APPENDIX-A: Assembly list
APPENDIX-B: Exploded View
Removing or Installing the Stand
3
5
13
14
17
29
33
37
Page 3
Attention:
please read the following points carefully.
Safety precautions
This service manual is only for service personnel to take reference with. Before
servicing
1. Instructions
Be sure to switch off the power supply before replacing or welding any components or
inserting/plugging
process!):
a) Do not touch here and there by hand at will;
b) Be sure to use anti static electric iron;
c) It’s a must for the welder to wear anti static gloves.
Please refer to the detailed list before replacing components that have special safety requirements.
not change the specs and type at will.
Do
in
connection wire Anti static measures to be taken (throughout the entire production
2. Points for attention in servicing of LCD
2.1 Screens are different from one model to another and therefore not interchangeable. Be sure to
Use the screen of the original model for replacement.
2.2 The operation voltage of LCD screen is
protecting
right
yourself and the machine when testing the system in the course of normal operation or
after the power is switched off. Please do not touch the circuit or the metal part of the module
high voltage. Be
sure to take proper measures in
That is in operation mode. Relevant operation is possible only one minute after the power is switched
off.
2.3 Do not use any adapter that is not identical with the TV set. Otherwise it will cause fire or damage
to the set.
2.4 Never operate the set or do any installation work in bad environment such as wet bathroom,
laundry,
Otherwise
2.5 If any foreign substance such as water, liquid, metal slices or other matters happens to fall into the
module, be sure to cut the power off immediately and do not move anything on the module lest it should
cause fire or electric shock due to contact with the high voltage or short circuit.
2.6 Should there be smoke, abnormal smell or sound from the module, please shut the power off at
once.
power
2.7 Do not pull out or plug in the connection wire when the module is in operation or just after the
power
circuit.
2.8 When operating or installing LCD please don’t subject the LCD components to bending, twisting or
extrusion, collision lest mishap should result.
2.9 As most of the circuitry in LCD TV set is composed of CMOS integrated circuits, it’s necessary to
pay attention to anti statics. Before servicing LCD TV make sure to take anti static measure and
ensure
kitchen, or nearby fire source, heating equipment and devices or exposure to sunlight etc.
bad effect will result.
Likewise, if the screen is not working after the power is on or in the course of operation, the
must be cut off immediately and no more operation is allowed under the same condition.
is
off because in this case relatively high voltage still remains in the capacitor of the driving
Please wait at least one minute before the pulling out or plugging in the connection wire.
full grounding for all the parts that have to be grounded.
2.10 There are lots of connection wires between parts behind the LCD screen. When servicing or
moving
would
If the connection wires, connections or components fixed by the thermo tropic glue need to disengage
when service, please soak the thermo tropic glue into the alcohol and then pull them out in case of
damage.
the set please take care not to touch or scratch them. Once they are damaged the screen
be
unable to work and no way to get it repaired.
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2.11 Special care must be taken in transporting or handling it. Exquisite shock vibration may lead to
breakage
before
2.12 For the storage make sure to put it in a place where the environment can be controlled so as to
prevent
prolonged
place.
of
screen glass or damage to driving circuit. Therefore it must be packed in a strong case
the transportation or handling.
the temperature and humidity from exceeding the limits as specified in the manual. For
storage, it is necessary to house it in an anti-moisture bag and put them altogether in one
The ambient conditions are tabulated as follows:
Temperature
Scope for operation
0
~+ 50
oC
Humidity
2.13
Display of a fixed picture for a long time may result in appearance of picture residue on the
as
screen,
of LCD screen. This phenomenon doesn’t represent failure. This “ghost shadow” may remain
in the picture for a period of time (several minutes). But when operating it please avoid displaying still
picture in high brightness for a long time.
commonly called “ghost shadow”. The extent of the residual picture varies with the maker
Scope for storage
Scope for operation
Scope for storage
-20 ~
+ 60oC
20% ~
5% ~ 90%
90
%
3. Points for attention during installation
3.1 The front panel of LCD screen is of glass. When installing it please make sure to put it in place.
3.2 For service or installation it’s necessary to use specified screw lest it should damage the screen.
3.3 Be sure to take anti dust measures. Any foreign substance that happens to fall down between the
screen and the glass will affect the receiving and viewing effect
3.4 When dismantling or mounting the protective partition plate that is used for anti vibration and
insulation
3.5 Be sure to protect the cabinet from damage or scratch during service, dismantling or mounting.
please take care to keep it in intactness so as to avoid hidden trouble.
4
Page 5
2. Alignment instructions
(1) Test equipment
VG-859 (YPbPr, VGA, HDMI signal generator)
FLUKE 54200(TV signal generator)
CA210 (white balancer)
(2) Power test
Connect main board, power board and IR board according the wiring diagram, connect
the power and press power key (Remote controller or Keypad) button to turn on the TV.
a) Test the pin voltage of P802/power board , the data is shown in table1:
Table1
voltage data of P802
For32”
P802 Pin1,2
Voltage GND 22.8-25.2V
b)
Test the pin voltage of P803/power board, the data is shown in table2:
Pin3,4 Pin5,6,7
GND
Pin8,9 Pin10 Pin11,12
11.6-
12.8V
Table2 voltage data of P803
For32”
P803 Pin1,2,3,4,5 Pin6,7,8,9,10
Voltage 22.8-25.2V GND NC 2V-5V 2.5-5V PWM NC
Pin11 Pin12 Pin13 Pin14
NA
4.75-
5.25V
On:2V-5.5V
Off: 0-0.5V
Pin13 Pin14 Pin15 Pin16
<0.6V
2.5-5V
PWM
2-5V
5
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(3) Alignment flow-chart
The alignment flow-chart is shown as fig-1
Connect to the center signal source and check each
Function of TV (station leaking, analog control, etc.)
Check the output of speaker.
Check if DDC, HDCP KEY, FLASH are written
Combined test for general assembly
White balance adjustment
Input AV signal and check the function
Input HD signal and check the function of YPbPr
Input USB signal and check if the display is normal, check
the function (analog control), horizontal/vertical center, etc.
Input HDMI signal and check if the display is normal, check
he function (analog control), horizontal/vertical center, etc.
t
Preset ex-factory
Check the accessories and packing
Fig-1 adjustment flow-chart
6
Page 7
(4) Adjustment instruction
At any input source then press the “←”, “EXIT” and “OK” (Remote control) to enter factory mode
During Factory menu, if “MENU” key is pushed, system will exit factory mode.
