input.
Refer to the power supply abnormal details. It blinks OPC LED by
remote control MENU key input.
Refer to the communication abnormal details. It blinks OPC LED
(reservation) by remote control MENU key input.
Abnormality or main CPU communication abnormality of communication line. →
To the confirmation of the debugging sentence of main CPU
Refer to others abnormal details. It blinks OPC LED by remote
control MENU key input.
Refer to the power supply abnormal details. It blinks monitor side
OPC LED by remote control MENU key input.
Refer to the communication abnormal details. It blinks monitor
side OPC (reservation) LED by remote control MENU key input.
Abnormality or main CPU communication abnormality of communication line. →
To the confirmation of the debugging sentence of main CPU
Refer to others abnormal details. It blinks monitor side OPC LED
by remote control MENU key input.
displays error
caution.
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2) Inverter/Lamp abnormal details (Power red LED blinking once + OPC LED blinking)
Remarks
Kind of errorOPC LED operation (1 cycle)The pin is a monitor microcomputer pin.
Lamp abnormal
Blinking once
LED OPEN error
Blinking twice
LED temperature
error
Three time blinking
LED thermal shut
down
Four time blinking
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
ERR_PNL(40pin): L abnormal. It fixes it by five time of the spacing
continuous agreement for one second.
(It detects it only while back light is lighting.)
Attention of no start by five times of accumulation excluding monitor
step.
(The 1st time doesn't make an error-off only by inverter reset.)
The number of times of accumulation is a setup at Process A, or it is
cleared zero times in AC_ON, main board [CH_DOWN]+[VOL_UP]
pushing, or continuation lighting 3 minutes.
OPEN error of LED device.
The LED device was out of order, and the number of breakdowns
exceeded the definite value.
(It doesn't drop in the error even if the threshold is not installed, and
the breakdown of the LED device occurs in the current state.)
Temperature error when temperature maximum value in LED driver's
detection LED panel exceeds threshold.
State when temperature in LED driver exceeds threshold.
(LED back light shuts down compulsorily when the temperature in the
LED driver exceeds the threshold.)
Five time blinking
3) Monitor side power abnormal details (Power red LED blinking twice + OPC LED blinking)
Kind of errorOPC LED operation (1 cycle)The pin is a monitor microcomputer pin.
PS_ON
AC_DET abnormal
Blinking once
PS_ON
Main 15V abnormal
Blinking twice
D_POW
Digital 3.3V
abnormal
Three time blinking
PANEL_POW
Panel 12V abnormal
Four time blinking
LED BL 3V3
LED BL
power(3.3V)
abnormal
Five time blinking
LED BL 42V
LED BL
power(42V)
abnormal
Six time blinking
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
Remarks
AC_DET(72pin) abnormal (L).
The during starting detection is an error standby. The detection when
operating is polling and a power supply reboot.
15V_CHK(71pin) abnormal (L). Main 15V has not risen.
The during starting detection is an error standby. The detection when
operating is polling and a power supply reboot.
DET_D3V3(59pin) abnormal (L). Digital 3.3V has not risen.
The during starting detection is an error standby. The detection when
operating is polling and a power supply reboot.
DET_PNL12V(58pin) abnormal (L). Panel power has not risen.
The detection when the during starting is detected, and it operates is
polling and an error standby.
LED backlight 3.3V power abnormal (LED T-CON detection → It noti-
fies to a sub microcomputer via main CPU.) microprocessor is
informed via the main CPU.)
Error standby when detecting it
LED backlight 42V power abnormal (LED T-CON detection → It noti-
fies to a sub microcomputer via main CPU.)
Error standby when detecting it.
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4) Communication unusual details (Power blue LED blinking once + OPC (reservation) LED blinking)
4') STB communication abnormal details (Power green LED blinking once + OPC (reservation) LED blinking)
Remarks
Kind of errorOPC LED operation (1 cycle)Basically the log of the debugging print sentence is analyzed and it
Initial communication reception
abnormal
Blinking once
Start fixation
reception abnormal
Blinking twice
Regular communication abnormal
Three time blinking
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
analyzes it by the bus monitor the communication log.
The first communication cannot be received. (Monitor part number
demand un-receiving.)
→communication line abnormal. Main CPU start trouble
The start reason fixation from main CPU cannot be received.
(The start communication to the start reason notification command is
un received.)
→Main CPU start trouble. Monitor microcomputer reception trouble.
The regular communication done every second at the normal operation
becomes interrupted.
→Main CPU operation trouble. Monitor microcomputer reception trouble
Four time blinking
Other communication abnormal
Five time blinking
5 Another abnormal details (Power blue LED blinking twice + OPC LED blinking)
5') STB another abnormal details (Power green LED blinking twice + OPC LED blinking)
Kind of errorOPC LED operation (1cycle)The pin is a monitor microcomputer pin.
Monitor tempera-
ture abnormal
Blinking once
Synchronization
abnormal
Blinking twice
Main microcomputer end demand
(main temperature,
others)
Three time blinking
* (only STB)
FAN error (only
STB)
Four time blinking
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
The request demand command doesn't come from main CPU to
demand (PM_REQ=H) by the monitor microcomputer.
→Main CPU operation trouble. Monitor microcomputer reception trouble.
Remarks
CAUTION display of 60°C or more in temperature of panel by contin-
uation for 15 seconds or more (It depends on OSD (It is a red blinking
character in lower right).)
Error standby display of 60°C or more in temperature of panel by continuation for 25 seconds or more
(MONITOR MAX TEMP of process A on page 39/46: Change of
abnormal AD value of temperature):thermistor
FRC_DETECT(46pin) abnormal. Synchronizing signal abnormal.
Detection when operating (polling)
It is error standby at consecutive ten-time NG in a cycle of 100ms.
The state which received the forced-termination demand from a main
microcomputer.
Details are described to the reason of the error of the process menu
of the main microcomputer.
Five time blinking
L: erase lighting
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3') STB Power abnormal detail (Power white LED blinking twice + OPC LED blinking)
Remarks: The error reason is different at the time of each destination.
Error typeOPC LED operation (1 cycle)Pins are monitor microprocessor pins unless otherwise specified.
POWER abnormal 1
Blinking once
POWER abnormal 2
Blinking twice
POWER abnormal 3
Three time blinking
POWER abnormal 4
Four time blinking
FPGA CONF
time-out
Five time blinking
POWER abnormal since six
Six time blinking
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
H: lighting
L: erase lighting
Power abnormal 1 error.
The during starting detection is an error standby. The detection when
operating is polling and a power supply reboot.
Power abnormal 2 error
The during starting detection is an error standby. The detection when
operating is polling and a power supply reboot.
Power abnormal 3 error
The during starting detection is an error standby. The detection when
operating is polling and a power supply reboot.
Power abnormal 4 error
The detection when the during starting is detected, and it operates is
polling and an error standby.
All the destination community. Abnormal that FPGA configuration line
doesn't become H in specified period.
The during starting detection is an error standby. The detection when
operating is polling and a power supply reboot.
Power abnormal 6/7/8/9 error
The during starting detection is an error standby. The detection when
operating is polling and a power supply reboot.
[7] Public Mode (Hotel Mode)
1. Starting the Public Mode
• There are two following ways to display the PUBLIC Mode setting screen.
1) On the process adjustment mode screen (2/46), set the “HOTEL MODE” Flag to ON.
Turn off the power, and turn it on again, pressing the CHANNEL UP and Volume UP keys of the main unit at the same time.
2) Enter the Pass Word, and start the unit.
a) Turn on the power, pressing the INPUT and Volume UP keys of the main unit at the same time. (insert AC plug.)
b) A password input screen is displayed.
Public ModePublic ModePublic Mode
㵘䋭㵘㵘䋭㵘㵘䋭㵘䋪㵘㵘䋭㵘㵘䋭㵘䋪㵘㵘䋪㵘㵘䋪
Operation procedure
• The initial input position is the digit at the left end.
• For the numeric keys 0 to 9 of R/C, key input is accepted. Input of the other keys is prohibited.
• Change “–” to “*” by inputting the numeric key at the input position, and shift the input position rightward one digit.
• When three digits are completely input, the Pass Word is judged.
c) Check the Pass Word by inputting three digits.
If the Pass Word is 0 2 7, it shifts to the PUBLIC Mode setting screen.
In another case, the screen is erased, and it operates in the ordinary mode.
2. Exiting the Public Mode screen
• There are two following ways to exit the Public Mode setting screen.
1) Turn off the power.
2) Select “EXECUTE” in the PUBLIC_Mode to execute it.
Activate the restart under the set content. Here, the START input SOURCE setting is excluded since this item is referred to only when the power is
turned on.
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3. Set value of the Public Mode
• Each set value in the PUBLIC Mode is initialized when the factory setting is applied.
(The setting of the PUBLIC MODE Flag in the process adjustment mode screen is not changed.)
4. Basic operation in the Public Mode
1. Key Operation
Key NameModeKey Function
Volume (+/-) or Cursor /
Channel / or Cursor /
Decision (OK) Execution (Used by the items “Execution” and “RESET”.)
PUBLIC Mode R/C Ordinary operation mode: It enters the PUBLIC Mode.
PUBLIC Mode: It exits the PUBLIC Mode.
2.
Public ModeChangeable value
POWER ON FIXED [VARIABLE] [VARIABLE]/[FIXED ALL]/[FIXED_BODYKEY]/[PC RESPOND]
SHUT DOWN MODE [NORMAL][NORMAL]/[QUICK]
MAXIMUM VOLUME [60][0-60]
VOLUME FIXED [VARIABLE] [VARIABLE]/[FIXED]/[AC CTRL]/[AC/RC CTRL]
VOLUME FIXED
PUBLIC MODE Flag does not change.
Any set item in PUBLIC Mode is not initialized.
5. Operation after “RESET”
Select “RESET” in the PUBLIC Mode, and it operates as follows when it is executed (refer to the basic operation).
• The set contents in the PUBLIC mode are initialized.
• It does not exit the PUBLIC mode.
• PUBLIC MODE Flag does not change. (It is not set to OFF.)
[8] Setting items (* Item names and selective items are expressed in English.)
1. Power ON Fixed (POWER ON FIXED)
Selection “VARIABLE” or “FIXED” is selectable. (Loop is provided.)
Default “VARIABLE”
Function• When "FIXED" is set, “Power ON/Standby Key” of the main unit and R/C is disabled.
Keys disabled when not set to Default • OFF_TIMER (SLEEP)
Remarks The function does not work for any other standby factors (see below).
• No operation OFF
• No signal OFF (including the power management)
If the power button is pressed in the ordinary mode when set to “FIXED”, the caution is displayed for 5 seconds.
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When power button on the main unit is pressedWhen power button on R/C is pressed
No Power off by power button.
* The OSD display is an example.
If another ODS is previously displayed, the status is reset (MENU or similar).
2. Volume Maximum Level [MAXIMUM VOLUME]
Selection 0~60 (Loop is not provided.)
Default 60
Function • Even if VOL is adjusted to a value higher than the adjusted one, it is not set to that value. (Only the speakers of
Exception
Remarks• When it is set to 59 or less, the number is displayed and the volume bar is not displayed during operation in the ordi-
3. Volume Fixed [VOLUME FIXED]
Selection “VARIABLE” or “FIXED” is selectable. (Loop is provided.)
Default “VARIABLE”
Function It is selectable whether or not the volume is fixed to the value adjusted in the volume fixed level mode.
Exception• In the adjustment process, the volume can be set as desired regardless of this setting.
Keys disabled when not
set to Default
Remarks• Volume Fixed is prior to Volume Maximum Level.
4. Volume Fixed Level [VOLUME FIXED LEVEL]
Selection 0~60 (Loop is not provided.)
Default Currently set volume
Function The volume is fixed to the adjusted value. (Only the speakers of the main unit)
Exception • In the adjustment process, the volume can be set as desired regardless of this setting.
Keys disabled when not
set to Default
Remarks • When Volume Fixed is set to “VARIABLE”, the setting is inhibited to change.
No Power off by power button. No Power off by remote control.
5. R/C Operation [RC BUTTON]
Selection
Default
Function
Exception • Regardless of the setting contents, the process mode, inspection mode and PUBLIC_Mode Key are enabled.
Remarks The CARD function stops all functions including the input switching and direct key when set to “NO RESPOND”.
6. Main Unit Operation [PANEL BUTTON]
Selection
Default
Function
Exception
(Only the speakers of the main unit)
nary mode.
• VOLUME can be abbreviated to VOL.
(Only the speakers of the main unit)
• Volume high/low (VOL+/-) (Both R/C and main unit)
• Mute (MUTE)
• Even if the above disabled keys are operated, the volume is not displayed.
• VOLUME can be abbreviated to VOL.
• VOLUME can be abbreviated to VOL.
“RESPOND” or “NO RESPOND” is selectable. (Loop is provided.)
RESPOND
R/C key operation is set.
When set to “NO RESPOND”, the R/C keys are disabled in the ordinary mode.
The power key (Power ON/Standby Key) is also disabled.
• Regardless of the setting contents, all keys can be used while entering the process mode, inspection mode or
PUBLIC_Mode.
“RESPOND” or “NO RESPOND” is selectable. (Loop is provided.)
RESPOND
NO RESPOND: Excluding power supply (Video/Standby key), the main unit keys are disabled.
• Regardless of the setting contents, the start operation of the process mode, inspection mode and PUBLIC_Mode is
enabled.
• Regardless of the setting contents, all keys can be used while entering the process mode, inspection mode and
PUBLIC_Mode.
