Sanyo LCD-47XR9KH Schematic

FILE NO.
SERVICE MANUAL
LCD TV
LCD-47XR9KH
PRODUCT CODE No.
PRODUCT CODE No. 1 682 348 54: PAL/SECAM
NTSC(AV)
REFERENCE No.:SM0915076
CONTENTS
Safety precautions………………………………………………………………………..…
Alignment instructions …………………………….…….…………………………………
Working principle analysis of the unit……………………………….………….………….
Block diagram…………………………………..………………………………….…………
IC block diagram………………………………………………………………………..……
Wiring diagram …………………………………………………………………………….
Troubleshooting guide ………………………………………………………………..……
Schematic diagram…………………………………………………………………………
APPENDIX-A: Assembly list
APPENDIX-B: Exploded View
1
3
6
7
8
12
13
18
Attention: This service manual is only for service personnel to take reference with. Before
the set
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servicing please read the following points carefully.
Safety precautions
1. Instructions
Be sure to switch off the power supply before replacing or welding any components or inserting/plugging in connection wire Anti static measures to be taken (throughout the entire production 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. Do not change the specs and type at will.
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 700-825V. Be sure to take proper measures in protecting yourself and the machine when testing the system in the course of normal operation or right after the power is switched off. Please do not touch the circuit or the metal part of the module 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, kitchen, or nearby fire source, heating equipment and devices or exposure to sunlight etc. Otherwise bad effect will result.
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. Likewise, if the screen is not working after the power is on or in the course of operation, the power must be cut off immediately and no more operation is allowed under the same condition.
2.7 Do not pull out or plug in the connection wire when the module is in operation or just after the power is off because in this case relatively high voltage still remains in the capacitor of the driving circuit. Please wait at least one minute before the pulling out or plugging in the connection wire.
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 static. Before servicing LCD TV make sure to take anti static measure and ensure 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 the set please take care not to touch or scratch them. Once they are damaged the screen
1
would be unable to work and no way to get it repaired.
would
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to w
to
If the connection wires, connectors or components fixed by the thermotropic glue need to disengage when service, please soak the thermotropic glue into the alcohol and then pull them out in case of damage.
2.11 Special care must be taken in transporting or handling it. Exquisite shock vibration may lead to breakage of screen glass or damage to driving circuit. Therefore it must be packed in a strong case before the transportation or handling.
2.12 For the storage make sure to put it in a place where the environment can be controlled so as to prevent the temperature and humidity from exceeding the limits as specified in the manual. For prolonged storage, it is necessary to house it in an anti-moisture bag and put them altogether in one place. The ambient conditions are tabulated as follows:
Temperature Scope for operation 0 ~ +50
o
C
Scope for storage -20 ~ +60 oC
Humidity Scope for operation 20% ~ 85%
Scope for storage 10% ~ 90%
2.13 Display of a fixed picture for a long time may result in appearance of picture residue on the screen, as commonly called “ghost shadow”. The extent of the residual picture varies with the maker 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.
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 please take care to keep it in intactness so as to avoid hidden trouble.
3.5 Be sure to protect the cabinet from damage or scratch during service, dismantling or mounting.
2
Alignment instructions
A
ing th
Alig
1. Test equipment
PM5518 (video signal generator) VG-848 (VGA and HDMI signal generator) CA210 (color analyzer)
2 Alignment flow-chart
The alignment flow-chart is shown as fig-1
IF channel AFT voltage of TV and AGC voltage adjustment
Check DDC, HDCP KEY, FLASH
Combined test for general assembly
Factory initialization setup
White balance adjustment
Fig-1 adjustment flow-chart
3 Unit adjustments
Connect all the boards according to wiring diagram, connect with power and observe the display. Method for entering factory menu: press “INPUT”, “2”, “5”, ”8” and “0” in turn to enter factory menu; press “CH+” and “CH-” to select adjustment items and press “VOL+” and “VOL-” to adjust value items, press “MENU” repeatedly to exit.