(5) Items of Factory menu
When in PC/ Component/ Video (Composite)/ ANT inputs then press the “Left -> Exit -> OK” key of remote control
to enter factory mode..
During Factory menu, if “MENU” or “EXIT” key is pushed, system will exit factory mode.
Press up and down key can move high light item from Color Temperature -> Timer Clear -> Preset Channel>NVRAM Clear-> Full Power -> Source Calibration -> Reset to Default -> RF Burn In -> USB F/W Upgrade ->
UART Enable-> Bypass Gamma.
The Timer Clear, NVRAM Clear and Reset to Default items will have a check dialog “yes or no” to do or not.
Push “Enter” key can select high light item function. (Press left and right can adjust value)
Display panel Burn in Time on the bottom.
Display model name, firmware version and released date on top.
1) Factory Color Temp data edit
This is used for Factory adjusts color temperature. Don't change this value.
2) Timer Clear
Reset the timer which records hours of LCD panel burn in. (Don't clear timer after FW update.)
This item will have a check dialog “yes or no” to do or not.
- Time in factory mode: Time function shall be displayed automatically. Saving the total time of system
power on (LCD turn on), and count the time automatically. The timer is continuous and saved (per 60
minutes) forever, unless it will be reset by doing “Timer Clear”.
3) Preset channel
Load preset channel for production line. (Refer 4.4.4 Preset channel table).
4) NVRAM CLEAR
Initialize program’s default values to NVRAM for following adjustment items accuracy.
In factory mode it is the first and important step to make sure all values are default value and correct
- Reset settings: Gamma table, Channel table (Favorite channel, Channel label etc.), Model table
(H/V Position, Clock, Phase), Source dependent setting (Contrast, Brightness etc.), Common setting
(Volume, Language etc.), Parental Control (Rating, Password etc), Closed Caption.
To avoid a mistake initial process after factory setting is done. This item will have a check dialog “yes
7
Page 8
or no” to do the initial or not.
LINE (pixel)
LINE (pixel)
LINE (pixel)
Notice:
After this item is processed then the DUT needs to be powered off then AC powered off.
5) Full power (For factory test only)
This is for power consumption testing.
To measure the maximum power consumption of TV set, we adjust the value of following items to
maximum.
- Video: Contrast maximum value, Brightness maximum value, Backlight maximum value.
- Audio: Volume maximum value, Bass default value, Treble default value.
Press enter key to turn on Full Power and OSD stay display until press enter key to recover from Full
Power
6) Source Calibration ( without correct machine).
Source Calibration (gain/offset) must be adjusted color by firmware automatic adjustment in PC, and
Component input source.
This item will have a result dialog “OK” or “NG”.
7) Reset to Default
Reset all settings of OSD menu to default value.
- Reset settings: Channel table, Model table (H/V Position, Clock, Phase), Source dependent setting
(Contrast, Brightness etc.), Common setting (Volume, Language etc.), Parental Control (Rating,
Password etc), Closed Caption.
- Please execute Reset to Default once after FW is upgraded.
8) RF Burn In (For factory test only)
Use “snow” pattern for burn in. Selected items are “On” and “Off”.
While turn on burn in mode, firmware will automatically turn off “Auto power off” function.
If there is no power supply suddenly, firmware will re-enter burn in mode automatically when power
supply is back
Pressed the “Power” key, firmware will automatically turn off burn in mode.
Burn in mode: Source is “ANT/Cable" and channel is NTSC channel 3.
9) USB F/W Upgrade
- We don't recommend upgrade FW here. We recommend upgrade FW in normal power on status (not
in factory menu), just plug in USB with correct FW file name. (Refer to item 7)
Upgrade firmware through USB.
10) UART Enable (For factory test only)
Enable to communicate with Auto-Alignment system.
11) Bypass Gamma
For factory test value of gamma.
6) Performance check
(
6-1 TV function
Connect RF to the center signal source, enter Channel menu → auto tuning, check if there are channels be
skipped, check if the picture and speaker are normal.
6-2 AV terminals
Input Video signal, check if the picture and sound are normal.
6-3 YPbPr terminal
Input YUV signal (VG859 signal generator), separately input the YUV signals listed in table4 and check if the
display and sound are normal at any situation (power on, channel switch and format convert, etc.)
Table4 YUV signal format
FREQ PERIOD
SYNC
POLARITY
PIXEL
CLOCK
Display
SYNC
WIDTH
BACK
PORCH
15.734
MODE
LINE(kHz)
FRAME
(Hz)
LINE (pixel)
FIELD
(lines)
1716
LINE
FIELD
Negitive 27
8
(MHz)
FRAME
(lines)
1440
FRAME
(lines)
124
FRAME
(lines)
114
Page 9
59.94Hz 720x480i
3 15
62 60
6 30
40
5 20
44
5 15
44
5 36
96 40
2 25
88
4 23
65
6 29
7 20
6 18
27
3 15
27
62 60
6 30
40
5 20
44
5 15
44
5 36
44
5 36
59.94Hz 720x480P
60Hz 1280x720P
60Hz 1920X1080i
60Hz 1920X1080P
59.94
31,469
59.94
45
60
33.75
60
67.5
60
525
858
525
1650
750
2200
1125
2200
1125
Negitive 480
Negitive 27
720
Negitive 480
Positive 74.25
1280
Positive 720
Positive 74.25
1920
Positive 1080
Positive 148.5
1920
Positive 1080
6-4 HDMI terminal
Input HDMI signal (VG859 signal generator), separately input the signals listed in table6 and check the display and
sound (32 KHz, 44.1 KHz, 48 KHz) at any situation (power on, channel switch and format convert, etc.)
Table6 HDMI signal format
220
148
148
FREQ FREQ PERIOD
MODE
VGA 60Hz 31.469
640x480 59.94
SVGA 60Hz 37.879
800x600 60.317
XGA 60Hz 48.363
1024x768 60.004
WXGA 60Hz 47.776
1280x768 59.87
WXGA 60Hz 47.712
1360x768 60.015
59.94Hz 720x480i 15.734
59.94
LINE(kHz)
FRAME(Hz)
LINE (pixel)
FIELD(lines)
800 Negitive
525 Negitive 480
1056 Positive 40
628 Positive 600
1344 Negitive
806 Negitive 768
1664 Negitive
798 Positive 768
1792 Positive 85.5
795 Positive 768
1716 Negitive
525 Negitive 480
SYNC
POLARITY
LINE
FIELD
PIXEL
CLOCK
(MHz)
25.175 640
79.5
Display
LINE (pixel)
FRAME
(lines)
800
1024
1280
1360
1440
SYNC
WIDTH
LINE (pixel)
FRAME
(lines)
128
136
128
112
124
BACK
PORCH
LINE (pixel)
FRAME
(lines)
160
192
256
114
59.94Hz 720x480P 31.469
59.94
60Hz 1280x720P 45
60
60Hz 1920X1080i 33.75
60
60Hz 1920X1080P 67.5
60
24Hz 1920x1080P 27
24
858 Negitive
525 Negitive 480
1650 Positive 74.25
750 Positive 720
2200 Positive 74.25
1125 Positive 1080
2200 Positive 148.5
1125 Positive 1080
2750 Positive 74.25
1125 Positive 1080
720
1280
1920
1920
1920
9
220
148
148
148
Page 10
6-5 other functions check
a) Check the turn on/turn off timer, sleep timer, picture/sound mode, OSD, stereo and analog TV Teletext, etc.