No Power off by remote control.
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7. MENU Operation [MENU BUTTON]
Selection“RESPOND” or “NO RESPOND” is selectable. (Loop is provided.)
Default RESPOND
Function The MENU keys on the main unit and R/C MENU are disabled.
Exception• Regardless of the setting contents, the start operation of the process mode, inspection mode and PUBLIC_Mode is
Key that becomes invalid
excluding Default besides
MENU Key because of
setting
Remarks When set to “NO RESPOND”.
8. OSD Display [ON SCREEN DISPLAY]
Selection “YES” or “NO” is selectable. (Loop is provided.)
Default YES
Function When set to “NO”, the following OSD is not displayed.
Keys which can be
enabled (Exquisite example)
Keys disabled when not
set to Default (Example)
Remarks• When set to “NO”.
enabled.
• Regardless of the setting contents, all keys can be used while entering the process mode, inspection mode or
PUBLIC_Mode.
ON_TIMER, Auto Preset, Manual_Memory, and clock setting.
All Direct Shift keys to the MENU display.
• ON_TIMER is set to “OFF”.
Register, Setting, Adjustment MENU, Channel_Call, Volume Bar In the case of Wide Model, if the following operation is
performed, it is immediately switched (since MENU can not be displayed).
Input switching.
Brightness sensor, light control.
Still screen, screen display, MENU, OFF_TIMER, A V Position, Wide Mode switch, Auto Installation.
a) The OFF_TIMER (SLEEP TIMER) setting time is cleared.
9. Start Mode [INPUT MODE START]
Selection “NORMAL”, “TV(*Channel)”, “INPUT1”, “INPUT2” (Loop is provided.)
Default NORMAL
Function When the power is ON, the input source or channel to start is set.
Remarks • When set to a mode other than “NORMAL”.
10.Mode Fixed [INPUT MODE FIXED]
Selection “VARIABLE” or “FIXED” is selectable. (Loop is provided.)
Default VARIABLE
FunctionWhen set to “FIXED”, it is disable to switch to other channel or input after start in the set value of “Start Mode (INPUT
Keys disabled when not
set to Default (Example)
Remarks • When “START MODE” is set to “NORMAL”, this item is disable to set. (Automatically set to “VARIABLE”.)
In the NORMAL mode, it follows the contents of Last_Memory.
a) It is inhibited to display the Channel Setting MENU and to set the Channel.
b) On start with “ON_TIMER”, the set Channel of ON_TIMER is prior.
• When set to “NORMAL”, “Mode Fixed (START MODE FIXED)” is set to “VARIABLE” to inhibit the selection.
When starting by "ON_TIMER", the setting Channel of ON_TIMER is priority.
MODE START)”.
Channel UP/Down, Direct_Channel Button, FLASHBACK, INPUT, STILL, Digit_Select and Direct input switching.
• When set to “FIXED”.
The Channel setting MENU (Menu-setup-Auto Installation, Programme setup and Child Lock item hatching) and Input
Selection MENU in MENU are not displayed.
[9] SOFTWARE UPDATING
1. The upgrade method of monitor software
1. The software of this machine is roughly divided into the following three software.
1) Main microcomputer software
2) Monitor microcomputer software
3) LED microcomputer software
The above-mentioned microcomputer software can rewrite software by using the USB memory to have confirmed the operation.
2. Upgrade of software
[Prior preparation]
• USB Memory
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The memory confirmed the operation is as follows.
Manufacturer:Series name:Part number (Representation):Capacity
I-O DATA:ToteBag TB-ST series:TB-ST1G/B:1G
Buffalo:RUF2-S series:RUF2-S1G-BS:1G
Buffalo: RUF2-EL-BL series: RUF2-E1GL-BL:1G
• PC with which Windows2000/XP/Vista was installed.
[Preparation]
When rewriting main software, it is necessary to prepare the USB memory for upgrade for beforehand.
Create the USB memory for upgrade in the following procedure.
1) The file copy of the binary image file SHOWAxxx.USB for upgrade (tentative name) is carried out at the root directory of a USB drive.
* Do not put the binary image file for a directory, a file not related, and two or more upgrades on the USB drive.
2) The USB memory for the upgrade was made above.
[How to rewrite software]
As for rewriting of software, the situation of rewriting is displayed on a display.
1) AC power supply of the main body of the monitor is turned off. (The AC outlet is pulled out.).
2) The USB memory for upgrade (what was created by the above-mentioned preparation) is inserted in the terminal for service.
3) AC power supply is turned on pushing the power button of a main part key. (AC socket is put.).
4) An upgrade screen as shown in the following figure is displayed in about 10 seconds from several seconds after main part starting.
PROGRAM1
90%
PROGRAM2
38%
PROGRAM1
90%
PROGRAM2
38%
<SYSTEM UPGRADE>
OK
OKNGNG
<UPGRADE FAILURE>
OK
OKNGNG
EEPROM
EEPROM
SHOWA
OK NG
SHOWA
OK NG
5) When as much as one in the processing item processing fails, the upgrade failure screen is displayed as shown in the figure below. As for a failure
item, the character of "NG" changes to red.
* Do rewriting software over again when it fails and the power supply falls on the way.
When redoing, it takes about 1 minute until the screen of upgrade comes out
Even if it redoes, when failing again, hardware may be out of order.
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PROGRAM1
100%
PROGRAM2
100%
Program
System
MONITOR
57%
<UPGRADE SUCCESS>
OK
OKNGNG
1.00 (W 2008/05/12 1)
W0805121
<UPGRADE SUCCESS>
OK NG
EEPROM
SHOWA
OK NG
SHOWA
6) When all processing ends, the upgrade end screen is displayed as shown in the figure below.
The version of new software can be checked on this screen.
The version display is displayed to complete the upgrade of the item of the object respectively.
Program Version: The version of main software is displayed.
MONITOR
MONITOR
Monitor
57%
100%
<UPGRADE FAILURE>
OK NG
<UPGRADE SUCCESS>
OK NG
1.00
SHOWA
SHOWA
7) AC power supply of a main body is turned off (AC outlet is pulled out), and the USB memory for upgrade is removed.
8) Rewriting of software is an end above.
* Check the version of the main software from 1/46 screens of the process adjustment screen by starting the set after rewriting software.
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LC-52XS1E
CHAPTER 4. TROUBLESHOOTING TABLE
Service Manual
[1] Power supply Troubleshooting
No power supplied (Front LED does not turn on). Power switched on but no power supplied. (Front LED does not turn Red → Green)
YES
Are the power cord connector correctly connected to the body? NOReconnect the power cord correctly and switch on the power
YES
Is connector AC/AC2 of the AC Inlet unit (RUNTKA485WJQZ: 52/
RUNTKA491WJQZ: 65) connected normally?
[MAIN-POWER UNIT]
RDENCA304WJQZ
Is a main fuse (F7601, F7602) normal? NOWhen the fuse cuts even if the main fuses are exchanged and the
YES
NOReconnect the AC Inlet unit correctly and switch on the power
again.
again.
power supply is turned on again.
Check (C7901, DS7901, C7901, IC7901) of the BU5V primary
side in the MAIN power unit
Please check the PS_ON signal line of IC7002 (SUB-MICON) 67
pin on IF board.
YES
Please check whether BU5V is normally outputted to pin 6 and 7
of PD connector (CN7101)?
YES
Please check whether UR15V is normally output to pin 1 and 2 of
PE connector (CN7001).
NO
NOPlease check whether there is parts which are out of order on
BU5V lines, or a shorting circuit.
YES
Please check whether about parts out of order on the BU5V line
or the short-circuited circuits.
NO
Please check the power circuit of a BU5V line system.
1233MHz
X6304348MHz
IC6351J8/J948MHzX6351 IRSS
IC6702H533MHzCPLD
IC680421/2212.288MHzS-DSP
IC690217/1824.576MHz1bit-AMP
IC750215148.5MHzLVDS_Tx At the time of a 1080p
IC70028/932KHzMICON X7001
11/1320MHzFL7001
Output-
Voltage [V]
60Hz input
input
60Hz input
Description
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[3] Backlight POWER Check (details)
BACK LIGHT POWER FAILURE
1. SUB-POWER-UNIT (1/2/3) (Backlight POWER) power supply input • • • AC1, AC2, AC3terminal • • • He is 220VAC.
2. SUB-POWER-UNIT (Backlight POWER) Power supply output • • • LA1/2/3terminal, PS1/2/3 terminal is as follows.
1) Is the volume set to MIN or MUTE on the remote control? • • • Set the desired volume.
2) Is the ANT-CABLE and the HDMI terminal disconnected or connected improperly? • • • Connect it correctly as per the operation manual.
3) In repair, an external input may be carried out and the standard signal of 1080P (60Hz) containing an audio signal may be checked.
(IF-UNIT)
Check whether each terminal of SP terminal (P6901) is struck by
bits of metal, and sound appears in Speaker.
(SP-TERMINAL) NO
Check whether R, L, and SW terminal of SP-terminal board, are
struck by bits of metal, and sound appears in Speaker.
(SP-BOX) NO
Check whether the RCA input pin of SP-BOX is struck by bits of
metal, and sound appears in Speaker.
YESCheck whether there is bridge or short-circuited part in the sub-
strate of SP-terminal UNIT. Moreover, please check the loose
connection etc. of the SP harness.
YESCheck the loose connection between R/ L/ SW terminal of SP-
terminal, and the RCA input pin of SP-BOX etc.
NO
Exchange SP-BOX (RSP-ZA362WJN2: LC-52XS1)
(RSP-ZA361WJN2: LC-65XS1).
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No sound-2
No audio output from SP
Checklist
1) Is the volume set to MIN or MUTE on the remote control? • • • Set the desired volume.
2) Is the ANT-CABLE and the HDMI terminal disconnected or connected improperly? • • • Connect it correctly as per the operation manual.
3) In repair, an external input may be carried out and the standard signal of 1080P (60Hz) containing an audio signal may be checked.
(IF-UNIT)
Check whether each terminal of SP terminal (P6901) is struck by bits of metal,
and sound appears in Speaker.
(IF-UNIT) YES
Check whether the L/R audio signal is outputted from IC6902 (1 bit-AMP).
L-CH: 1-6pin, RCH: 31-36pin
Check whether the audio signal is outputted from IC6951 (SUB-P-AMP).
SW (+): 15-17/44-46pin,
SW (-): 20-22/39-41pin
NO
Is the DAC_A_OUT signal output in (59) pin of IC6804 (S-DSP)
and is the SP_L/R_POS signal output to (62) (61) pin?
YESCheck the input line, the power supply, the MUTE line, and sol-
dering of IC6902 (1bit-AMP) and IC6951 (SUB-P-AMP).
NO
Is the FPGA_DATA/CLK signal input in (26-29) pin of IC6804 (SDSP) and is the SUB_DATA/CLK signal input to (30-33) pin?
NO
It seems that abnormalities are between IC7103 (FPGA), IC6201
(DECODER), and the HDMI input. Please return in front.
Is the difference input signal (RX [0:C] ±) input to [25-35] pin of
IC6004 (TMDS-SW) normally?
YES
Is the signal of IC6102 (HDMI_RX) and IC6052 (LVDS_TX) outputted normally?
YES
Is differential output signal of IC6201 (DECODER) outputted nor-
mally?
YES
Check the power supply and soldering of IC7103 (FPGA).
Or please exchange it.
YESCheck the I2C signal, X-TAL (X6801), the power supply, and sol-
dering of IC6804 (S-DSP).
NOCheck the power supply and soldering of IC6102 (HDMI_RX)
and IC6052 (LVDS_TX).
NOCheck the power supply and soldering of IC6201 (DECODER).
Or please exchange it.
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No sound-3
No audio output from SP
Checklist
1) Is the volume set to MIN or MUTE on the remote control? • • • Set the desired volume.
2) Is the ANT-CABLE and the HDMI terminal disconnected or connected improperly? • • • Connect it correctly as per the operation manual.
3) In repair, an external input may be carried out and the standard signal of 1080P (60Hz) containing an audio signal may be checked.
(IF-UNIT)
Check whether each terminal of SP terminal (P6901) is struck by bits of metal,
and sound appears in Speaker.
(IF-UNIT) YES
Check whether the L/R audio signal is outputted from IC6902 (1 bit-AMP).
L-CH: 1-6pin, RCH: 31-36pin
Check whether the audio signal is outputted from IC6951 (SUB-P-AMP).
SW (+): 15-17/44-46pin,
SW (-): 20-22/39-41pin
NO
Is the DAC_A_OUT signal output in (59) pin of IC6804 (S-DSP)
and is the SP_L/R_POS signal output to (62) (61) pin?
YESCheck the input line, the power supply, the MUTE line, and sol-
dering of IC6902 (1bit-AMP) and IC6951 (SUB-P-AMP).
NO
Is the FPGA_DATA/CLK signal input in (26-29) pin of IC6804 (SDSP) and is the SUB_DATA/CLK signal input to (30-33) pin?
NO
It seems that abnormalities are between IC7103 (FPGA), IC6201
(DECODER), and the HDMI input. Please return in front.
Is the difference input signal (RX [0:C] ±) input to [25-35] pin of
IC6004 (TMDS-SW) normally?
NO
Is IC6001 (E2PROM) accessed by I2C, and is data read from (5)
(6) pin?
YES
Check whether there is any I2C access in re-writing about the
EDID data of IC6001 (E2PROM).
YES
Check the peripheral circuit of HDMI terminal (SC6001) and
IC6004 (TMDS-SW).