3.1 Initialization Enter factory menu, select “OPTION” and “HOTEL OPTION” sub-menu, adjustment of items to see table1.
Table1 sub-menu adjustment
Items Preset Introduce
HOTEL 0 1: HOTEL OPTION of factory menu is optional
LOGO 1 1: display LOGO in no signal or turn on
ADC PRESCALE 00A adjust according the power consumption
Performance check
Preset ex-factory
0: HOTEL OPTION of factory menu is not optional
0: no LOGO display
3
SIF PRESCALE 000 adjust according the power consumption
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BACK LIGHT 28 Adjust according the screen
ALL COLOR 1 1: white balance of each channel auto offset based on the HDMI white
balance
0: white balance of each channel adjust the offset base separately
ISP 0 0: no upgrade on line
1: upgrade on line
NO STANDY 00 01: turn on 00: memory function of turn on 10: standby
INIT VOLUME 0-100 Volume when turn on
INIT CHANNEL 1-200 Channel when turn on
INIT SRC Program source Input Source when turn on
EEPROM-MEMORAY
RECALL
> EEPROM Initialization (operate when EEPROM data chaos)
3.2 Adjustment for AFT and AGC of IF channel in TV
3.2.1 IF AFT adjustment Disconnect J601(B face), input 80dB 38.9MHz PAL signal to the pole of J601 near the socket, adjust L604 to value 1.65V of TP602, enter the factory menu, set TDA4470 from BG to LL and input 80dB 33.9MHz SECAM signal, adjust RP602 to value 1.65V of TP602, then weld J601.
3.2.2 IF AGC adjustment Input 184.25MHz RF signal of 60dB to RF terminal, adjust RP601 to value 4V of TP604, and there should be no obvious snowy picture. Increase the input signal to 90dBV and it should be no obvious noisy.
3.3 White balance adjustment
3.3.1 HDMI white balance adjustment a. Input VG-848 signal to HDMI: TIMING854(800*600/60Hz)of PAT920 8 gray scale signal,
adjust the balance with CA210.
b. Enter COLOR TEMP sub menu and select color temperature of standard (9300K), the
value of coordinate is recommended.
c. Fixed B GAIN, adjust R GAIN, G GAIN to let the color coordinate of the seventh level be (285,293); Fixed BOFF, adjust R OFF, G OFF to let the color coordinate of the second level be (285,293) and the brightness is about 3nit-10nit. Repeat adjust R GAIN, G GAIN, R OFF and G OFF, until the color coordinate of the two level gray scale be (285,293).
3.3.2 VGA/YPbPr/ AV white balance check and correct
a. Connect VG-848 signal of VGA to VGA terminal and input TIMING854 (800*600/60HZ) (PATTERN: CROSS), and auto adjust to full screen then input PAT948 white and black signal, enter submenu of ADC ADJ, select AUTOTUNE and wait for OK display. Input PAT920(8 gray levels), check if the white balance is normal, if not, set ALL COLOR to 0 and fine adjust according the method of 3.3.1
b. connect VG-848 YPbPr signal to YPbPr terminal and input TIMING972(1080I/60Hz) PAT908 color bar(include back/white bars), enter submenu of ADC ADJ, select AUTOTUNE and wait for OK display. Input PAT920(8 gray levels), check if the white balance is normal, if not, set ALL COLOR to 0 and fine adjust according the method of 3.3.2
c. Input AV signal(PM5518,8 gray scale) to VIDEO terminal and check if the white balance is
4
normal, if not, set ALL COLOR to 0 and fine adjust according the method of 3.3.2.
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3.3.2
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Note: it can’t set back to 1 once ALL COLOR changes to 0.
4. Software upgrading:
Enter factory menu and select “OPTION”, set ISP to 1 and you can upgrade the software on line. After upgrade, it needs to set ISP back to 0. if it can not display the image during the upgrading, join J201 on main board, then perform the upgrading, when upgrade finish, disconnect J201 again.
5 Performance check
5.1 TV function Enter searching menu ĺ auto search, connect RF-TV terminal with central signal source and check if the picture is normal, if there are channels be skipped. Check TXT and parental control function.
5.2 AV/S, YPbPr terminals Input AV/S, YPbPr / YCbCr HD signals, check if it is normal.
5.3 VGA terminal Insert VGA terminal, input VGA format signal of 640X480@60 Hz and check if the display is normal.
5.4 HDMI terminal Insert HDMI terminal, input 640X480@60Hz signal, check if the display is normal. Check HDCP function.
5.5 check sound channel Check the speaker and earphone of each channel.
5.6 RS232 terminal Insert the earphone wire to COM port, check the long-distance control function with special test software.
5.7 other function check Check the asleep timer, picture/sound mode, OSD, freeze/mute, stereo, etc.