(7) USB Software updated
(1) Insert the USB with the firmware which the file name is matched with the model name in factory
mode.
(2) If system detect the same firmware file name, USB upgrade message would appear automatically.
(3) Press Left key to select Yes, and then press OK key to start the upgrading.
(4) Upgrading is starting, please wait for the progress finish.
(5) When the progress completed, please follow the instruction to remove USB and restart by AC off
then on.
10
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3. Working principle analysis of the unit
1.
NTSC
Antenna signal will be send to tuner ENV56U05D8F,
output standard video signal TV-CVBS, and sound SIF signal
signals flow:
th en Tu ne r w il l b e
.
demodulating and
TV-CVBS will send to the master control IC ZR39748 to video decode, de-interlace and scaler, then
output LVDS level drive for panel display.
The sound IF (SIF) will be fed into ZR39748, after demodulating, pre-amplifying, bass adjusting and
volume control, the sound signal
digital amplifier
TAS5707L.
2. Composite/Component signal flow
wi ll be tr an sf or m in to dig it al I2 S si gn a l
and sent to
Composite signal and Component signal will be fed to ZR39748 to perform video decode, deinterlace and scaler, then output LVDS drive level for panel display.
Audio signal from Composite/Component
adjust and volume control, the sound signal will
to digital amplifier
3. HDMI signal flow
TAS5707L
.
terminal
via matched resistance is fed to ZR39748 to bass
b e tr an sf or m int o di gi ta l I2 S si g n a l
and sent
Two HDMI video signals are directly fed to the master control IC ZR39748 to digital decode, image
scale, then output LVDS drive level for panel display. HDMI audio signal via decoder built-in
to bass adjust and volume control, the sound signal will
and sent to digital amplifier
TAS5707L.
b e tr an sf or m in t o di gi ta l I2 S si g n a l
ZR39748
4. USB signal flow
USB signal via USB connector sent to
ZR39 7 48 , th e n output
image scale, then send to LVDS level drive for panel display.
Sound signal of USB signal
volume control, the sound signal will
amplifier
TAS5707L.
ZR3 9 74 8 and it s
R/G/B of 24 bit to back end module to Video decode,
A/D conversion to
YPbPr
output
f or
de-interlace and
vi a
matched resistance
b e tr an sf or m int o di gi ta l I2 S sig na l
a n d
sent to ZR39748 to bass adjust and
and sent to digital
13
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4. SSD32T Block Diagram
4-1 B
lock Diagram
14
Page 13
4-2. Power/B block diagram.
a. FSP(1st source) power block diagram.
15
Page 14
b. Chicony(2nd source) power block diagram.
16
Page 15
5. IC block diagram
1. Zoran ZR748
• Integrated Digital & Analog Demodulator
• 8VSB/QAM-B
• NTSC/BTSC/A2K
• Video Inputs
• Three (3) 1080p HDMI (v1.4a/DC)*
• One (1) 1080p YPbPr
• One (1) VGA, up to WUXGA resolution
• Two (2) CVBS*, One (1) S-Video
udio Inputs
• A
• Five (5) stereo L/R line-level*
• Internal Video/Audio Processing
• NTSC video decoder
• MPEG-2 decoder
• 10-bit video processing
• 1080i motion-adaptive de-interlacer
• ACM-2D color processor
• Graphics blending/overlay
• Audio DSP
• Video Outputs
• Dual-channel LVDS (1080p, up to 10bpp)
miniLVDS & RSDS (6/8bpp, up to 330MHz)
•
• LCD panel timing control signals (TCON)
• Audio Outputs
• One (1) stereo L/R DDX differential
• One (1) stereo L/R single-ended DDX
• Optional up-to-four (4) more single-ended DDX
• Optional up-to-three (3) I2S stereo pairs
• One (1) S/PDIF
• System Processors & Interfaces
• 300MHz system CPU
• TV microcontroller for standby mode
• One (1) USB 2.0
• External SPI Flash Memory: 2-16MByte
• 2-4MB typical for ATSC DTV application
xternal 16-bit DDR2 Required
• E
• DDR2-800 for most design configurations
DDR2-1066 for 1080p with overdrive designs
•
17
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• 64MByte typical for most designs
• P
ower
• 1.1V core voltage, 1.8V memory I/F, 3.3V I/O
• Two Package Options
• 365-ball BGA, 23x23mm2
• 256-pin LQFP with e-pad, 28x28mm2
(*) Slight variation of support with QFP package
1.1. SupraHD® 748 IC Description
The SupraHD® 748 is a member of the SupraHD® family of DTV system-on-chip (SoC)
eveloped by Zoran. This device is intended to be used in ATSC high-definition digital television
d
implementations. This device includes all of the functionality required to support the television
implementations shown in the following block diagrams.
Figure 2 shows a typical ATSC system implementation using the SupraHD® 748.
Figure 3 shows the detailed block diagram of the SupraHD® 748.
Figure 4 shows the video and audio input/output options of the SupraHD® 748.
1.2. SupraHD® 748 Features
The following sub-sections list the features of the SupraHD® 748 per category. Note that features
unique to the BGA package are indicated with a “(BGA package)” designation while QFP
package features are indicated with “(QFP package)”.