YESCheck the I2C signal, X-TAL (X6801), the power supply, and sol-
dering of IC6804 (S-DSP).
(HDMI-INPUT-TERMINAL)
NOCheck the peripheral circuit of a HDMI terminal (SC6001), and
connection of a HDMI terminal.
NOCheck the I2C line of IC6003 (I2C-SW) and IC7002 (MICON),
and the EDID_WP signal of IC6702 (CPLD).
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[5] Video Troubleshooting
<At the time of AVC connection> No picture on the display (1)-1
No picture appears on LCD at the time of AVC connection.
Checklist:
1) Is “INPUT SOURCE” button on the remote control set up correctly? • • • Set it as the external input of the favorite with the INPUT
SOURCE button of the remote control.
2) Is MENU-Picture-Backlight/Contrast/Brightness set to “MIN”? • • • Set it to an appropriate level.
3) Is the level of pin (12) (13) of IC6004 (TMDS-SW) at “H”? • • • These are serial communications lines (I2C) for the control. If it is “L”, check
whether something pulls it to “L”.
4) IF-UNIT power supply input • • • Check whether BU5V is inputted into PD (P5801) 6/7pin, and UR15V is inputted into PE (P5802) 1/2pin.
5) LCD-CTL-UNIT power supply input • • • Check whether VCC (12V) is inputted into LC (P4802) 9/10pin.
(IF-UNIT) YES
IF-UNIT output part: Is the LVDS_ [TA1:TD1] ± signal outputted
to the pin (40-28) of LW connector (SC7901)? and Is the
LVDS_[TA2:TD2] ± signal outputted to the pin (26-14)?
NO
Is the FPGA_R/G/B [0:9] signal inputted into the pin (76-112) of
IC7502 (LVDS_TX)?
YESCheck the LVDS output signal (71-56) pin of IC7502 (LVDS_TX),
a power supply (3.3V), and soldering.
NO
It seems that abnormalities are between IC7103 (FPGA), IC6201
(DECODER), and a HDMI input. Please return in front.
(IF-UNIT)
Is the difference input signal (RX
[0:C] ±) inputted into [25-35] pin of
IC6004 (TMDS-SW) normally?
YESYES
Is the signal of IC6102 (HDMI_RX)
and IC6052 (LVDS_TX) outputted
normally?
YESYES
Is differential output signal, of IC6201
(DECODER) outputted normally?
YES
Check the power supply and solder-
ing of IC7103 (FPGA). Or replace.
YES
When you still do not understand,
replace IF-UNIT.
NOIs IC6001 (E2PROM) accessed by
I2C, and is data read from (5) (6) pin?
Check whether there is any I2C
access in the EDID data re-writing of
IC6001 (E2PROM).
Check the peripheral circuit of HDMI
terminal (SC6001) and IC6004
(TMDS-SW).
NOCheck the peripheral circuit of a
HDMI terminal (SC6001), and connection of a HDMI terminal.
NOCheck the I2C line of IC6003 (I2C-
SW) and IC7002 (MICON), and the
EDID_WP signal of IC6702 (CPLD).
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<At the time of AVC connection> No picture on the display (1)-2
No picture appears on LCD at the time of AVC connection.
Checklist:
1) Is “INPUT SOURCE” button on the remote control set up correctly? • • • Set it as the external input of the favorite with the INPUT
SOURCE button of the remote control.
2) Is MENU-Picture-Backlight/Contrast/Brightness set to “MIN”? • • • Set it to an appropriate level.
3) Is the level of pin (12) (13) of IC6004 (TMDS-SW) at “H”? • • • These are serial communications lines (I2C) for the control. If it is “L”, check
whether something pulls it to “L”.
4) IF-UNIT power supply input • • • Check whether BU5V is inputted into PD (P5801) 6/7pin, and UR15V is inputted into PE (P5802) 1/2pin.
5) LCD-CTL-UNIT power supply input • • • Check whether VCC (12V) is inputted into LC (P4802) 9/10pin.
(IF-UNIT) YES
IF-UNIT output part: Is the LVDS_ [TA1:TD1] ± signal outputted
to the pin (40-28) of LW connector (SC7901)? and Is the
LVDS_[TA2:TD2] ± signal outputted to the pin (26-14)?
(LCD-CTL-UNIT) YES
At the FPC connector (SC7001) (39-79) pin of a LCD-CTL-UNIT
output part Is [P00:P61] ± signal outputted? Check whether
3.3V are supplied to 2/3 pin, VLS15.6V is supplied to 12/13 pin,
and -6V/35V are supplied to 34/35 pin.
YESCheck the soldering of connector and driver IC of the LCD-
PANEL board. Or exchange LCD.
NO
At the pin (2-14) of LW connector (SC4801) of LCD-CTL-UNIT
input part, Is LVDS_[RA1:RE1] ± signal inputted?
Is LVDS_[RA2:RD2] ± signal inputted into the pin (26-14)?
Is VCC (12V) inputted into the pin (9/10) of LC connector
(P4802)?
YES
Replace LCD-CTL-UNIT.
NOCheck the loose connection of LW harness, and disconnection.
or check soldering of SC4801.
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[6] Abnormal screen display
Abnormal screen display* Check the monitor separately. Feed the signal of 1080p 60Hz.
Do the backlights light?NOGo to the section "The backlights do not
YES
Does the monitor process
menu display appear?
YESWhen "LCD TEST PATTERN" on page 40/
light (Monitor and AVC)".
46 of the monitor process menu is
switched except OFF, does the pattern display appear normally? (White pattern)
YES
When "FRA TEST PATTERN" on page 40/
46 of the monitor process menu is
switched except OFF, does the pattern display appear normally? (Blue pattern)
YES
When "FRA DDRA BIST" on page 4/46 of
the monitor process menu is executed,
does "OK/OK" appear?
YES
When "FRA DDRB BIST" on page 4/46 of
the monitor process menu is executed,
does "OK/OK" appear?
YES
Is the LVDS signal of SC4801 normal?NOCheck the connection of SC4801 and
NOCheck the peripheries of IC6152,
IC5403 (65" only), and IC5409. Check
the connection between LCD module
and FPC.
NOCheck the periphery of IC4901.
NOCheck the peripheries of IC4901 and
IC590.
NOCheck the peripheries of IC4901 and
IC5902
the thin coaxial.
NO
Is 12V applied to the pin 10 of
P4802 in the LCD_A3C controller unit?
YES
Check the connection of
P7909 and the IF PWB.
YES
When "PSF TEST PATTERN" on page 40/
46 of the monitor process menu is
switched except OFF, does the pattern dis-
play appear normally? (9 spot pattern)
YES
Go to the section "No picture"
NOCheck the connection of P4802, the power
unit, and the IF PWB.
NOCheck the peripheries of IC6203,
IC6204, IC6205, and X6201(33MHz).
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[7] Backlight Troubleshooting
Back light doesn't light.-1
Does not back light in which portion of the LCD screen light up?
The whole back light does not light up.
Is alternating voltage AC220V input to AC input (AC1/AC2/AC3)
of SUB_POWER_UNIT1/2/3?
YES
Is not F7601 4A disconnected?
YES
Are 27V and 20V outputted to LA1/2/3?
NO
Replace poor SUB-POWER-UNIT.
Back light doesn't light.-2
NOIs the power supply input harness from AC-IN-UNIT correctly
LC-52XS1E/RU/LC-65XS1E/RU
connected? Check the loose connection etc.
Does not back light in which portion of the LCD screen light up?
A part of back light doesn't light up.One piece of a certain back light on a screen does not light up.
The back light of a certain one-row portion wide on a screen does
not light up.
Does not back light which row of which line light up? (65 types:
Seven line seven rows 52 types: Seven line seven rows)
NO
Does not back light of which line light up? (65 types: 7 rows and
52 types: Six rows)
Find a poor row and column number, and replace the LED board
unit.
POWER-DISTRIBUTIONUNIT
Is RGB power supply 20V/27V supplied to the CN** connector of
the poor row number?
NO
YESThere is possibility of disconnection between the LED board
units of a poor row number. Check internal wire connection.
((1)pin=20V, (5)/(6)pin=27V)
NO
Check the loose connection of the CN** connector of the poor
row number of DISTRIBUTION-UNIT etc.
LED 27V has not gone out, and it checks it sequentially.Check whether there is any abnormal or connection error of a
YES
Are 27V input to LA1/2/3 pin(1) (2) (3) of POWER-
DISTRIBUTION2-UNIT?
NONO
Are 27V output to (1) (2) pin of the LA1 connector of
SUB1_POWER-UNIT?
NO
Check about SUB2_POWER-UNIT/SUB3_POWER-UNIT simi-
larly.
NO
If 27V of SUB1_POWER-UNIT does not come out, 20V stops
coming out.
Check the IC5101A feedback circuit and the peripheral circuit.
YESHave 27V come out in output connector (CN5-8) of POWER-
LED-PANEL array.
DISTRIBUTION2-UNIT?
Check whether there is any part which 27V line opens within
POWER-DISTRIBUTION-UNIT
NO
Check about SUB2_POWER-UNIT/SUB3_POWER-UNIT simi-
larly.
The color of back light is abnormal.-2
The whole back light is bluish.
LED 20V has not gone out, and it checks it sequentially.Check whether there is any abnormal or connection error of a
YES
Are 20V input to LA1/2/3 pin (5) (6) of POWER-
DISTRIBUTION2-UNIT?
NONO
Are 20V output to (5) (6) pin of the LA1 connector of
SUB1_POWER-UNIT?
NO
Check about SUB2_POWER-UNIT/SUB3_POWER-UNIT similarly.
NO
Check 20V generation circuit of SUB1_POWER-UNIT.
(IC5003,Q5007,IC5101B)
YESHave 20V come out in output connector (CN5-8) of POWER-
LED-PANEL array.
DISTRIBUTION2-UNIT?
Check whether there is any part which 27V line opens within
POWER-DISTRIBUTION-UNIT
NO
Check about SUB2_POWER-UNIT/SUB3_POWER-UNIT similarly.
4 – 12
Page 59
[8] LED Troubleshooting
LC-52XS1E/RU/LC-65XS1E/RU
LCD failure-1
Does a single or several vertical stripes appear on the LCD
screen?
The backlight functions. Does not the
image come out in the
LCD screen
(screen black)?
Does a single or several horizontal stripes appear on the
LCD screen?
Does the entire LCD
screen look whitish all
over?
Do luminescent or black dots
appear on the screen?
Replace the LCD panel.
LCD failure-2
Does the QS drive function?
Check or Replace the LCD_CONTROL_UNIT
Are the data bit dropout?
(No solution even when
turning on and off the QS
drive)
Is the on-screen image rippling or distorted?
Is the gamma correction as specified?
4 – 13
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LC-52XS1E/RU/LC-65XS1E/RU
LC-52XS1E
CHAPTER 5. MAJOR IC INFORMATIONS
[1] MAJOR IC INFORMATIONS
Service Manual
REF
No.
No.
[IF PCB]
1IC6001VHiS24CS02J-1Y2K E2PROM
2IC6004VHiSii9181A-1QHDMI_SW
3IC6102VHiSii9125+-1QHDMI_RX
4IC6052VHiTLVD1023-1Q
5IC6201RH-iXC068WJQZQ
6IC6301RH-iXB800WJQZY
7IC6302RH-iXB801WJQZY
IC6402
8
/3/4/5
9IC6351RH-iXC012WJQZQ
10IC6608VHiBR24L64F-1Y
11IC6651VHi29GL064N-1Q
12IC6652RH-iXC623WJQZQ
13IC6702 RH-iXC588WJN1Q CPLD
14IC6804VHiAK7770EQ-1QS-DSP
15IC6902VHiADAU1592-1Y1bit-AMP
16IC6951VHiYDA147SZ-1YSUB-P-AMP
NamePart CodeDescription
LVD S
TRANSMITTER
DECODER
& CPU
Clock Generator
CLOCKGEN
512Mb-
RH-iXC511WJQZQ
DDR2SDRAMMEMORY
Ir_communi
cation controller
64K
E2PROM
64MbFLASH
1Gb-NANDFLASH
This IC is 2 K bit 2 wire serial E2PROM. This EEPROM chip stores EDID-data for
HDMI of a display. This data is controlled through I2C signals. It is written in executing EDID WRITE on the monitor process adjustment and the 3 page. Please
write in at the time of IC exchange. The harness of LB connector on IF board
(P7908) is making a monitor's size distinction serve a double purpose.
Please write in after attaching the right harness. (The data of EDID changes by
harness classification.)
*harness LB
•52size QCNW-H636WJQZ 11pin – 12pin open
13pin – 14pin open
•65size QCNW-H623WJQZ 11pin – 12pin open
13pin – 14pin short
*harness KM
52size QCNW-H712WJQZ
65size QCNW-H709WJQZ
•8pin – 9pin short
•10pin – 11pin short
•12pin – 13pin open
This IC is IC for HDMI SW.
It is used as an equalizer for waveform shaping of the case where the cable which
is not an enclosed HDMI cable is used, and the sake at the time of 10m cable
(schedule) use of an option.
This IC is HDMI Receiver IC. A differential signal is input from IC6004, and it converts it into 8 bits of RGB of CMOS for each.
This is LVDS (Low-Voltage Differential Signaling) transmitter IC.
It convert each 8 bits of RGB of CMOS from IC6102 into a LVDS signal.
This IC is DECODER & MAIN CPU. Although the output from STB is 1080p,
when the signal of 480p and 1080i is directly connected to a display, the signal of
480p and 1080i is changed into 1080p by this IC. Moreover, OSD of a display is
generated here and added to a picture signal. Data reading processing is also
performed from a service terminal as a wall picture function here.