5.8 presetting before ex-factory
Item Setting Item Setting Item Setting
PICTURE MODE STANDARD
COLOR MODE NORMAL
AFC ON SLEEP TIMER OFF OSD VPOSITION 50
ZOOM FULL TTX LANGUAGE WEST OSD HALFTONE 50
SOUND MODE STANDARD OSD DURATION 15
AVC OFF
BALANCE
VOLUME
50
50
OSD LANGUAGE
OSD HPOSITION
English
50
5
Working principle analysis of the unit
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The RF signal received by antenna will be sent to tuner TUN601, then IF signal will be obtained through high amplified and mixed frequency. After pre-intermediate amplified by V608, it will be sent to acoustic surface-wave Z605 to do IF filter and get better IF characteristics, then it will be sent to N602 (TDA4470) to do intermediate amplification, phase-lock loop VCO and synchronous wave detection to get the video signal TV-V; after pre-intermediate amplification IF will also be sent to acoustic surface-wave Z604 to do filter at the same time, the it will be sent to N404 to do intermediate amplification and output the second sound intermediate frequency signal TV-SIF.
TV-V output from TDA4470 and TV-SIF will be sent to the main IC N304(MST9E89DL)
Video and audio signals of AV/S, VGA, YPbPr will be sent to MST9E89DL too.
3 groups HDMI after PS321 selecting, their video and audio signal will be sent to MST9E89DL.
RGB of SCART1, AV, S-Y and S-C of SCART2 will also be sent to MST9E89DL, their audio signal and YPbPr, AV/S audio signal via audio switch HEF4052BT selection to MST9E89DL.
The main IC N304(MST9E89DL) is a high performance and fully integrated IC, which can realize HDMI interface processing, video decoding, video switch selection, A/D and D/A conversion, interlace/de-interlace processing, modes conversion, OSD and low-voltage differential output, etc. And it also has functions of audio selection, processing and MCU.
The video signal via MST9E89DL processing, output 4 pairs differential signal and 1 pair clock signal for LCD panel display. TV-V from TDA4470 after video double amplifying and sent to SCART1 as AV-OUT. AV processed by MST9E89DL after quadruple amplifying and output as AV-OUT and SCART2 AV-OUT.
The audio signal via MST9E89DL processing, it will be sent to N206 (BH3547F) amplifying to earphone. The audio signal will also sent to sound amplifier N203 (TPA3120-D2) amplifying to speaker. TV-L/R processed by MST9E89DL will be sent to SCART1 for AV-OUT, at the same time, TV-L/R and AV-L/R will output together as the audio output of AV-OUT and SCART2 AV-OUT.
6
Block diagram
gr
A
HDMI 1/2/3
VGA L/R-VGA YPbPr (DTV)
SCART1-RGB SCART1-AV SCART1-L/R SCART2-L/R L/R-YPbPr L/R-AV/S SCART2-Y
SCART2-C
AV
S-VIDEO
EDID 24C02
PS321
AUDIO SW. HEF4052
EDID 24C02
LCD TV CONTROLLER
MST9E89DL
DDR
FLASH
EEPROM
HDCP KEY
PANEL
AUDIO AMP . BH3547F
TUNER
TV-V
AV-L/ R
SCART1-V OUT TV-L/R
AV-L/R OUT
AV OUT CVBS
SCART2-V OUT
SAW
IF AMP TDA4470
4*AMP
TV-SIF
2*AMP
TV-L/R
AUDIO AMP .
TPA3120D2
SCART2-L/R OUT
SCART1-L/R OUT
EAR PHONE
SPEAKER
7
IC block diagram
1. MST9E89DL
The MST9E89DL is a high performance and fully integrated IC for multi-function LCD monitor/TV with resolutions up to full HD (1920x1080). It is configured with an integrated triple-ADC/PLL, an integrated DVI/HDCP/HDMI receiver, a multi-standard TV video and audio decoder, two video de-interlacers, two scaling engines, the MStarACE-3 color engine, an on-screen display controller, an 8-bit MCU and a built-in output panel interface. By use of external frame buffer, PIP/POP is provided for multimedia applications Furthermore, 3-Dvideo decoding and processing are fulfilled for high-quality TV applications. To further reduce system costs, the MST9E89DL also integrates intelligent power management control capability for green-mode requirements and spread-spectrum
support for EMI management.
8
2. TDA4470
9
3. TPA3120D2
The TPA3120D2 is a 20-W (per channel) efficient, Class-D audio power amplifier for driving stereo single ended speakers or mono bridge tied load. The TPA3120D2 can drive stereo speakers as low as 4ȍ. The efficiency of the TPA3120D2 eliminates the need for an external heat sink when playing music. The gain of the amplifier is controlled by two gain select pins. The gain selections are 20, 26, 32, 36 dB. The outputs are fully protected against shorts from GND to ROUT or LOUT and output-to-output shorts with an auto recovery feature.