1.2.1. Embedded Processing Unit
igh performance CPU
• H
• Integrated high-performance MIPS® 4KEc™ CPU operating at 300MHz
• 32-bit MIPS32 enhanced architecture
• 8 K instruction cache, 8 K data cache, (2-way set associative)
• Programmable memory management unit
• Multiply/Divide unit
• Power-down mode (triggered by WAIT instruction)
• EJTAG debug support
• Fully production-tested software suite
• ATSC/NTSC DTV application with customizable OSD
V-Chip for analog and digital channels
•
• PSIP parsing for channel map and EPG
• Analog and digital closed-captioning (EIA-608 and EIA-708)
18
Page 17
• Royalty-free Zoran True Fonts for OSD and closed-captioning
•
Transport, video decode (single MP@HL), audio decode (AC-3, MPEG Layer I & II), graphics, and
- 84-tap equalization range: 36 FFE and 48 DFE for superior cable micro-reflections rejection
- Enhanced phase noise rejection
- Excellent burst noise and combined distortion rejection
- Exceptional AM noise rejection
- Fast channel auto search based on auto 64-/256-QAM detection and wide carrier acquisition
range
• Advanced system functions
- Accepts 44 MHz from the tuner, eliminating external base-band demodulation
- IF AGC PWM output
- All digital recovery loops
- FEC statistics, receiver status, and channel data such as S/N ratio, equalizer taps, carrier offset,
and more are available
aptive selection of receiver
•Ad
- Adaptive recovery loops based on channel conditions are used to achieve optimum reception for
both high doppler echoes conditions and 0dB conditions
- The synchronization and the equalization algorithms are based on both training signals and blind
data
- It enables better channel tracking – resulting in achieving all A74 requirements
• Fast channel acquisition in 0dB conditions, < 0.5sec.
• Improves immunity to noise for Brazil ensembles over previous Zoran devices
• Improved phase noise rejection in 0dB conditions
• NTSC demodulator
• Fully programmable digital video frequency and group delay equalization including internal digital
Nyquist filter and excellent sound carrier digital rejection (>60dB)
• Digital carrier recovery (AFT) with accurate report to host
• Digital carrier recovery without quadrature distortions
24
Page 23
• Excellent (110%) over modulation at all white signal (100IRE)
•
Digital video IF AGC and optional delayed tuner AGC with programmable take over point
• AM interference rejection
•BTSC/A2 demodulator
• BTSC mono, stereo and SAP DBX decoding for US NTSC TV reception
• A2 mono, stereo and bilingual decoding for Korea NTSC TV reception
S demultiplexer
• T
• Maximum transport bitrate: 80 Mbit/sec
• ISO-13818-1 compliant
• Supports PID filtering - total number of simultaneous PID filters: 32
• ATSC-compliant transport demultiplexer
• Maximum filtered (output) demux bit rate of 80 Mbits/sec
• PCR locking using internal STC counter and VCXO control
• Demodulator inputs
• One (1) differential IF pair for all tuner formats
• One (1) SIF (sound IF) for audio-only formats
1.2.8. Memory Support
• 16-bit DDR2 interface (400MHz or 475 MHz)
• Up to 1.87 GByte/second peak memory throughput
400MHz DDR2 sufficient for WXGA designs
-
- 400MHz DDR2 sufficient for 1080p designs without TCON/overdrive
- 533MHz DDR2 (clocked at 475MHz) sufficient for 1080p designs with TCON/overdrive
• Up to 128 MBytes maximum memory
- Typical 64MByte system implementation for WXGA and 1080p designs
• High performance arbiter with assignable client priorities
• SSTL-18 Class 1 electrical interface
• Serial FLASH
• 40MHz SPI clock
• Up to 16 MBytes maximum memory
• Typical 2-4 MByte system implementation
1.2.9. Integrated TV MicroController
upport for “Sleep” mode operation
• S
• Front panel I/O support (buttons and display)
25
Page 24
• IRR input
• General-purpose 8-bit ADC with 5 multiplexed inputs
• i.e. Voltage monitoring
• S
leep timer
• Watchdog timer
• GPIO interrupt control
• Support for A/V input monitoring
• Monitors the HDMI inputs for activity
ntegrated EDID memory for HDMI inputs and VGA inputs
• I
• 512 bytes memory x 4 input ports
• Support for automatic VGA signal detection and wake-up
• HDMI CEC support
• UART for debug
• Real-time clock support
1.2.10. Graphics Processing
• 32-bit RGB / YCbCr
• 16-bit RGB
• 8-bit indexed with CLUT
• Graphics Block Transfer (BLT)
• Supports copy, bit depth conversion and alpha blending of 8-, 16- and 32-bit pixel maps with 32-bit
utput
o
• Supports Porter-Duff alpha blending formulas
• Alpha destination and alpha compare
• Point, Line, Rectangle, Text and Trapezoid Draw functions
• Rectangle Fill function
•Graphics Unit Scaler (GUS)
• Support scaling and blending of several graphics planes in a single operation
• Can also perform simple BLT operations (BitBlt, stretch BitBlt, trapezoid BitBlt, mirror BitBlt, rotate
BitBlt)
• Color space converter
• Raster Operation (ROP)
1.2.11. System Interfaces
26
Page 25
• Two (2) PWM outputs
• Three (3) 2-signal UARTs
• Maximum baud rate: 115200
•
16550 compatible
• Third UART is allocated to TVuC and shared with main CPU UART
• Two (2) I2C master or slave interfaces
• Maximum bitrate: 400 Kb/s
• Master or slave mode
ne (1) IR receiver, with hardware demodulation
• O
•SPI interface
• Up to 40 MHz clock rate
• Suppports serial FLASH up to 16 MByte
• Two (2) select signals for peripheral support
• Integrated USB interface
• One High Speed USB v2.0 port
1.2.12. Security Features
• Integrated One Time Programmable memory (OTP)
• 8 Kb of One Time Programmable (OTP) secure memory
• Used for secure storage:
- HDCP Key Selection Vectors (KSVs)
- Error Correction (ECC) Checksum and data
• Readable ONLY by specific IROM instructions programmed into the SupraHD® 748
HDMI keys are encrypted with a proprietary Zoran encryption algorithm during the programming