This IC is a clock generator. From a 27MHz crystal oscillator, generation of
48MHz for SCC, 54MHz for STC, and 74.25MHz for PWM is performed.
This IC is a clock generator. From a 27MHz crystal oscillator, generation of
54MHz for STC, 33MHz for CPLD, 33MHz for FPGA, and 33MHz for PCI is performed.
This is a 512Mb DDR2 SDRAM IC. This IC is IC for IrSS encoding.
It operates as a memory of IC6201 (DECODER).
This IC is IC for IrSS encoding.
It encodes by receiving the signal from the IrSS euphotic part on a RC/LED
board, and data is transmitted to IC6201 through SLOW BUS.
This IC is 64K bit serial E2PROM of 8K word *8K bit configuration.
As for this IC, the data of a portion with which IC6201 (DECODER) is processing
is saved.
The S29GL064A is 64Mb-NOR Flash memory.
The software of IC6201 (DECODER) is stored.
This IC is 1 Gb-NAND-FLASH memory.
The data of IC6201 (DECODER) and the pre-install picture of a wall picture function are stored in this IC.
This IC is CPLD (Complex Programmable Logic Device).
By SLOW BUS control signal, the reset signal sent to each device, the extended
I/O port of the control signal etc., and the modulated light signal are generated.
This IC is Audio DSP. This IC is performing delayed audio delay processing of the
picture of IC6201(DECODER), analog 2.1ch processing, and processing of SRS
TruSurroundXT from I2S signal inputted from IC7103(FPGA).
This IC is 1-bit amplifier. A sampling frequency is 12.288MHz. It drives by
7.5W+7.5W in all of the 52 types and 65 types.
This IC is a digital audio power amplifier. In this models, it used as woofer for SRS
TruSurroundXT, and it drives by 15W in 52 and 65 types.
Drawing
No.
1/20
1/20
2/20
3/20
4/20
5/20
5/20
6/20
7/20
8/20
9/20
9/20
10/20
11/ 20
12/20
13/20
5 – 1
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LC-52XS1E/RU/LC-65XS1E/RU
REF
No.
No.
17IC7103RH-iXC582WJQZQFPGA
18IC7502VHiTLVD1023-1Q
19IC7002RH-iXC331WJQZQ
20IC7006VHiBR24L04F-1Y4K E2PROM
21IC5802VHiLTC1154+-1Y5V-REG
22IC5901VHiBD9045FV-1Y
23IC5902VHiBD9045FV-1Y
NamePart CodeDescription
LVD S
TRANSMITTER
MonitorUCON
2CH-DC/
DC-CONV
2CH-DC/
DC-CONV
This IC is FPGA (Field Programmable Gate Array) IC.
In this IC, 10 bit LVDS signal from IC6201(DECODER) is input, and it processes
the color gamut conversion, the skin color correction is processed, and it outputs
it with each RGB LVTTL in 10 bits. Moreover, the I2S signal from IC6102 is input,
and the audio delay processing for the picture delay generated since the LCD
TCON+A3C substrate is done.
This is an LVDS (Low-Voltage Differential Signaling) transmitter IC.
This IC converts each 10 bits of RGB of LVTTL from IC7103(FPGA) into a LVDS
signal.
This IC is a 16-bit monitor microcomputer which carries M16C/60 series CPU
core. In this IC, the receiving light of R/C, control of the CEC signal, detection of
key, and detection of OPC are performed. Moreover, detection of the error about
the power supply in IF board and power supply management of the monitor part
are performed.
This IC is 4K bit serial E2PROM of 512 word *8K bit configuration.
This IC saves the data of a portion with which IC7002 (MONITOR-MICON) is processing.
It is power supply IC for supplying the object 5V for the wireless transmission
units of an option. It has short circuit detection and a thermal shutdown function.
This IC is 2 CH-DC/DC-CONV-IC. 15V from a power supply unit is inputted, and
5V and 3.3V which are used within IF board are generated.
Moreover, over-current protection, over voltage protection, short protection, and
RT open short protection etc. builds in the substantial protection circuit.
This IC is 2 CH-DC/DC-CONV-IC. 15V from a power supply unit is inputted, and
1.2V and 1.8V which are used within IF board are generated.
Drawing
18/20
1. IF PWB
1. IC6001 (VHiS24CS02J-1Y)
This is an EEPROM in which the EDID for the HDMI of the display is stored. The writing process is carried out by executing the EDID WRITE function described on page 3. The writing process must be implemented when the IC is replaced. The harness of the LB connector (P7908) on the IF
PWB is also used for identifying the size of the monitor. The harness of the KM connector (P7905) on the IF PWB is also used for setting the destination of the monitor. The writing process must be carried out after the proper harnesses are attached. (The EDID varies depending on the types
of harnesses.)
While the STB reads the value contained in this EEPROM, the model mode on the side of the STB changes accordingly (as indicated on the upper
right side of the page 1 of the process screen for STB). Also, the operation of the monitor alone mode partially changes depending on the destination.
No.
14/20
15/20
17/20
17/20
19/20
19/20
2. IC6004 (VHiSII9181A-1Q)
This is an HDMI SW used as an equalizer for waveform shaping in case any cable other than the attached HDMI cable is used or the optional 10
m cable (planned) is used.
HDMI Switch
Pin No.Pin NameI/OPin Function
System Switching
37DSDAI/ODDC I2C Data for respective port.
38DSCLIDDC I2C Clock.
39RPWRI5V Port detection input. Connect to 5V signal from HDMI input connector.
25HPDOHot Plug Detect Output. Connect to HOTPLUG of HDMI input connector.
51HPDINIHot Plug Detect Input.
53TSCLO
52TSDAI/O
Configuration
54I2CADDR/TPWRI/O
Master DDC I2C Clock (Open Drain Output) to HDMI receiver. I2C transactions required for HDCP operation are performed over this I2C bus.
Master DDC Data (Open drain output.) to HDMI receiver.
I2C transactions required for HDCP operation are performed over this I2C bus.
I2C Slave Address input/Transmit Power Sense output pin.
When RESET# is low, this pin is used as an input to latch the I2C sub-address. The level on this pin is
latched when the RESET# pin transitions from low to high.
When RESET# is high, this pin is used as the TPWR output, indicating that the Rx-port has 5V present.
5 – 2
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Pin No.Pin NameI/OPin Function
I2C Selection input/ Interrupt output pin.
The SiI9181A has two modes of operation: I2C control and Standalone. The mode is determined by the
level of the I2CSEL/INT pin at the rising edge of RESET#. A high indicates I2C mode, and a low indicates
Standalone mode.
24I2CSEL/INT#I/O
50RSVDL---Reserved for use by Silicon Image and must be tied low.
10EXT_SWINGOVoltage Swing Adjust. A resistor tied from this pin to AVCC18 determines the amplitude of the voltage
Power and Ground Pins
14, 15, 16,
17, 18, 19,
20, 21, 43,
44, 45, 46,
47, 55, 56
5, 26, 36AVCC18---Analog VCC. Connect to 1.8V supply.
22, 48DVCC18---Digital VCC. Connect to 1.8V supply.
23, 49DGND---Digital GND.
31, 42AVCC33---Analog VCC. Connect to 3.3V supply.
AGND---Analog GND.
In I2C control mode, all functions are controlled and observed with I2C registers using the pins LSCL/
EPSEL1 and LSDA/EPSEL0 as the local I2C bus.
In Standalone mode, the external pins LSCL/ EPSEL1 and LSDA/ EPSEL0 are use to determine whether
the SiI9181A is in Normal mode or Standby mode.
After reset, this pin becomes the Interrupt output.
This is an open-drain output and requires an external pull-up.
Reset Pin (Active LOW). Certain configuration inputs are latched when RESET# transitions from low to
high.
Local I2C Clock / External Port Select 1. When I2CSEL is high, this becomes the Local I2C bus clock pin,
LSCL. When I2CSEL is low, this becomes the external port select pin, EPSEL1. True open drain, so does
not pull to ground if power not applied. An external pull-up is required.
Local I2C Data / External Port Select 0. When I2CSEL is high, this becomes the Local I2C bus data pin,
LSDA. When I2CSEL is low, this becomes the external port select pin, EPSEL0. True open drain, so does
not pull to ground if power not applied. An external pull-up is required.
HDMI compliant CEC I/O used to interface to CEC devices.
CEC electrically compliant signal. This pin connects to the CEC signal of all HDMI connectors in the system.
As an input, the pad acts as a LVTTL Schmitt triggered input and is 5V tolerant. As an output, the pad acts
as an NMOS driver with resistive pull-up. This pin has an internal pull-up resistor.
CEC interface to local system. True open-drain. An external pull-up is required. This pin typically connects
to the local CPU.
TMDS input data pairs.
TMDS input clock pair.
TMDS output data pairs.
swing. The recommended value is 750 Ω.
5 – 3
Page 63
3. IC6102 (VHiSii9125+-1Q)
This is an HDMI Rx, which converts the differential signals input from IC6004 into 8-bit RGBs of LVTTL.
19DEOData enable.
20HSYNCOHorizontal Sync Output control signal.
21VSYNCOVertical Sync Output control signal.
22EVNODDOindicates Even or Odd Field for interlaced Formats.
5ODCKOOutput Data Clock.
Digital Audio Output Pins.
95XTALINICrystal Clock Input. 26-28.5MHz
94XTALOUTOCrystal Clock Output.
89MCLKOAudio Master Clock Output.
86SCKOI2S Serial Clock Output.
85WSOI2S Word Select Output.
81SDOI2S Serial Data Output.
78SPDIFOS/PDIF Audio Output.
75MUTEOUTOMute Audio Output.
Configuration/Programming Pins.
102INTOInterrupt Output.
100RESET#IReset Pin. Active LOW. 5V Tolerant.
34DSCL0IDDCI2C Clock for Port 0. 5V Tolerant.
33DSDA0I/ODDCI2C Data for Port 0. 5V Tolerant.
29DSCL1IDDCI2C Clock for Port 1. 5V Tolerant.
28DSDA1I/ODDCI2C Data for Port 1. 5V Tolerant.
27CSCLIConfiguration/Status I2C Clock. 5V Tolerant.
26CSDAI/OConfiguration/Status I2C Data. 5V Tolerant.
105CI2CAILocal I2C Address Select. 5V Tolerant.
101SCDTOIndicates active video at HDMI input port.
35R0PWR5VIPort 0 Transmitter Detect. 5V Tolerant.
30R1PWR5VIPort 1 Transmitter Detect. 5V Tolerant.
98,77,76,55,82,83,84RSVDNC -Reserved, must be left unconnected.
99RSVDLIReserved, must be tied to ground.
Differential Signal Data Pins.
40R0XC+I
39R0XC-I
44R0X0+I
43R0X0-I
48R0X1+I
47R0X1-I
52R0X2+I
51R0X2-I
58R1XC+I
57R1XC-I
62R1X0+I
61R1X0-I
66R1X1+I
65R1X1-I
70R1X2+I
69R1X2-I
Power and Ground Pins.
12, 24, 25, 80, 91, 107, 119, 131, 143CVCC18---Digital Logic VCC. 1.8V
92DVCC18---Audio clock regeneration PLL analog VCC. 1.8V
Q[35:0]O
36-bit Output Pixel Data Bus.
Q[35:0] is highly configurable using the VDD_CONFIG resister.
It supports a wide array of output formats, including multiple RGB and YCbCr bus formats.
TMDS input clock pair. HDMI Port 0.
TMDS input data pair. HDMI Port 0.
TMDS input data pair. HDMI Port 0.
TMDS input data pair. HDMI Port 0.
TMDS input clock pair. HDMI Port 1.
TMDS input data pair. HDMI Port 1.
TMDS input data pair. HDMI Port 1.
TMDS input data pair. HDMI Port 1.
LC-52XS1E/RU/LC-65XS1E/RU
5 – 4
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LC-52XS1E/RU/LC-65XS1E/RU
Input voltage
of RS pin
VCC
0.6~1.4V
GND
LVDS output
Swing Control
Normal Swing
VOD=350mV(typ)
Reduced Swing
VOD=200mV(typ)
TTL/CMOS Input
VIH/VIL Control for
Small Swing Input
VIH/VIL is fixed
Support Small Swing Input
VIH/VIL depends on
input voltage of RS pin
See VIH/VIL Spec
The 1st Link.
The 1st pixel output data when Dual-Link.
O
The 2nd Link.
These pins are disabled when Single Link.
O
The 1st Pixel Data Inputs.
R1 [9 : 0]
I
The 2nd Pixel Data Inputs.
R2 [9 : 0]
I
CONTROL Data Inputs.
I
Input Clock Triggering Edge Select.
I
H: Rising edge, L: Falling edge
The use of these multi-function depends on input voltage of RS pin.
I
24MAPILVDS mapping table select.
H: Mapping Mode1
L: Mapping Mode2
5 – 5
Page 65
Pin No.Pin NameI/OPin Function
MODE 1
MODE 2
MODE
L
L
HL
L
H
H
H
Dual Link (Dual-in/Dual-out)
Dual Link (Single-in/Dual-out)
Single Link (Dual-in/Single-out)
Single Link (Single-in/Single-out)
25, 26MODE1, MODE0IPixel Data Mode.
LC-52XS1E/RU/LC-65XS1E/RU
27MODE2IDistribution, DDR function enable.