10
11
Wiring diagram
Wiri
am
main power
power board
panel
output
key board
key, IR
main board
IR board
power board
tuner power
amplifier power
speaker
audio output
signal
connection board
signal
12
Trouble shooting
set a
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Trou
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1. Fault clearance
Before servicing please check to find the possible causes of the troubles according to the table
below.
1.1 Antenna (signal):
Picture is out of focus or jumping z Bad status in signal receiving
z Poor signal
z Check if there are failures with the electrical connector or
the antenna.
z Check if the antenna is properly connected.
Fringe in picture z Check if the antenna is correctly oriented.
z Maybe there is electric wave reflected from hilltop or
building.
Picture is interfered by stripe shaped
bright spots
There appear streaks or light color
on the screen
1.2 TV set:
Symptoms Possible cause
Unable to switch the power on z Check to see if the power plug has been inserted properly
No picture and sound z Check to see if the power supply of liquid crystal TV has
Deterioration of color phase or color
tone
Screen position or size is not proper z Check is the screen position and size is correctly set up.
Picture is twisted and deformed z Check to see if the picture-frame ratio is properly set up.
Picture color changed or colorless z Check the “Component” or “RGB” settings of the liquid
z Possibly due to interference from automobile, train, high
voltage transmission line, neon lamp etc.
z Maybe there is interference between antenna and power
supply line. Please try to separate them in a longer
distance.
z Maybe the shielded-layer of signal wire is not connected
properly to the connector.
z Check if interfered by other equipment and if interfered
possibly by the equipment like transmitting antenna,
non-professional radio station and cellular phone.
into the socket.
been switched on. (As can be indicated by the red LED at
the front of the TV set)
z See if it’s receiving the signal that is transmitted from other
source than the station
z Check if it’s connected to the wrong terminal or if the input
mode is correct.
z Check if the signal cable connection between video
frequency source and the liquid crystal TV set is correct.
z Check if all the picture setups have been corrected.
crystal TV set and make proper adjustment according to the
13
signal types.
sign
g
if thk i
Picture too bright and there is
distortion in the brightest area
Picture is whitish or too bright in the
darkest area of the picture
No picture or signal produced from
the displayer if “XXX in search”
appears.
There appears an indication -
“outside the receivable scope)
Remote control cannot work
properly
No picture and sound, but only
hash.
Blur picture z Check if the antenna cable is correctly connected.
No sound z Check if the “mute” audio frequency setting is selected.
When playing VHS picture search
tape, there are lines at the top or
bottom of the picture.
z Check if the contrast setting is too high.
z Possibly the output quality of DVD broadcaster is set too
high.
z It maybe also due to improper terminal connection of the
video frequency signal in a certain position of the system.
z Check if the setting for the brightness is too high
z Possibly the brightness grade of DVD player (broadcaster)
is set too high.
z Check if the cable is disconnected.
z Check if it’s connected to the proper terminal or if the input
mode is correct.
z Check if the TV set can receive input signal. The signal is
not correctly identified and VGA format is beyond the
specified scope.
z Check if the batteries are installed in the reverse order.
z Check if the battery is effective.
z Check the distance or angle from the monitor.
z Check if there is any obstruct between the remote control
and the TV set.
z Check if the remote control signal- receiving window is
exposed to strong fluorescence.
z Check if the antenna cable is correctly connected, or if it
has received the video signal correctly.
z Of if it has received the right video signal.
z Check if the sound volume is set to minimum.
z Make sure the earphone is not connected.
z Check if the cable connection is loose.
z When being played or in pause VHS picture search tape
sometimes can’t provide stable picture, which may lead to
incorrect display of the liquid crystal TV, In this case please
press “auto” key on the remote control so as to enable the
liquid crystal TV set to recheck the signal and then to
display correct picture signal
14
2. Troubleshooting guide
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p
p
2. Tr
2
ho
Ch
m
2.1. No raster
Connect the power, check i
the red indicator is light i
STANDBY?
no
Check if X403 PIN9 (5V) o
main board is normal?
no
Check STANDBY circuit o
ower supply board
Check N304 and its
eriphery
no
yes
Press POWER button on the
unit or remote sensor control
and check the indicator.
blue
Check if the PIN3 of X401 on
main board is high-level?
yes
Check the panel, LVDS wires
and back light board.
no
Check N304 and its
eriphery
red
Check if the PIN11 of X403 i
main board is high-level?
yes
Check powe
supply board
15
2.2. Have raster, but no picture
d
y
p
d
d
d
p
P
2.2. H
2
Ch
an
d
noorye
Check if the unit button
and remote control
operation?
yes
Does display OSD
menu in screen when
ress menu button?
no
no
no
Enter factory-menu,
initialization EEPROM,
then turn off the TV,
turn on again, displa
icture?