•
process
1.2.13. Misc. IC Information
•25.000 MHz crystal input required to support standard ATSC timing
27
Page 26
2. TEXAS INSTRUMENTS TAS5707L
0-W STEREO DIGITAL AUDIO POWER AMPLIFIER
2
28
Page 27
I. BLOCK
6. SSD32T 32-inch Wiring Diagram
29
Page 28
II. Wiring Connection
1
1
2
2
3
4
3
5
4
6
7
8
9
3
10
11
12
13
14
1
15
2
16
3
SAMSUNG panel
Main board to Panel
SSD32T
DC02L00410I
310 mm
Panel side Main board CN17
IS 100-L30O-C23 LVDS cable A2006WV0-2X20P
VIN RED 1 LVDS_PWR
VIN RED 2 LVDS_PWR
VIN RED 19 LVDS_PWR
VIN RED 20 LVDS_PWR
NC NC
GND NC
GND NC
NC NC
LVDS_SEL YELLOW
NC NC
LVDS_SEL
Main board to Speaker
SSD32T
DC02V03730I
L:330 & R:730 mm
Main board CN3 Speaker
JWT A2001WV2-4P
SPK_OUTL+ BLACK P3 Speaker -
SPK_OUTL- RED P2 Speaker +
SPK_OUTR- WHITE P4 Speaker +
SPK_OUTR+ GREEN P5 Speaker -
Main board to IR board
Color LEFT
Right
SSD32T
DC02V03720I
GND NC
LV0_N YELLOW 14 LVDS_D0O_N
LV0_P WHITE 13 LVDS_D0O_P
GND NC
LV1_N RED 12 LVDS_D1O_N
LV1_P WHITE 11 LVDS_D1O_P
IR board CN1 Main board CN4
JWT A2001WR2-5P
VCC5_0_STB Red 1 VCC5_0_STB
IRR White 2 IRR
GND Black 3 GND
30
330 mm
Color JWT A2001WR2-5P
Page 29
17
GND BLACK 4 GND
3
18
5
19
20
21
22
23
24
25
26
27
28
29
30
LED_R Orange 4 LED_R
LV2_N ORANGE 10 LVDS_D2O_N
LV2_P WHITE 9 LVDS_D2O_P
GND BLACK 17 GND
LVCLK_N BROWN 16 LVDS_CO_N
LVCLK_P WHITE 15 LVDS_CO_N
GND BLACK 18 GND
LV3_N BLACK 8 LVDS_D3O_N
LV3_P WHITE 7 LVDS_D3O_P
GND NC
NC NC
NC NC
NC NC
GND NC
Light Sensor NC
31
Page 30
Power/B to Main board
SSD32T
DC02P01590I
370 mm
Power/B P802 Main board CN2
A2008H00-16P Color A2001H02-16P
1 GND Black 1 GND
2 GND Brown 2 GND
3 24Va -- 3 Audio power
4 24Va Orange 4 Audio power
5 GND Yellow 5 GND
6 GND Green 6 GND
7 GND Blue 7 GND
8 12Vcc -- 8 12V panel
9 12Vcc Gray 9 12V panel
10 NC -- 10 5V standby
Power/B to Panel Inverter/B
SSD32T
DC02P01250I
400 mm
Power/B P803 Panel BL
A2008H00-14P Color A2001H02-14P
1 24Vcc Black 1 24Vcc
2 24Vcc -- 2 24Vcc
3 24Vcc Red 3 24Vcc
4 24Vcc -- 4 24Vcc
5 24Vcc -- 5 24Vcc
6 GND Green 6 GND
7 GND -- 7 GND
8 GND Purple 8 GND
9 GND -- 9 GND
10 GND -- 10 GND
11 5Vcc Black 11 5V standby
12 5Vcc -- 16 BL_ERROR
13 PW_ON Red 12 PW_EN
14 ACD Orange 13 PG
15 DIM Yellow 15 BL_DIM
16 BL_ON Green 14 BL_EN
11 NC -- 11 Error Out
12 BL_ON Brown 12 ENA
13 DIM Black 14 Ext PWM
14 NC -- 13 DIM
32
Page 31
7. Trouble shooting
1. Fault clearance
Before calling your dealer or service center for assistance, check the matters below once again.
(1) Make sure you have connected LCD TV to your equipment as described in the section
“ CONNECTING LCD TV”.
(2) Check cable connection. Verify that all external equipment and power cord are properly
connected.
(3) Verify that all power is switched on.
(4) If LCD TV still dose not produce an image, re-start the external equipment.
(5) If the image still dose not appear, unplug LCD TV from the external equipment and check the
external equipment. The problem may be with your graphics controller rather than with LCD TV.
(When you reconnect LCD TV, remember to turn the external equipment and TV off before you
power up LCD TV. Power the equipment back on in order of LCD TV and external equipment.)
(6) If the problem still exists, check the following chart.
Problem Try these Solutions
NO POWER
Remote
Control dose
not work
No image
No sound
There are tiny
black points
and/or bright
point on the TV
Abnormal
color of image
Plug this LCD TV into the AC outlet.
Press POWER button on side control or on Remote Control to turn on LCD TV.
Check POWER Indicator. If this indicator blank, this TV has getting trouble.
Check the batteries.
Make sure nothing is between the Remote Receiver and the Remote Control.
Make sure you are not too far from LCD TV when using Remote Control.
Maximum operating range is 5m.
Is direct sunlight or strong artificial light shining on LCD TV‘s Infrared Remote
Receiver? Eliminate the light by closing curtains, pointing the light in a different
direction, etc.
Check the connection between the external equipment and LCD TV.
When turning LCD TV on, it takes a few seconds to display the image.
Check the system that you select is corresponding with the external equipment
or the video equipment.
Make sure the temperature is not out of the Operating Temperature (0°C ~
50°C).
Turn off power, then turn on again, re-start LCD TV.
Check Audio cable connection from Audio input source.
Adjust the Sound System.
Press VOLUME (+) button.
Press MUTE button.
Dark or bright points of light (red, green, or blue) may appear on the screen.
This is a characteristic of the LCD panel, not a malfunction of the LCD TV.
LCD panel is produced with very high accuracy technology. There is 99.99% or
more dot pixel, but there is also 0.01 % or less of dot pixel lack or dot pixel that
is constantly lighted. This is not defect.
Regarding LCD panel characteristic, it may occur picture remain (look like a
mirror) when the screen is changed if it displays same screen for a long time.
Changing the picture or turn-off the power supply may recover.
Stripe pattern (more, interference stripes) may show up on the screen depends
on the reflected picture.
Adjust the value of color.
Select different color system.
33
Page 32
Change to new power board.
Check
Check
OK NG H L
Power
LED no
Change MAIN
Change LED
NG
2. Troubleshooting guide
The flow chart shown below will help you to troubleshoot your Televison set with it doesn’t display
n
ormally. Each procedure offers a simple way to check for system errors. Before starting, ensure
that there is a signal in and that the Televison is turned on.
2-1 Power LED no light
Light
P802
+5V
CN2
Pin10,11
Check
LED
P/N: FSP112-4F01(PK101V1750I) or
N112R001L-CP01(PK101V1780I)
PCB
PCB
34
Page 33
2-2 Has audio but no video out
Check
P8
03
Pin1~5
Change to new power board.