30/PDWNIH: Normal operation,
31PRBSIPRBS generator is active when MODE <1:0> = LL (Dual-in/Dual-out mode)
10, 11, 12, 16,
28, 32
23ReservedIMust be Open.
29, 33, 109N/CMust be Open.
3, 13, 82, 93,
104, 113, 125,
137
4, 14, 83, 94,
105, 114, 126,
138
43, 49, 55, 61,
67
37, 42, 48, 54,
60, 66, 72
35, 74PVCC-Power Supply for PLL circuitry.
34, 36, 73, 75PGND-Ground Pin for PLL circuitry.
ReservedIMust be tied to GND.
VCC-Power Supply Pins for TTL inputs, output and digital circuitry.
GND-Ground Pins for TTL inputs, outputs and digital circuitry.
LVCC-Power Supply Pins for LVDS Outputs.
LGND-Ground Pins for LVDS Outputs.
The use of these multi-function depends on the setting of MODE<1:0>.
MODE<1:0>=HH(Single-in/Single-out Mode)
H: Distribution function enable.
L: Distribution function disable.
MODE<1:0>=HL(Single-in/Single-out Mode)
H: DDR (Double Edge input) function enable.
L: DDR (Double Edge input) function disable.
L: Power down (all outputs are Hi-Z)
H: PRBS generator is enable. Pattern is PRBS-23.
L: Normal Operation
5. IC6201 (RH-iXC068WJQZQ)
This is a main CPU. The output from the STB is 1080p. However, if the 480p and 1080i signals are directly connected to the display, this IC converts the 480p and 1080i signals into 1080p signals.
Also, the OSD of the display is created here and added to the picture signals.
As the wall picture function, reading and processing operations of the data from the USB terminal are implemented here.
6. IC6301 (RH-iXB800WJQZY)
This is a clock generator, which generates 48MHz for SCC, 54MHz for STC and 74.25MHz for PWM from the crystal oscillator of 27MHz.
CLOCK-GENERATOR
Pin No.Pin NameI/OPin Function
1XIICrystal connection. Connect to a 27MHz fundamental mode pullable crystal.
2, 6, 13GND -Connect to ground.
3, 5, 10, 14, 15VDD -Connect to +3.3V.
4VINIVCXO Voltage Input. Zero to 3.3v analog control voltage for VCXO.
754MO54MHz reference clock output.
8NC -No connect. Do not connect this pin to anything.
974.175824MO74.175824 MHz clock output.
1183.57MO83.57MHz clock output.
1248.000MO48.000MHz clock output.
16X2ICrystal connection. Connect to a 27MHz fundamental mode pullable crystal.
5 – 6
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LC-52XS1E/RU/LC-65XS1E/RU
7. IC6302 (RH-iXB801WJQZY)
This is a clock generator, which generates 54MHz for STC, 33MHz for CPLD, 33MHz for FPGA and 33MHz for PCI from the crystal oscillator of
27MHz.
CLOCK-GENERATOR
Pin No.Pin NameI/OPin Function
1XIICrystal connection. Connect to a 27MHz fundamental mode pullable crystal.
2, 6, 13GND -Connect to ground.
3, 5, 10, 14,
15
4VINIVCXO Voltage Input. Zero to 3.3v analog control voltage for VCXO.
754MO54.000MHz reference clock output.
8, 9, 11, 1233MO33.000MHz clock output.
16X2ICrystal connection. Connect to a 27MHz fundamental mode pullable crystal.
8. IC6402~6405 (RH-iXC511WJQZQ)
This is a 512Mb DDR2 SDRAM, which operates as the memory for IC6201.
512Mb DDR SDRAM
Pin No.Pin NameI/OPin Function
J8, K8CK, CK
K2CKEIClock Enable : CKE HIGH activates, and CKE LOW deactivates internal clock signals,
L8CS
K9ODTIOn Die Termination Control : ODT (registered HIGH) enables on die termination resistance internal to
K7, L7, K3RAS
F3, B3DM
L2, L3BA0, BA1IBank Address Inputs : BA0 and BA1 define to which bank an ACTIVE, Read, Write
M8, M3, M7, N2,
N8, N3, N7, P2,
P8, P3, M2, P7,
R2
G8, G2, H7, H3,
H1, H9, F1, F9,
C8, C2, D7, D3,
D1, D9, B1, B9
VDD -Connect to +3.3V.
IClock : CK and CK are differential clock inputs.
All address and control input signals are sampled on the crossing of the positive edge of CK and negative edge of CK.
Output (read) data is referenced to the crossings of CK and CK (both directions of crossing).
and device input buffers and output drivers.
Taking CKE Low provides PRECHARGE POWER DOWN and SELF REFRESH
operation (all bank idle), or ACTIVE POWER DOWN (row ACTIVE in any bank).
CKE is synchronous for POWER-DOWN entry and exit, and for SELF REFRESH entry.
CKE is asynchronous for SELF REFRESH exit.
After VREF has become stable during the power on and initialization sequence, it must be maintained
for proper operation of the CKE receiver. For proper self-refresh entry and exit, VREF must be maintained to this input.
CKE must be maintained high throughput READ and WRITE accesses.
Input buffers, excluding CK, CK
Input buffers, excluding CKE are disabled during SELF REFRESH.
IChip Select : All commands are masked when CS is registered HIGH.
CS
provides for external bank selection on systems with multiple banks.
CS
is considered part of the command code.
the DDR2 SDRAM.
For x16 configuration ODT is applied to each DQ, UDQS/UDQS.
LDM signal.
The ODT pin will be ignored if the Extended Mode Register(EMRS(1)) is
programmed to disable ODT.
, CAS, WEICommand Inputs : RAS, CAS and WE (along with CS) define the command being
(LDM,UDM)
A [0 : 12]IAddress Inputs : Provide the row address for ACTIVE commands, and the column
DQ[0:15]I/OData Input/Output : Bi-directional data bus.
entered.
IInput Data Mask : DM is an input mask signal for write data.
Input data is masked when DM is sampled HIGH coincident along with that input data during a
WRITE access.
DM is sampled on both edges of DQS.
Although DM pins are input only, the DM loading matches the DQ and DQS loading.
or PRECHARGE command is being applied.
Bank address also determines if the mode register
or extended mode register is to be accessed during a MRS or EMRS cycle.
address and AUTO PRECHARGE bit for READ/WRITE commands to select one
location out of the memory array in the respective bank.
A10 is sampled during a precharge command to determine whether the
PRECHARGE applies to one bank (A10 LOW) or all banks (A10 HIGH).
If only one bank is to be precharged, the bank is selected by BA0, BA1.
The address inputs also provide the op-code during a MODE REGISTER SET
command.
and CKE are disabled during POWER-DOWN.
LDQS/LDQS, UDM and
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Pin No.Pin NameI/OPin Function
B7, A8, F7, E8UDQS, UDQS
A2, E2, L1, R3,
R7, R8
A9, C1, C3, C7,
C9, E9, G1, G3,
G7, G9
A7, B2, B8, D2,
D8, E7, F2, F8,
H2, H8
J1VDDL-DLL Power Supply : +1.8V ± 0.1V.
J7VSSDL-DLL Ground.
A1, E1, J9, M9,
R1
A3, E3, J3, N1,
P9
J2VREFIReference voltage for inputs for SSTL interface.
9. IC6351 (RH-iXC012WJQZQ)
This is an IC for IrSS encoding, which receives the signals from the IrSS light receiving section located on the RC/LED PWB, encode them and
transfer the data to IC6201 via the SLOW BUS.
NC-No Connect : No internal electrical connection is present.
VDDQ-DQ Power Supply : +1.8V ±0.1V.
VSSQ-DQ Ground.
VDD-Power Supply : +1.8V ±0.1V.
VSS-Ground.
D[15:0]I/OSystem Data Bus
A[5:0]ISystem Address Bus
I/O Data Strobe : Output with read data, input with write data.
Edge-aligned with read data, centered in write data.
For the x16, LDQS corresponds to the data on DQ0~DQ7 ; UDQS corresponds to
the data on DQ8~DQ15
The data strobes DQS, LDQS and UDQS may be used in single ended mode or paired with optional
complementary signals DQS, LDQS and UDQS to provide differential pair signaling to the system during both reads and writes. An EMRS(1) control bit enables or disables all complementary data strobe
signals.
00-16MHz 01-24MHz 10-32MHz 11-48MHz
A8INTOSystem Interrupt request signalLogic is a register setup.
B5DREQOSystem DMA Transmission demand signalLogic is a register setup.
E9IRTXAOFront end Channel A transmission signalPositive logic
D9IRRXAIFront end Channel A received signalLogic is a register setup.
G9IRTXBOFront end Channel B transmission signalPositive logic
F9IRRXBIFront end Channel B received signalLogic is a register setup.
F8IRRX2IFront end Channel received signalLogic is a register setup.
C9IRRCOFront end Ir remote control signalPositive logic
BYTEA[0]D[15:8]D[7:0]
00Effe ctiveEffective
01EffectiveInvalid
10In validEffective
11EffectiveInvalid
5 – 8
Positive logic
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LC-52XS1E/RU/LC-65XS1E/RU
Pin No.Pin NameI/OPin FunctionRemarks
B9SDOFront end shutdown signalPositive logic
B7TXDOThe transmitting data signal of UARTPositive logic
B8RXDIThe receiving data signal of UARTPositive logic
H9TESTITest ModeUsual '0' Fixation
C8, G2,
G8
B2, E8, H3VDDCORE -Core power supply (1.8V)
B6, C2,
D8, F2,
H2, H8
10.IC6608 (VHiBR24L64F-1Y)
This is an EEPROM, in which the portion of the data processed by the IC6201 is stored.
11.IC6651 (VHi29GL064N-1Q)
This is a 64Mb NOR flash, in which the software of IC6201 is stored.
64M FLASH MEMORY
Pin No.Pin NameI/OPin Function
3-12,15, 18-26,
31,54
35-42, 44-50DQ14-DQ0O15 Data input/output
51DQ15/A-1ODQ15 (Data input/output, at LSB word mode), A-1(LSB-Address Input, at byte mode)
32CE#IChip Enable input
34OE#IOutput Enable input
13WE#IWrite Enable input
16WP#/ACCIHardware Write Protect input/Programming Acceleration input
14RESET#IHardware Reset Pin input
17RY/BY#IReady output ; indicates the status of the Burst read./Busy output
53BYTE#ISelects 8-bit or 16-bit mode
43VCC-Device Power supply (3.0V)
33, 52VSS-Device Ground
1, 2, 27, 28, 30,
55, 56
29VIO-Output Buffer Power
VDDIO -I/O Power Supply (1.8-3.3v)
VSS -Ground
A21-A0I22 Address inputs
NC-Pin Not Connected Internally
12.IC6652 (RH-iXC623WJQZQ)
This is a 1Gb NAND flash, in which the IC6201’s data and the preinstalled pictures of the wall picture function are stored.
1Gb FLASH MEMORY
Pin No.Pin NameI/OPin Function
29-32, 41-44IO7 - IO0OData Inputs / Outputs
16CLEOCOMMAND LATCH ENABLE
17ALEADDRESS LATCH ENABLE
9CE#ICHIP ENABLE
8WE#IWRITE ENABLE
18RE#IREAD ENABLE
19WP#IWRITE PROTECT
The IO pins allow to input command, address and data and to output data during read / program operations. The inputs are latched on the rising edge of Write Enable (WE
buffer float to High-Z when the device is deselected or the outputs are disabled.
This input activates the latching of the IO inputs inside the Command Register on the Rising
edge of Write Enable (WE
This input activates the latching of the IO inputs inside the Address Register on the Rising
edge of Write Enable (WE
This input controls the selection of the device. When the device is busy CE
lect the memory.
This input acts as clock to latch Command, Address and Data. The IO inputs are latched on
the rise edge of WE
The RE input is the serial data-out control, and when active drives the data onto the I/O bus.
Data is valid tREA after the falling edge of RE
address counter by one.
The WP pin, when Low, provides an Hardware protection against undesired modify (program /
erase) operations.
).
).
.
which also increments the internal column
). The I/O
low does not dese-
5 – 9
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Pin No.Pin NameI/OPin Function
7R/B#IREADY BUSY
12, 37VCC-SUPPLY VOLTAGE
13,36VSS-GROUND
1-6, 10-11, 14-15,
20-28, 33-35, 39-
40,45-48
13.IC6702 (RH-iXC588WJN1Q)
This is a CPLD. By the SLOW BUS control, the extension I/O port for the reset signal and control signal sent to each device is created, and the
light control signal is generated.
14.IC6804 (VHiAK7770EQ-1Q)
This is an audio DSP, which implements the audio delay processing for the delay of the pictures of IC6201, the analog 2.1ch processing and the
SRS TruSurroundXT processing according to the I2S signal input from IC7103.
AUDIO-DSP
Pin No.Pin NameI/OPin Function
1FRIR1IRch feedback resistance input pin for ADC1
2FRIL1ILch feedback resistance input pin for ADC1
3FROL1OLch feedback resistance input pin for ADC1
4LFLT -C connecting pin for PLL (10µF)
5AVDD -Analog part power supply pin 3.3V
6VSS1 -Analog part ground pin 0V
7TESTIITest pin (with pull down resistance)
8CKM[0]IClock mode select pin
9HMUTENIHeadphone amplifier mute pin
10INITRSTNIInitial reset pin (for initialization)
11SETROMIThe pin for ROM boot
12DVDD18 -Digital part power supply pin 1.8V
13VSS3 -Digital part grand pin 0V
14DVDD18 -Digital part power supply pin 3.3V
15LRCLKOOLR channel selection output pin
16CLKOOClock output pin
17BITCLKOOSerial bit clock output pin
18SDOUT1OSerial-data output 1 pin
19SDOUT2OSerial-data output 2 pin
20SDOUT3OSerial-data output 3 pin
21XTOOOscillating circuit output pin
22XTIIOscillating circuit input pin
23DVDD -Digital part power supply pin 3.3V
24VSS3 -Digital part ground pin 0V
25DVDD18 -Digital part power supply pin 1.8V
26LRCLK1ILR channel selection input pin
27CLK1ISerial master clock 1 pin
28BITCLK1ISerial bit clock 1 pin
29SDIN1ISerial-data input 1 pin
30LRCLK2ILR channel selection input 2 pin
31CLK2ISerial master clock 2 pin
32BITCLK2ISerial bit clock 2 pin
33SDIN2ISerial-data input 2 pin
34CAD1II2 C-bus address 1 pin
35CAD0II2 C-bus address 0 pin
36SCLISCL I2C Clock pin
37DVDD -Digital part power supply pin 3.3V
38VSS3 -Digital part ground pin 0V
39DVDD18 -Digital part power supply pin 1.8V
40SDAI/OSDA I2C Bus interface
41HPENOThe pin for headphone detection
42STOOStatus output pin
43TXOS/PDIF Transmitter output pin
44DVDD -Digital part power supply pin 3.3V
NC-NO CONNECTION
The Ready/Busy output is an Open Drain pin that signals the state of the memory.
The VCC supplies the power for all the operations (Read, Write, Erase).
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Pin No.Pin NameI/OPin Function
45VSS3 -Digital part ground pin 0V
46DVDD18 -Digital part power supply pin 1.8V
47SDIN3ISerial-data input 3 pin
48BITCLK3ISerial bit clock 3 pin
49CLK3ISerial master clock 3 pin
50LRCLK3ILR channel selection input 3 pin
51CKM[1]IClock mode select pin
52I2CSELII2CBUS selection pin
53HDTIThe pin for headphone detection
54HPROHeadphone Rch output pin
55HVDD -Headphone part power supply pin 3.3V
56HVCOMOHeadphone part common voltage output pin
57VSS2 -Headphone part ground pin 0V
58HPLOHeadphone Lch output pin
59AOUTR2ODAC2 Rch output pin
60AOUTL2ODAC2 Lch output pin
61AOUTR1ODAC1 Rch output pin
62AOUTL1ODAC1 Lch output pin
63VSS1 -Analog part ground pin 0V
64AVDD -Analog part power supply pin 3.3V
65FRIR2IADC2 Rch feedback resistance input pin
66FROR2OADC2 Rch feedback resistance output pin
67FROL2OADC2 Lch feedback resistance output pin
68FRIL2IADC2 Lch feedback resistance input pin
69AINR1IADC Rch Single end input 1 pin
70AINL1IADC Lch Single end input 1 pin
71AINR2IADC Rch Single end input 2 pin
72AINL2IADC Lch Single end input 2 pin
73AINR3IADC Rch Single end input 3 pin
74AINL3IADC Lch Single end input 3 pin
75AINR4IADC Rch Single end input 4 pin
76AINL4IADC Lch Single end input 4 pin
77VSS1 -Analog part power supply pin 0.0V
78VCOMOAnalog part common voltage output pin
79AVDD -Analog part power supply pin 3.3V
80FROR1ORch feedback resistance output pin for ADC1
15.IC6902 (VHiADAU1592-1Y)
This is a 1-bit amplifier. The sampling frequency is 12.288MHz. The 52” and 65” models are driven with 7.5W + 7.5W.
1bit-A-POWERAMP
Pin No.Pin NameI/OPin Function
1, 2, 3OUTL-OOutput of High Power Transistors, Left Channel Negative Polarity.
4, 5, 6OUTL+OOutput of High Power Transistors, Left Channel Positive Polarity.
7TEST1IReserved for Internal Use. Connect to DGND.
8TEST0IReserved for Internal Use. Connect to DGND.
9ERR#OError Indicator (Active Low, Open-Drain Output).
10OTW#OOver temperature Warning Indicator (Active Low, Open-Drain Output).
11MO/ST#IMono/Stereo Mode Setting Pin for Stereo. Connect to DGND (for mono mode, connect to DVDD).
12TEST3IReserved for Internal Use. Connect to DVDD.
13PGA1IProgrammable Gain Amplifier Select, MSB.
14PGA0IProgrammable Gain Amplifier Select, LSB.
15MUTE#IMute (Active Low Input).
16STDN#IShutdown/Reset Input (Active Low Input).
17XTIIQuartz Crystal Connection/External Clock Input.
18XTOOQuartz Crystal Connection/Clock Output.
19DGND-Digital Ground for Digital Circuitry. Internally connected to exposed pad (ePAD).
20DVDD-Positive Supply for Digital Circuitry.
21AVDD-Positive Supply for Analog Circuitry. (Can be tied to DVDD.)
22AGND-Analog Ground for Analog Circuitry.
23VREFIAVDD/2 Voltage Reference Connection for External Filter.
24SLC_THISlicer Threshold Adjust. (Connect to AGND via a resistor for slicer operation.)
25TEST8IReserved for Internal Use. Connect to DGND.
26TEST9IReserved for Internal Use. Connect to DGND.
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Pin No.Pin NameI/OPin Function
27AINLIAnalog Input Left Channel.
28AINRIAnalog Input Right Channel.
29TEST12IReserved for Internal Use. Connect to DGND.
30TEST13IReserved for Internal Use. Connect to DGND.
31, 32, 33OUTR+OOutput of High Power Transistors, Right Channel Positive Polarity.
34, 35, 36OUTR-OOutput of High Power Transistors, Right Channel Negative Polarity.
37, 38, 47,
48
39, 40, 41,
42, 43, 44,
45, 46
16.IC6951 (VHiYDA147SZ-1Y)
This is a digital amplifier. The 52” and 65” models are driven with 15W.
AUDIO POWER AMPLIFIER
Pin No.Pin NameI/OPin Function
1, 2, 12, 25,
35, 36
3PVDDREG -The power supply terminal for regulators (PVDD).
4AVDD -The output terminal for 3.3V regulators
5INLPIAnalog input terminal (Lch+)
6INLMIAnalog input terminal (Lch-)
7VREF -VREF Terminal
8INRMIAnalog input terminal (Rch-)
47, 48PVDDPL -The power supply terminal for a digital amplifier output (Lch+)
PGND-Power Ground for High Power Transistors. Internally connected to exposed pad (ePAD).
PVDD-Positive Power Supply for High Power Transistors.
NC -No Connection
17.IC7103 (RH-iXC582WJQZQ)
This is an FPGA, which receives the 10-bit LVDS signal from IC6201, implements the color gamut conversion and skin color correction, and outputs via the 10-bit RGBs of LVTTL. Also, while the I2S signal is input from IC6102, it implements the audio delay processing for the delay of the
pictures generated on the LCD TCON+A3C and subsequent PWBs.
18.IC7502 (VHiTLVD1023-1Q)
This is an LVDS Tx, which converts the 10-bit RGBs of LVTTL from IC7103 into the LVDS signals.
LVDS Transmitter.
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Input voltage
of RS pin
VCC
0.6~1.4V
GND
LVDS output
Swing Control
Normal Swing
VOD=350mV(typ)
Reduced Swing
VOD=200mV(typ)
TTL/CMOS Input
VIH/VIL Control for
Small Swing Input
VIH/VIL is fixed
Support Small Swing Input
VIH/VIL depends on
input voltage of RS pin
See VIH/VIL Spec
VIH/VIL is fixed
MODE 1
MODE 2
MODE
L
L
HL
L
H
H
H
Dual Link (Dual-in/Dual-out)
Dual Link (Single-in/Dual-out)
Single Link (Dual-in/Single-out)
Single Link (Single-in/Single-out)
Pin No.Pin NameI/OPin Function
70, 71TA1+, TA1-
68, 69TB1+, TB1-
64, 65TC1+, TC1-
58, 59TD1+, TD1-
56, 57TE1+, TE1-
62, 63TCLK1+, TCLK1-OLVDS Clock Out for 1st and 2nd Link.
52, 53TA2+, TA2-
50, 51TB2+, TB2-
46, 47TC2+, TC2-
40, 41TD2+, TD2-
38, 39TE2+, TE2-
44, 45TCLK2+, TCLK2-OAdditional LVDS Clock Out. Identical to TCLK1+,-. No connect if not used.
87 - 84,
81 - 76
99 - 95,
92 - 88
112 -110,
108 -106,
103 - 100
124 - 115R29 ~R20
136 - 127G29 ~G20 G2 [9 : 0]
6, 5, 2, 1,
144 - 139
17, 18CONT11,CONT12
19, 20CONT21,CONT22
9DEIData Enable Input.
8VSYNCIVsync Input.
7HSYNCIHsync Input.
15CLKINIClock Input.
21R/F
22RSIThe use of these multi-function depends on input voltage of RS pin.
R19 ~R10
G19 ~G10 G1 [9 :0]
B19 ~B10 B1 [9 :0]
B29 ~B20 B2 [9 : 0]
The 1st Link.
The 1st pixel output data when Dual-Link.
O
The 2nd Link.
These pins are disabled when Single Link.
O
The 1st Pixel Data Inputs.
R1 [9 : 0]
I
The 2nd Pixel Data Inputs.
R2 [9 : 0]
I
CONTROL Data Inputs.
I
Input Clock Triggering Edge Select.
I
H: Rising edge, L: Falling edge
24MAPILVDS mapping table select.
25, 26MODE1, MODE0IPixel Data Mode.
H: Mapping Mode1
L: Mapping Mode2
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Pin No.Pin NameI/OPin Function
27MODE2IDistribution, DDR function enable.
30/PDWNIH: Normal operation,
31PRBSIPRBS generator is active when MODE <1:0> = LL (Dual-in/Dual-out mode)
10, 11, 12, 16,
28, 32
23ReservedIMust be Open.
29, 33, 109N/CMust be Open.
3, 13, 82, 93,
104, 113, 125,
137
4, 14, 83, 94,
105, 114, 126,
138
43, 49, 55, 61,
67
37, 42, 48, 54,
60, 66, 72
35, 74PVCC-Power Supply for PLL circuitry.
34, 36, 73, 75PGND-Ground Pin for PLL circuitry.
ReservedIMust be tied to GND.
VCC-Power Supply Pins for TTL inputs, output and digital circuitry.
GND-Ground Pins for TTL inputs, outputs and digital circuitry.
LVCC-Power Supply Pins for LVDS Outputs.
LGND-Ground Pins for LVDS Outputs.
The use of these multi-function depends on the setting of MODE<1:0>.
MODE<1:0>=HH(Single-in/Single-out Mode)
H: Distribution function enable.
L: Distribution function disable.
MODE<1:0>=HL(Single-in/Single-out Mode)
H: DDR (Double Edge input) function enable.
L: DDR (Double Edge input) function disable.
L: Power down (all outputs are Hi-Z)
H: PRBS generator is enable. Pattern is PRBS-23.
L: Normal Operation
19.IC7002 (RH-iXC331WJQZQ)
This is a monitor microprocessor, which receives the remote control light, controls the CEC signal, detects the keys, and detects the OPC. It also
detects the errors relating to the power supply within the IF PWB and controls the power supply of the monitor.
20.IC7006 (VHiBR24L04F-1Y)
This is an EEPROM, in which the portion of the data processed by IC7002 is stored.
21.IC5802 (VHiLTC1154+-1Y)
This is a power supply IC, which supplies 5V for the optional wireless transmission unit. It also detects short circuits and has the thermal shutdown
function.
22.IC5901 (VHiBD9045FV-1Y)
This is a DC/DC converter, which inputs 15V from the power supply unit and generates 5V and 3.3V used within the IF PWB.
2ch DC/DC Converter
Pin No.Pin NameI/OPin Function
1OUTL2OLow side FET gate drive terminal 2
2DGND2-Low side FET source terminal 2
3SW2IHigh side FET source terminal 2
4OUTH2OHigh side FET gate drive terminal 2
5BOOT2-OUTH2 driver power supply terminal
6CL2IOver-current detection setting terminal 2
7N.C.-No Connection
8VREG5-The REG output for FET drive
9CL1IOver-current detection setting terminal 1
10BOOT1-OUTH1 driver power supply terminal
11OUTH1OHigh Side FET gate drive terminal 1
12SW1IHigh Side FET source terminal 1
13DGND1-Low side FET source terminal 1
14OUTL1OLow side FET gate drive terminal 1
15GND-Ground terminal
16TM1-Output 1 OCP and an OVP timer latch setting terminal
17SS1-Soft starting time setting terminal 1
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Pin No.Pin NameI/OPin Function
18COMP1OError amplifier output 1
19FB1IError amplifier input 1
20EN1IOutput 1 ON/OFF terminal
21VCC-Input power supply terminal
22EN2IOutput 2 ON/OFF terminal
23VREG3-The REG output for standard power supplies
24RT-Oscillation frequency setting terminal
25FB2IError amplifier input 2
26COMP2OError amplifier output 2
27SS2-Soft starting time setting terminal 2
28TM2-Output 2 OCP and an OVP timer latch setting terminal
23.IC5902 (VHiBD9045FV-1Y)
This is a DC/DC converter, which inputs 15V from the power supply unit and generates 1.2V and 1.8V used within the IF PWB.