P/
N: FSP112-4F01 (PK101V1750I) or
N112R001L-CP01(PK101V1780I)
2-3 Has video but no audio out step 1
35
Page 34
2-4 Has video but no audio out step 2
Check
R831
Vcc+24V
Change to new power board.
P/N: FSP112-4F01 (PK101V1750I) or
N112R001L-CP01(PK101V1780I)
36
Page 35
8.SCHEMATIC DIAGRAM
ELECTRON-"
Page 36
PCB1
PCB1
5
4
3
2
1
ZR39748 Power Tree (60Hz)
DD
12VAMP_VCC
U13
AX1117AD50A
TO-252
U9
VCC12_0
EMB20P03G
SOP8
VTV-L42612 REV:0
VTV-L42612 REV:0
CC
E1
E1
EMIcover-5.3x2.8mm
EMIcover-5.3x2.8mm
VCC5_0_STB
FW1
FW1
FIRMWARE
FIRMWARE
FW A69
FW A69
BB
Stuffing Options
U10
AX1117AD33A
TO-252
U12
AX3518
SOP8-T5
Q17
SOT-23GDS
APM2301AAC
(TVM_PWR_ON2)
For Tuner
For Panel
VCC3_3_IO
VCC3_3_STB
748 3.3V STB power
VCC5_0
A)
VCC5_Tuner
LVDS_PWR
(1.17V)
VCC1_1_Core
VCC1_1_STB
(1.17V)
748 1.1V STB power
Q12
SOT-23GDS
DMP2160U
(TVM_PWR_ON2)
U14
AX6607
SOT23-5
(TVM_PWR_ON2)
Q14
SOT-23GDS
AP2306CGN
(TVM_PWR_ON2)
U11
AX1008MA
TO-263-3
VCC3_3
AFE_1V1
VCC1_1
VCC1_8
(1.1V)
(1.17V)
DDR power
B)
C)
D)
Note: * - Default setting.
AA
COMPAL OP TOELECTRON ICS CO., LTD
COMPAL OP TOELECTRON ICS CO., LTD
COMPAL OP TOELECTRON ICS CO., LTD
Title
Title
Title
SCHEMATIC,M/B VTV-L42612
SCHEMATIC,M/B VTV-L42612
SCHEMATIC,M/B VTV-L42612
SizeDocument NumberRev
SizeDocument NumberRev
SizeDocument NumberRev
Date:Sheet
Date:Sheet
5
4
3
2
Date:Sheet
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XXXXXX
XXXXXX
of
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of
215Thursday, February 16, 2012
215Thursday, February 16, 2012
215Thursday, February 16, 2012
1
1
1
1
Page 37
5
4
3
2
1
R134 0/0402R134 0/0402
VCC5_0_STBVCC5_0
R130
R130
4.7K/NC
4.7K/NC
POWER_EN
VCC5_0_STB
BKLT_EN
PG_M UTEP 9,11
C174
DD
CC
C174
3.3K/NC
100pF/25V/0402
100pF/25V/0402
3.3K/NC
32"-55" Panel Power -> 12V
24" Panel Power -> 5V
LCD_POWER_ONP10
60HZ from main chip
120HZ from MEMC chip
2011/06/09
1N4148/NCD21N4148/NC
R166
R166
VCC12_0
VCC5_0_STB
VCC5_0_STB
R131
R131
D2
22K/NC
22K/NC
R174
R174
2.2K
2.2K
Q7
Q7
PDTC114ET/NC
PDTC114ET/NC
10K
10K
10K
10K
EC
Switching BLKT_EN & BL_CNTRL
to fit power define.
2011/11/01
FB21
FB21
PWBEAD/ 30/ 6A/1206
PWBEAD/ 30/ 6A/1206
FB34
FB34
PWBEAD/ 30/6A/1206/NC
PWBEAD/ 30/6A/1206/NC
KHB0805W121SA_6A
KHB0805W121SA_6A
FB25
FB25
C189
C189
10uF/10V/0805
10uF/10V/0805
(24V)
AMP_VCC
R132
R132
2.2K/NC
2.2K/NC
C38
C38
SE100uF/35V
SE100uF/35VR142
VCC12_0
R1370R1370
R53 10K/0402R53 10K/ 0402
R139
R139
3.3K/1%
3.3K/1%
VCC5_0_STB
R55 0/1206/NCR55 0/ 1206/NC
C172
C172
10uF/16V/0805
10uF/16V/0805
R13847K/ 1%R13847K/ 1%
C176
C176
100pF/25V/0402
100pF/25V/0402
U10
U10
AX1117AD33A
AX1117AD33A
panel_power
B
BL_ERRP11
VIN3VOUT
C190
C190
0.1uF/10V/ 0402
0.1uF/10V/ 0402
ADJ / GND
1
C173
C173
1uF/50V/0805/ NC
1uF/50V/0805/ NC
2
249/1%/NC
249/1%/NC
R1650R165
BKLT_EN
BL_CNTRL
C508
C508
1nF/25V/0402
1nF/25V/0402
C177
C177
10uF/10V/0805
10uF/10V/0805
R161
R161
12
0
12
(12V PANEL)
(5V STANDBY)
POWER_EN
R135
R135
47K/1%
47K/1%
C
B
E
10uF/10V/0805
10uF/10V/0805
PG
Q8
LMBT3904LQ8LMBT3904L
C191
C191
DMP2160U/NC
DMP2160U/NC
CN2
CN2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
AMA PH-16A-J0
AMA PH-16A-J0
C509
C509
1nF/25V/0402
1nF/25V/0402
POWER INTERFACE
G
DS
Q5
Q5
U9
1
8
S1
D4
2
7
S2
D3
3
6
S3
D2
5
G4D1
EMB20P03GU9EMB20P03G
FB26
FB26
KHB0805W121SA_6A
KHB0805W121SA_6A
C192
C192
PVM330uF/6V/ NC
PVM330uF/6V/ NC
BL_CP11
FB22
FB22
PWBEAD/ 30/ 6A/1206
PWBEAD/ 30/ 6A/1206
R133
R133
1K/1206
1K/1206
VCC3_3_STBVCC3_3_IO
C188
C188
0.1uF/10V/ 0402
0.1uF/10V/ 0402
VCC3_3
LVDS_PWR
R41
R41
10K/1%
10K/1%
R43
R43
1K/1%
1K/1%
R140
R140
560/NC
R160
R160
2.2K/NC
2.2K/NC
R162 12KR162 12K
R18312KR18312K
R185
R185
2.2K/NC
2.2K/NC
560/NC
BKLT_EN
VCC3_3_IOVCC3_3
R159
R159
2.2K
2.2K
C
B
Q13
Q13
LMBT3904L
LMBT3904L
E
R180
R180
2.2K
2.2K
C
Q18
Q18
B
LMBT3904L
LMBT3904L
E
BL_CNTRL
C
Q21
Q21
B
LMBT3904L
LMBT3904L
E
LCD_BL_ONP10
R141 0/0402R141 0/0402
R147
R147
3.3K
3.3K
VCC3_3_STB
TVM_PWR_ ON2P11
TVM_PWR_ ON2P11