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6 – 1
LC-52XS1E
Service Manual
CHAPTER 6. OVERALL WIRING/BLOCK DIAGRAM
[1] OVERALL WIRING DIAGRAM (LC-52XS1E/RU)
1
23
10976548
J
A
B
C
D
E
F
G
H
I
131119181615141217
OVERALL WIRING DIAGRAM (LC-52XS1E/RU)
QACCKA035WJPZ
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6 – 2
[2] OVERALL WIRING DIAGRAM (LC-65XS1E/RU)
1
23
1097654
8
J
A
B
C
D
E
F
G
H
I
131119181615141217
OVERALL WIRING DIAGRAM (LC-65XS1E/RU)
QACCKA035WJPZ
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6 – 3
[3] SYSTEM BLOCK DIAGRAM
1
23
10976548
J
A
B
C
D
E
F
G
H
I
131119181615141217
SYSTEM BLOCK DIAGRAM
QACCKA035WJPZ
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7 – 1
LC-52XS1E
Service Manual
CHAPTER 7. PRINTED WIRING BOARD ASSEMBLIES
[1] IF Unit
1
23
10976548
J
A
B
C
D
E
F
G
H
I
131119181615141217
IF Unit (Side A)
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7 – 2
1
23
1097654
8
J
A
B
C
D
E
F
G
H
I
131119181615141217
IF Unit (Side A Chip)
R5810
R5812
LUG5804
D7912
D7910
P7904
R5827R5826 D5808
LF1
P7101
C7102
D7101
C7103
R7128
R7127
R7126
R7114
C7105
D7102
C7106
R7101
R7102
R7103
R7104
R7105
R7106
R5819
R7107
R6608 R6609
LUG5806
R7108R7110
R7109
R5821
C7975
C7974
C7976
R7977
R7979
R7978
FDC6
R7975
C7969
R7968
C7967
R6610
FB7952
C7964
Q7951
R7963
C7965
C7962
R7962
R6611
R7954
C7979
R7959
FB7951
C7978
R7957
C7960
C7957
P7951
IC7951
C7977
R7960
C7956
R7958
C7958
C7953
P6601
R6216
R6215
D6202
D6201
R6632
R6631
R6635
R6633
D6203
C6201
R6219
R6057
R6058
VER1
R6059
R6060
R6061
R6063
R6064
R6065
R6066
R6067
R6225
R6229
R5818
R5820
R6602
R6242
R6240TP6219
R6353 R6352 R6351
LUG5805
R6604
R6366
R6358
C6289
R6244
R6357
R6363 R6362
C6058 C6061 C6062 C6063
R6368
R6369
C6055
R6062
C6056
IC6052
C6355
C6360
IC6352
C6361
C6057
C6354
C6353
C6358
C6364
R6068
C6365
C6356
C6352
C6351
C6357
R6052
R6053
R6054
R6056
R6055
C6060
C6059
C6064
C6066
C6065
C6054
C6053
C6051
IC6051
R6051
FB6051
FB7914
C6052
SG7901SG7902
P7901
D7907
FB7901
FB7902 D7909
FB7903
D7911
R6121R6122
C6176 C6178 C6182 C6184
C6186
C6177 C6179 C6183 C6185
C6187
C6172
C6173
C6174
C6167
C6168
C6171
C6169
R6120
C6160
R6119
C6161
C6163
R6125
X6101
R6113
C6153
C6156
R6112
IC6102
C6154
C6157
C6134
C6146
C6144
C6143
C6159
C6149
C6147
R6104R6111
C6140
C6141
R6105R6110
R6107
C6138
C6139
KOUJYO1
C6136
C6137
C6175
C6135
FB6101
C6117
C6113
C6110
C6106
C6114
C6107
P7903
SC6101
C6105
R6102
R6103
D6006R6011
TH7003
R6010
Q6003
Q6004
R6019
R6017
R6018
C6011
C6010
C6009
D6007
C6015
R6015
R6012
P7907
C6006
C6005
IC6004
D6008
R6021
C6022
R6023
R6020
R6630
R6627
SG6008
R6025 R6026
SG6004
C6013
SG6007
C6017 C6014
SG6003
C6018 C6012
SG6006
SG6002
SG6005
FB6001
SG6001
R6005
D6001R6003
BAR3
D6003
Q6002
BAR1
R6007
D6002
R5809
R6004
R6002R6001
Q6001
LUG5803
R5811
SC6001
R5837
LUG5808
R5836
Q6703
Q6702
IC6701
IC6703
C6709
C6701
R6732
R6709
R6710
C6721
R6728
R6725
R6740
R6722
R6746
R6719
R6738
C6706
C6704
C6932C6931
R6736
R6708
D6702
D6914
L6906
D6913
Q6704
R6701
R6713
R6733
R6717R6702
R6718
C6928
R6742R6711R6723
R6741R6739
IC6702
C6926 C6925
Q6701R6715R6737
R6706R6716
R6705
C6722
C6703
L6902
R6727
C6955
R6361
C6705
R6714
D6905 D6903
P6701
D6906
D6904
C6957
R6906R6908
R6653 R6652
R6910
C6652
C6653
C6909
C6908
R6387
C6917
IC6651
SC6651
C6916
R6376
R6375
R6651
C6651
R6372
R6371
R6655
R6654
R6657
R6656
IC6402
R6354
C6423
TP6215
TP6218
R6238
TP6217
R6430
R6431
TP6220
TP6216
TP6214
R6236
R6237
R6239
IC6403
C6288
R6429
C6427
R6403
R6424
R6425
C6416
C6407
IC6201
C6421R6427
IC6404
C6202
R6203
R6202
R6213
C6422
TH7004
R6433
R6434
IC6405
R6211 R6212
R6432
C6426
C6309
R6638
R6304C6304
C6312
R6306
R6310
R6309
C7010
X6302
IC6301
IC6608
C6305
C6316
R6307
C6308
R6301
C6613C6616C6615
C6302
R6620
R6621
R6637
C6406
C6409
R6636
R7112R7135 R7134
R7111
R7142
R7141
R7140
R7139
R7138
R7133
IC7502
R7137
IC7103
R7136
R7132
R7169
R7116
R7113
R7131
R7129
Q5806
D5805
C5935C5929
R5849
R5903
Q5904
Q5902
IC5802
C5912
C5943
R5914
R5915
R5901
C5937
R5933
C5842
C5807
Q5906
Q5907
C5905
C5944
C5824
Q5801
IC5801
L5901
C5823
D5807C5809
D7908
D7906
D7905
D7904
D7903
D7902
D7901
P5801P5803
P7902
P5802
LUG5807
R5871
R5870
L5902
L5904
L5903
C5806
C5949
C5920
C5950
TH7001
Q5908
Q5909
R5934
C5945
R5928
R5929
R5909
C5946
R5935
Q5905
Q5903
R5919
C5942C5940
P7906
C5932
L7901
L7907
L7902
L7908
L7903
L7909
L7904
SC7901
L7910
L7905
L7911
L7906
L7912
IC7001
R7093
IC7005
R7092
D7914
C7003
Q7004
R7017
D7913
R7005
R7003
C7004
R7009
C7025
R7081
R7089
C7028
C7023
R7068
IC7003
R7069
D7915
R7079
R7082
C7022
C7024
D7916
P7001
R7067
R7066
R7007
IC7006
D7918
C7021
R7006
C7019
R7004
R7078
R7008
C7002
R7076
C7027
D7922
R7015
C7006
R7062
P7909
R7026
R7012
R7063
D7923
R7023
R7025
R7077
R7014
R7022
R7010
C7009
C7020
C7005
D7928
R7040
R7045
C7016
R7050
TH7002
R7047
D7931
Q7002Q7001
C7001
C6428
R5803
R5801
LUG5801
R6410
R6414
R6416
R6418
R6421
R6412
R6428
R6426
D6801
C6801
R6801
C6424
C6420
C6419
C6418
C6417
C6836
C6802
IC6801
C6415
C6414
C6413
C6412
C6411
C6425
R6823
R6820
C6825
C6824
R6818
R6819
R6815
C6815
C6818
C6821
X6801
R6423
R6420
R6413
R6417
R6422
R6419
R6415
R6411
R6814
C6814
D6803
R6435
C6830
C6829
R6835
C6837
R6811
IC6804
Q6807
C6809
R6824
R6834
C6429
C6810
Q6805
R6842
C6828
C6839
D6804
C6812
L6801
C6838
R6828
R6827
R6836
R6822
R6821
R6837
C6822
C6819C6816
C6823
C6827
C6826
C6840
C6835
C6808
R6812
R6826 R6825
R6831
R6839
Q6806
C6813
R6841
R6840
R6838
C6843
C6820
Q6803
Q6804
C6841
R6829
R6833
C6842
C6834
C6831
R6830
R6832
Q6802
C6833
R7928
FB7939
FB7928
R7931
FB7927
R7929
FB7926
R7930
C6912C6911
R7925FB7925
P7908
R7912
R7924FB7924
R7923FB7923
R7916FB7922
C6914C6919
FB7936
FL6901
C6915
R6911
R6919
R6917
R6920
C6913R6912
C6963C6961
R6918R6951
R6745
R6952
C6965
R6953R6954
R6921
C6964
C6959
IC6902
R6923
R6958
C6956
R6962
IC6951
R6957
P7905
R6961
FB7941
R6960
R6956
C6910 C6921 D6909
C6954
FB7930
C6902C6935
D6907FB7931
C6962C6960
FB7929
D6910FB7940
D6908
R5804
L6901L6951
LUG5802
C6924 C6923C6968C6967
C6927
C6970
R5802
D6911
L6905
D6912
D6915
L6907
D6916
C6929C6930C6933C6934
P6901
FDC5
Page 80
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F
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IF Unit (Side B)
Page 81
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1
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A
B
C
D
E
F
G
H
I
131119181615141217
IF Unit (Side B Chip)
R5813
R6032
Q6008
BAR2
TL6006
D6011
BAR4
R5815
TL6001
TL6002
TL6017
TL6003
TL6004
TL6005
TL6007
IC6003
TL7785
C6016
R6030
TL6008
R6029
TL7796
TL6009
R6009
IC6007
TL7816
IC6002
D7945
R6629
TL6010
R6013
R6028
TL7795
C6028
R6628
R6031
TL7815
D7944D6012
TL6011
C6004
TL7794
D6005
C6008
C6007
D7941
TL7793
D7943
C6021
C6003
D6004
TL6012
TL7792
C6001
C6020
C6002
FB7921D7939
TL6013
TL7791
C6019
FB7920
TL7790
R6006
D7936
TL7789
FB7919
R6014
TL6016
Q6005
TL6014
TL7788
FB7918
D7934
IC6001
TL7787
TL6015
FB7917
R6024R6008
TL7786
R7908D7930
TL6018
TL7784
D6009
Q6006
FB7938
TL6019
TL7783
R6016
D7926
FB7916
R6022
C6023C6025
TL6109
TL6113
FB7915
D7919
IC6005
TL6104
TL6112
Q6007
C6024
R7914
C6026
TL6108
TL6107
D6010
TL6021
TL6022
TL6020
TL6105
TL6110
TL6106
TL6102
TL6111
C6102
IC6006
TL6114
TL7738
TL6103
TL6101
C7904
FB7942
TL7737
IC6101
C6109
D6101
C6027
TL7736
FB6103
C6103
C6104
FB6102
R6101
L6101
C6101
C6115
C6108
C6116
C6112
C6111
C6133
C6132
C6131
C6130
C6129
C6128
C6127
C6126
C6125
C6124
C6121
C6120
C6123
C6122
C6119
C6118
LF2
KOUJYO2
R6106
R6108
R6123
R6622R6109
R6623
C6145
FB6105
C6152
C6155
C6158
FB6104
C6148
C6150
C6151
R6115
C6142
C6165
C6162
FB6106
C6170
C6166
C6164
R6116
C6180
R6114
R6124R6743
R6117
C6181
R6118
D6701
D6703
R6744
TL7817TL7705TL7704TL7703TL7814
TL7819
R6734
TL7818
TL7813
TL7701
TL7702
TL6354
TL6051
TL6351
TL6353
R6382
R6373
TL6052
R6374
IC6351
FB6052
C6072
C6071 C6070
R6383
R6377R6378
C6069
TL6352
C6068
C6067
R6364R6365
R6603
R6367
R6380
R6379
R6360
R6359
R6605
R6381
R6355
R6356
R5822
R5824
R6241
R6235
R6232
C6284C6283C6272
R6233
R6231
C6274
C6275
R6234
C6291
R6249
C6261
C6264
C6257
C6270
C6255
C6260
R6228
C6252
TP6211
C6245
C6248
C6238
C6241
C6243
R6303
C6228
C6235
C6231
X6301
C6224
TP6205
C6220
C6214
C6213
C6301
C6203
FB6301
C6212
C6209
R6224
C6210
TL6601
R6222
R6614
C6204
C6604
TP6203
TP6206
IC6603
C6603
C6208
C6205
C6207
R6205
R6245
TL6609
Q6201
TL6615
C6290
C6607R6214
TL6202
TL6201
TL6614
R6246
TL6612
TP6221
TL6610
TL6611
TL6613
TL6608
TL6603
C6315
C6606
TL6605
TL6602
C6608
C7954C7952
C6609
D6601
IC6604
X7951
TL7957
C6611
TL7956
R6613
R7955
TL7955
TL6607
R6615
TL6606
R7956C7955
R6616
TL7954
R6617
TL7953
C7959
TL7952
R7961
TL7951
C7961
IC6606
TL7958
C7963
C7951
R7964
IC7952
C7966
R7965C7968
R7966R7967
R7969C7970
C7971
C7973
R7970R7971
R7972R7973
R7974C7972
FDC7
R7976
R7981R7980
TL6604
R5825
C7158
C7155
C7160
R5823
C7156
C7151
C7159
C7152
C7161C7147
TL7118
C7150
R7123
C7157
C7148
C7163
C7162
TL7115
TL7104
TL7101
TL7103
TL7105
TL7107
TL7106
TL7108
TL7102
TP5801
R5848
D5804
R5844
C5833
TL7811TL7782
FB7932
TL7781
FB7913
FB7912
TL7718
TL7716
TL7715
R5816
R5814
TL7717
TL5801
R5868
TL7713
D5815
C5848
TL7714
TL7712
TL7711
TL7710
TL7709
TL7708
TL7707
TL7706
TL7746
C5805
FB5807
FB5806
Q5810
FB7911
FB7910
FB7909
FB7908
FB7907
FB7906
FB7905
FB7904
C5804
C5802
C5847
Q5808
R7901
TL5808
TL5807
TL5806
TL5805
TL5804
TL5803
TL5802
R5817
C5801D5813
R5943
D5913
D5912
D5915
R5936
TL5904
TL5903
D5916
C5947C5954
D5905
R5937
C5951C5952
D5906
IC5803
IC5804
C5953C5948
TL5901
R5843
TL5820
TL5823
R5842
C5901R5908
R5855R5861R5859
Q5807
TL5902
R5911R5912
C5843R5862C5845
R5907
C5903
R5904R5906
R5853R5864
D5806
C5844
R5860
R5902R5905
R5852R5863
C5904
C5906
R5854
D5802
D5814
R5913
R5917
C5907C5908
C5829
C5902
R5916
C5914
C5909
C5911
C5910
C5913
C5915
R5833R5831
C5846
R5846
C5808
D5803
R5832
D5801
R5834
IC5901
R5932
C5936
R5835
R5830
R5828
C5926
C5923
R5829
D5902D5901
C5931
C7109
TL7110
TL7109
IC7101
R7130
R7125
R7121
TL7119
R7124
TL7116
C7508C7511C7512
TL7111
TL7112
R5866
R7168
C7164
C7149
R7122
C7125
C7117
Q5811
TL5824
R7119
C7154
C7505
C7112
TL7117
C7132
R7501
C7128
R5865
C7122
Q5809
C7140
C7136
R5867
IC7501
C7131
TL7502
C7141
C7115
C7503
C7137
C7138
C7145
C7502
C6605
C7135
R6625
C6610
C7504
C7506
C7144C7134
C7130
C7139
FB7501
C7143
C7114
C7522
C7121
FB7502
C7142
C7129
C7113
C7146
C7153
IC6602
IC6605
C7133
C7507
C7118
C7126
R7120
R7502
R7503
R7504
R7506
R7505
C7509C7510
C7165
R6601
R6607
R6606
R6612
C6601C6602
FB7107
IC6601
C6614
IC6609
R6624
C7127
C7111
C6408
C6403
C7116
C7110
FB7106
FB7103
R6405
C6402
R7117
C6401
X6303
C6307
TL7113
IC6401
C6306
C6317
R6305
D7104
D7103
R6404
IC7104
IC7102
C6311
TL6401
C6410
IC6302C6303
C6310
R6302
C7124FB7105FB7101C7107
C6313
R7115
R6311
TL7114
R6308
C7108FB7102C7104C7101
R6313
R6312
C7120
R6314
C6489
C6504
C6501
C6503
C6505
C6502
R6409
C6500
C6492C6493
IC6303
C6486C6487
C6483
C6469
C6481
C6476
C6480
R6317
C6477
C6478
C6479
R6220
C6488
C6499
C6495
C6496
C6497
C6498
C6265
C6216
C6494
R6408
R6206
C6490C6491
R6218
R6217
R6204
R6207
R6208
R6201
C6219
C6484C6485
C6221
C6223
C6482
C6468
C6475
C6227
C6470
C6217
C6218
C6215
R6223
R6221
C6229
C6232
C6471
C6472
TP6204
C6234
C6473
C6474
C6206
TP6210
C6222
TP6207
TP6209
C6236
C6266
TP6208
TP6201
C6237
R6437
C6233
C6225
C6226
C6239
C6230
C6268
C6240
R6402
R6226
R6401
R6227
C6246
C6242
C6250
C6251
C6247
C6244
C6249
C6259
C6258
C6254
C6253
C6256
C6269
C6262
C6263
R6230
TP6213
C6451
C6285
C6211
C6463
C6465
C6287
C6466
C6267
C6467
TP6212
C6464
C6271
C6278R6407
C6286
C6462
C6276
C6279C6454C6455
C6273
C6448C6449
C6280
C6281
C6277
C6445
C6431
C6443
C6282
R6248
R6247
C6438
C6439
C6441
C6440
C6442
R6316R6315
C6450
C6460
C6461
C6458
C6459
C6457
X6304
C6456
C6314
R6406
C6452C6453
C6446C6447
C6444
C6430
C6437
C6432
C6433
C6434
C6435
C6436
C6654
R6903
R6660
R6370
TL6631
TL6661
TL6673
TL6632
TL6674
C6903
TL6633
TL6634
TL6662
TL6675
TL6636
D6917
TL6664
TL6635
TL6637
TL6663
TL6676
TL6638
TL6677
TL6902
C6904
TL6639
TL6640
TL6665
C6362
C6359
TL6678
TL6642
IC6652
TL6667
TL6641
TL6643
TL6666
TL6679
X6351
TL6644
TL6680
TL6645
TL6646
TL6668
TL6669
TL6648
TL6670
TL6647
TL6649
R6384
TL6681
TL6650
TL6671
TL6652
TL6682
TL6651
TL6672
D6921
TL6654
TL6653
TL6355
TL6684
TL6655
TL6683
D6920
TL6656
TL6657
TL6685
TL6659
TL6686
R6658R6659
R6386
Q6903
TL6658
TL6660
TL6687
C6938
Q6904
R6931
TL6688
R6905
R6901
R6902
R6904
Q6902
TL6356
R6932
D6919
R6930
C6906
C6905
R6385
C6363
D6923
R6909
C6907
R6735
D6922
C6939
TL6702
TL6704
TL6706
TL6703
TL6705
TL6707
R6707
C6720
R6704
R6726
TL6701
R6724
R6929
C6717
R6729
C6711C6937
R6927
R6703
R6721
C6715
R6926R6925
R6747
R6731
C6719
C6708
R6712
C6713
R6720
C6710
R6934
C6718
C6707
C6714C6712
C6716
R6730
C6723
TP6701
C6702
TP6702
R5838
R5839
FDC8
TL6905
TL6906TL6907TL6908TL6909TL6910TL6911
TL6912
R5806
R6933
C6971
R6924R6907
D6902
R6928
C6936
D6901
D6918
Q6901
TL7812
R5808
TL7797
TL7780
D7920
C7901
TL7799
C7903
D7933
TL7800
C6940
C7902
TL7801
D7925
TL7798
R6922
TL7803
R6959
R7922
TL7802
R6955
TL7806
C6958
C6922
TL6904
TL7804
R7926
TL6952
TL7810
TL6903
R7913
R6966
Q6952
R7921
TL7807
TL7805
D6956
TL7808
R6976
Q6955
Q6956
D6952
D6954
TL7809
R6975
R6974
TL6951
R6963
R6964
C6966
R6969
D6953
D6951
C6918
R6914
R6916
C6920
R6968
R6913
R6915
R6970
Q6951
Q6954
D6955
TL7750
Q6953
TL6953
R6967
Q6957
TL7751
R6973
R7910
R7911
TL7752
TL6901
TL7753
D7924
TL7754
D7940
TL7755
TL7756
D7938
IC6901
D7921
TL7757
D7935
TL7758
C6901
TL7759
TL7760
TL7761
D7929
TL7762
C5962
TL7763
D7932
TL7749
TL5908
Q5910
Q5901
IC5903
R5940
R5910
C5961
C6817
C6807
R6843
TL6803
C6806
TL6806
C6803
IC6803
D6802
TL6801
R6806
R6805
R6808
C6832
R6804
Q6801
C6805
C6811
R6809
TL6802
R6803
R6810
R6802
TL6805
C6844
IC6802
D6805 TL6804
R6807
C6804
R6436
R7090
R7091
R7094
R7095
R5807
R5805
Q7005
IC7004
C7026
Q7008
Q7009
Q7007
Q7006
TL7001
R7032
R7035
R7097
TL7764
R7072
R7031
R7036
R7041
R7042
R7044
R7096
C7018
R7053
TL7771
C6612
R6618
TL7772
C7011
TL7773
IC6607
R7029R7030
R7087
TL7015
TL7774
R6619
R7088
TL7014
TL7775
R7915
R7075
TL7013
TL7776
R7024R7001
R7074
TL7012
R7021R7020
R7064
TL7011
TL7777
R7919
R7013R7086
TL7010
TL7778
IC7002
R7011R7085
TL7009
TL7779
R7920
R7065
TL7008
R7927
TL7007
TL7748
R7909
R7080
TL7006
C6404
R7002
C6405
R7083
TL7005
C7007
R7070
TL7004
C7008
R7071
TL7003
R7084
TL7002
R7073
R7018
R7019
C7017
R7028
R7033
R7052
R7054
R7056
R7059
R7058
R7038
Q7901
C7015
R7027
R7098
R7034
R7048R7049
R7016
TL7732
TL7734
TL7735
TL7733
R7046
R7051
R7055
R7057
R7060
R7061
C7012
R7907
FL7001
TL7730
TL7731
TL7727
R7905R7906
TL7728
TL7729
C7514
TL7725
C7515
R7903
TL7726
TL7724
TL7723
C7516
R7039R7043
R7904
C7521
C7013
C7014
TL7722
C7520
X7001
TL7721
C7519
TL7501
TL7720
C7518
C7501
C7517
TL7719
C7513
D7917
TL7770
FB7937
TL7769
C5941
D7927
D5904D5903
TL7768
C5938
C5939
TL7767
R7918FB7935
TL7766
R7917FB7934
TL7765
IC5902
FB7933
TL7747
D7937
C5930
C5927
C5934
C5933
C5925
C5928
C5917
R5931
C5921C5924
R5927
R5930
C5919
R5920R5922
C5922
R5918
R5921
R5923
C5918
R5926
R5925
R5924
TL5907
C5916
C5955C5956
D5908
C5957C5958
R5939
D5907
R5944
D5914
C5959C5960
R5941
TL5905
TL5906
R5938
D5909
R5872
R5873
D5910R5942D5911
FB5805
FB5804
C5803
TL5817
TL5816
TL5815
TL5814
TL5813
TL5812
TL5811
TL5810
TL5809
TL5818
FB5808
FB5803
FB5802
FB5801
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[2] MAIN POWER Unit
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MAIN POWER Unit (Side A)
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MAIN POWER Unit (Side B)
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[3] SUB-1 POWER Unit
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SUB-1 POWER Unit (Side A)
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SUB-1 POWER Unit (Side B)
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[4] SUB-2 POWER Unit
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SUB-2 POWER Unit (Side A)
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SUB-2 POWER Unit (Side B)
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[5] SUB-3 POWER Unit
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SUB-3 POWER Unit (Side A)
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SUB-3 POWER Unit (Side B)
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[6] R/C, LED, USB, SP-T Unit
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R/C, LED Unit (Side A)
USB Unit (Side A)SP-T Unit (Side A)
Page 91
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8 – 1
LC-52XS1E
Service Manual
CHAPTER 8. SCHEMATIC DIAGRAM
[1] DESCRIPTION OF SCHEMATIC DIAGRAM
VOLTAGE MEASUREMENT CONDITION:
1. The voltages at test points are measured on exclusive AC adaptor and the stable supply voltage of AC 230V.
Signals are fed by a colour bar signal generator for servicing purpose and the above voltages are measured with a 20k ohm/V tester.
INDICATION OF RESISTOR & CAPACITOR:
RESISTOR
1. The unit of resistance “Ω” is omitted.
(K=kΩ=1000 Ω, M=MΩ).
2. All resistors are ± 5%, unless otherwise noted.
(K= ± 10%, F= ± 1%, D= ± 0.5%)
3. All resistors are 1/16W, unless otherwise noted.
CAPACITOR
1. All capacitors are µF, unless otherwise noted.
(P=pF=µµF).
2. All capacitors are 50V, unless otherwise noted.
CAUTION:
This circuit diagram is original one, therefore there may be a
slight difference from yours.
SAFETY NOTES:
1. DISCONNECT THE AC PLUG FROM THE AC
OUTLET BEFORE REPLACING PARTS.
2. SEMICONDUCTOR HEAT SINKS SHOULD BE
REGARDED AS POTENTIAL SHOCK HAZARDS
WHEN THE CHASSIS IS OPERATING.
IMPORTANT SAFETY NOTICE:
PARTS MARKED WITH “ ” () ARE
IMPORTANT FOR MAINTAINING THE SAFETY OF THE
SET. BE SURE TO REPLACE THESE PARTS WITH
SPECIFIED ONES FOR MAINTAINING THE SAFETY AND
PERFORMANCE OF THE SET.
Page 92
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[2] SCHEMATIC DIAGRAM
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IF Unit (1/20)
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IF Unit (2/20)
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IF Unit (3/20)
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IF Unit (4/20)
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IF Unit (5/20)
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IF Unit (6/20)
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IF Unit (7/20)
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IF Unit (8/20)
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IF Unit (9/20)
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