Reserving for Panel PWM 150Hz. 2011/11/01
R191
R191
PWM2P11
1K/1%
1K/1%
R142
PWM1P15
1K/1%/NC
1K/1%/NC
C178
C178
0.1uF/10V/ 0402/ NC
0.1uF/10V/ 0402/ NC
Q12
Q12
DMP2160U
DMP2160U
SD
C186
C186
1uF/6.3V/ 0402
1uF/6.3V/ 0402
R164
R164
56K
56K
1uF/6.3V/ 0402
1uF/6.3V/ 0402
R186 120KR186 120K
Place
closer
to U1
G
Q17
Q17
DMP2160U
DMP2160U
DS
C212
C212
G
C443
C443
SE100uF/16V
SE100uF/16V
C223
C223
+
+
SE100uF/16V/ NC
SE100uF/16V/ NC
FB24
FB24
KHB0603N121SA
KHB0603N121SA
FB32
FB32
KHB0603N121SA
KHB0603N121SA
BL_CNTRL
VCC5_0VCC5_0_STB
C187
C187
0.1uF/10V/ 0402
0.1uF/10V/ 0402
C447
C447
0.1uF/10V/ 0402
0.1uF/10V/ 0402
TVM_PWR_ ON1P11
C175
C175
100pF/25V/0402
100pF/25V/0402
Q14
R179
R179
130K/0402
130K/0402
Q14
AP2306CGN
AP2306CGN
D
D
G
G
S
S
C207
C207
1uF/6.3V/ 0402
1uF/6.3V/ 0402
FB30
FB30
KHB0805W121SA_6A
KHB0805W121SA_6A
C205
C205
0.1uF/10V/ 0402
0.1uF/10V/ 0402
VCC5_0_STBVCC3_3_STBVCC1_1_CoreVCC1_1
BB
FB28KHB0805W121SA_6AFB28KHB0805W121SA_6A
C199
C199
10uF/10V/0805
10uF/10V/0805
DC - DC FROM VCC TO 1.17V(2A)
U12 AX3518ESAU12 AX3518ESA
8
VIN
LX
1
VCC
FB
5
EN
REF
PGND
GND
THEM_PAD
6
3
9
C201
C201
0.1uF/10V/ 0402
0.1uF/10V/ 0402
0.1uF/10V/ 0402
0.1uF/10V/ 0402
R17510R175
10
R169
VCC3_3_STB
C206
C206
R169
2K/0402
2K/0402
0.1uF/10V/ 0402
0.1uF/10V/ 0402
R172
R172
C203
C203
1K/0402
1K/0402
L24 2.2uH/3. 8AL24 2.2uH/3. 8A
7
C198 15pF/50V/0402C198 15pF/50V/0402
4
2
C204
C204
0.1uF/10V/ 0402
0.1uF/10V/ 0402
R170316K/1%R170316K/1%
R171681K/1%R171681K/1%
(Change tO 1.17V)
FB35
FB35
KHB0805W121SA_6A
KHB0805W121SA_6A
0.1uF/10V/ 0402
0.1uF/10V/ 0402
C202
C202
22uF/6.3V/ 0805
22uF/6.3V/ 0805
VCC1_1_STBVCC5_0_STBVCC1_1_Core
C507
C507
TVM_PWR_ ON2P11
R17612KR17612K
R173
R173
4.7K
4.7K
C
Q15
Q15
B
LMBT3904L
LMBT3904L
E
Vout=0.8Vx (1+R170/R171)
U11
C195
C195
0.1uF/10V/ 0402
0.1uF/10V/ 0402
U11
AX1008MA
AX1008MA
VIN3VOUT
GND/ADJ
2
4
VOUT
1
R167
R167
249/1%
249/1%
12
R168
R168
110/1%
110/1%
12
2
VCC5_0
FB27
FB27
KHB0603N121SA
KHB0603N121SA
U14
AA
VCC3_3_STB
FB33
FB33
KHB0603N121SA
KHB0603N121SA
10uF/10V/0805
10uF/10V/0805
5
TVM_PWR_ ON2P11
C216
C216
R181 10K/1%R181 10K/1%
C217
C217
0.1uF/10V/ 0402
0.1uF/10V/ 0402
R182
R182
100K/1%
100K/1%
3
1
U14
AX6607BA
AX6607BA
/SHDN
IN
5
OUT
4
R184
SET
GND
2
R184
56K/1%
56K/1%
R187
R187
150K/1%
150K/1%
4
1A
C218
C218
0.1uF/10V/ 0402
0.1uF/10V/ 0402
AFE_1V1
C215
C215
10uF/10V/0805
10uF/10V/0805
C194
C194
SE100uF/16V
SE100uF/16V
VO=1.25Vx(1+R2/R1)+IadjxR2
3
C197
C197
0.1uF/10V/ 0402
0.1uF/10V/ 0402
VCC1_8
C200
C200
10uF/10V/0805
10uF/10V/0805
COMPAL OPTOELECTRONICS CO., LTD
COMPAL OPTOELECTRONICS CO., LTD
COMPAL OPTOELECTRONICS CO., LTD
Title
Title
Title
SCHEMATIC,M/B VTV-L42612
SCHEMATIC,M/B VTV-L42612
SCHEMATIC,M/B VTV-L42612
Size Document NumberRev
Size Document NumberRev
Size Document NumberRev
Date:Sheet
Date:Sheet
Date:Sheet
XXXXXX
XXXXXX
XXXXXX
1
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315Tuesday, January 17, 2012
315Tuesday, January 17, 2012
315Tuesday, January 17, 2012
1
1
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5
4
3
2
1
R10 1K/1%/ 0402R10 1K/1%/ 0402
R19
R19
C22
C22
R11 4.7K/0402R11 4.7K/0402
VCC3_3
VCC3_3
R12 1K/1%/0402R12 1K/1%/0402
R13 1K/1%/0402R13 1K/1%/0402
R20
R20
4.7K/0402/NC
4.7K/0402/NC
SPI_WEN
R23
R23
4.7K/0402
4.7K/0402
VCC5_0_USB
USB2_DN
USB2_DP
C21
C21
0.1uF/10V/0402
0.1uF/10V/0402
EJTAG I/F
VCC3_3
J1
J1
12
R14 4.7K/0402R14 4.7K/0402
34
56
78
910
1112
1314
HDR_2X7_2040
HDR_2X7_2040
SPI FLASH
U3
U3
MX25L3206EM2I-12G
MX25L3206EM2I-12G
SPI FLASH
5
2
6
1
3
7
SPI FLASH
32M bit
32M bit
DIO
DO
CLK
CS
WP
HOLD
VCC3_3
8
Vcc
C17
C17
0.1uF/10V/0402
0.1uF/10V/0402
4
GND
For FHD
USB
1
2
3
6
45
USB_RA_NK
USB_RA_NK
IO1
IO1
Note: Control differential
impedance at 90 ohms +/- 15%
Q19/Q22 from FDV301N change to 3904/3906
R189 from 10K change to 4.7K
R195 from 10K change to 47K
VCC5_0_VGA
FB12
FB12
BLM21PG300SN1D/NC
BLM21PG300SN1D/NC
C166
VGA input
IO5
IO5
DSUB15P-CONTECK/NC
DSUB15P-CONTECK/NC
15
5
R1580/NC R1580/ NC
CC
BB
10
14
4
R1940/NC R1940/ NC
9
13
3
8
12
VGA_SDA P1 1
2
7
11
cab_p
1
6
16
17
1
24
R115
R115
2.2K/NC
2.2K/NC
R117
R117
C165
C165
10nF/16V/0402/NC
10nF/16V/0402/NC
VGA_SCL P11
V_V
V_H
V_B
VCC3_3_STBVCC3_3_STB
C169
C169
100pF/25V/0402/NC
100pF/25V/0402/NC
U7
U7
74LVC1G17GW/NC
74LVC1G17GW/NC
35
0/0402/NC
0/0402/NC
C166
0.1uF/10V/0402/NC
0.1uF/10V/0402/NC
D_RX
R10747/1%/NCR10747/1%/NC
D_TX
R10847/1%/NCR10847/1%/NC
FB14
FB14
BLM21PG300SN1D/NC
BLM21PG300SN1D/NC
V_G
FB15
FB15
BLM21PG300SN1D/NC
BLM21PG300SN1D/NC
FB16
FB16
V_R
BLM21PG300SN1D/NC
BLM21PG300SN1D/NC
VGA_VSYNC
VGA_HSYNC
VGA_VSYNC_0 P11VGA_HSYNC_0 P8
R112
R112
75/1%/NC
75/1%/NC
R113
R113
75/1%/NC
75/1%/NC
VGA_HSYNCVGA_VSYNC
VCC5_0_VGA
R114
R114
75/1%/NC
75/1%/NC
R1044.7K/NCR1044.7K/NC
R1054.7K/NCR1054.7K/NC
R10947/1%/NCR10947/1%/NC
R11047/1%/NCR11047/1%/NC
R11147/1%/NCR11147/1%/NC
1
24
R116
R116
2.2K/NC
2.2K/NC
R118
R118
VGA_SCL
VGA_SDA
C170
C170
100pF/25V/0402/NC
100pF/25V/0402/NC
U8
U8
74LVC1G17GW/NC
74LVC1G17GW/NC
35
0/0402/NC
0/0402/NC
VGA_SCL P11
VGA_SDA P1 1
VGA_B_IN P8
VGA_G_IN P8
VGA_R_IN P8
VGA Audio input
R125
IO7
IO7
PHONEJACK-JALCO/NC
PHONEJACK-JALCO/NC
GND
GND
R
R
L
L
FB20
FB20
KSI06033R3KA/NC
2
1
KSI06033R3KA/NC
3
FB17
FB17
KSI06033R3KA/NC
KSI06033R3KA/NC
R125
47K/1%/NC
47K/1%/NC
R119
R119
47K/1%/NC
47K/1%/NC
R128
R128
47K/1%/NC
47K/1%/NC
R120
R120
47K/1%/NC
47K/1%/NC
PC_IN_R P9
PC_IN_L P9
R197 from 10K change to 430K
R199 1K no need ( Delete )
"cap_p" function from D-SUB just reserve
Reserve VD10 for ESD from RCA port issue
Remove R68 pull high UART0_RX resistor
Always use a firm-flat surface when positioning
your HDTV. Do not position the unit in a confined
area. Allow adequate space for proper ventilation.
CAUTION INSTALLING STAND
Handling with two people is recommended when
installing.
When holding (moving or lifting) the LCD Display,
hold the display’s body. Do not handle the LCD TV
by holding the attached accessory parts (speakers),
otherwise it may result in damage
Before installing, provide a desk (or a part of it)
which is strong enough to support the weight of the
LCD TV and its stand. The desk must be larger than
the LCD Display’s screen size. The desk’s surface
must be flat and covered with soft material (such as
a blanket) for protecting the screen surface.
Before putting the LCD Display on the desk, make
sure there is no object on it. Leaving any object
under the screen may cause damage on the screen.
The LCD TV with this stand should be installed
on a flat and level place. Do not place it on non
flat, unlevel or unstable cart or stand. The display
may fall, causing not only serious damage to the
products but serious injury to a person.
For correct installing, mounting and uninstalling of
the LCD TV Stand, it is strongly recommended to
use a trained, authorized dealer. Failure to follow
correct procedures could result in damage to the
equipment or injury to the installer.
Uninstalling Stand
Place the LCD TV screen facing down on a flat
1
surface with soft materials (such as a blanket) for
protecting the display screen.
Remove screws in 4 holes with screw driver.
2
Installing Stand
Place the LCD TV on a flat surface place
1
wheremaintained with soft materials (such as a
blanket) for protecting the display screen.
Secure the stand to the TV with 4 screws.
2
22
11
44
33
Warning
To prevent injury, this apparatus must be securely attached to the floor / wall in accordance with the instalation instructions.
This TV could fall over if it is pushed , pulled or knocked
down. Use the screw to secure TV to the furniture
Screw type:
screw
20
2
121
4
3
Page 56
CANADA SERVICE MANUAL CHANGE LIST
DATE Page VERSION CHANGE ITEM
30/ Mar. 1. Cover 01
(LCD TV) change to (LED TV) on the left side.
1.
19/ June 1. Cover 02
1. Change chassis no. to SSD32TA-00/P32242-02
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