Adjust main boar
again
Check N304 an
its periphery
yes
yes
yes
no
Check TUNER601
and its periphery
yes
Check if the all channels
have no signal?
no
HDMI/VGA/YPRPB
Which channel is
no signal?
TV
Check if there is 1VP
signal or noisy of X405
TP601 on main board?
no
Check if TUNER601
(pin11) IF output is
normal?
yes
Check N601 an
its periphery
Check N304 an
its peripery
16
2.3. No sound
f
N
f
p
f
N
f
d
d
d
2.3. N
2
nd
Check the voltage o
203 pin1, 3, 10, 12,
19, 20
Check power board
no
yes
Check the wave o
in 5, 6 of N203
no
Check the wave o
602 pin 24
no
yes
yes
Check N203 an
its periphery
Check N304 an
its periphery
Check the wave o
TUNER601 pin 11
no
Check TUNER601
and its periphery
yes
Check N602 an
its periphery
17
MIAN BOARD
MIAN BOARD
MIAN BOARD
MIAN BOARD
MIAN BOARD
MIAN BOARD
INTERFACE CONNECTION
KEY
IR
POWER
APPENDIX-A: Main assembly 9247HK3613 LCD-47XR9KH
APP
A
9
NAME NO.
Main board
SCART connection board Key board IR board Power board Remote control Panel
XI6HK02001A0
XI6FY0064610
XI6FY0240510
XI6FY01609A0
XI6HU0422010
XI6010Y06006
XI5203478504
MAIN COMPONENT AND IT'S NO.
N304 N602 N203
RC-Y60-0F
V470H1-L08
MST9E89DL (5270989005) TDK4470MFL (5274470001) TPA3120-D2 (5273120001)
APPENDIX-B: Exploded view (LCD-47XR9KH)
PART LIST OF EXPLODED VIEW
LIS
O
EXP
VIE
t
ve
REF.No. DESCRIPION
1 Front cabinet decrorative bar
2 3 Decrorative bar
4
5
6
7
8 9 IR board 10 Panel holder(right) 11 Panel pressing block(left & right)
12
13
14 15 Panel holder(down)
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
Speaker net
Front cabinet Front cabinet fixed bar(right) Front cabinet fixed bar(down) Side AV interface board Speaker
Power board bracket Panel holder(middle) Panel
Standing pole bafflle Standing pole bracket Power board Interface baffel (down) Connective board Video processing board Back cabinet cover board(right) Pedestal Back cabinet Main board DVB-T digital board Wall-mounting bracket Digital board bracket Panel holder(up) Panel holder(left) Panel pressing block(up) Key board Front cabinet fixed bar(left) Front cabinet fixed bar(up) Panel holder Panel pressing block(coner) Panel pressing block(down)
PART LIST
LIS
X6FY0066
46
ec
LCD-47XR9KH ver.
REF.No. PARTS No. DESCRIPION Q'TY REMARK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
XI573C276010
XI615CA82010
XI585042201B
XI5Q336W105B
XI58F0A29500
XI58F0029400
XI6FY01629A0
XI5501006016
XI6FY0160910
XI58A0A55200
XI5932086000
XI58B0Q31610
XI58A0E57300
XI5203478504
XI58A0M56000
XI58B0A27100
XI58A0C5590A
XI6HU0422010
XI5810W56000
XI6FY0064610
XI6FY00540H0
XI5830108710
XI6151126002
XI5H336RI02A
XI6HK02001A0
XI6FY0077510
XI58A0C5530A
XI58B0N31710
XI58A0B6340A
XI58A0A5510A
XI5932087000
XI6FY0240510
XI58F0029500
XI58F0029300
XI615318400B
XI5932089000
XI5932088000
1.0
Front cabinet decrorative bar 1 Speaker net
1
Decrorative bar 1 Front cabinet Front cabinet fixed bar(right) Front cabinet fixed bar(down) Side AV interface board Speaker
1
—— not used in the unit
—— not used in the unit
1
2
IR board 1 Panel holder(right) —— not used in the unit Panel pressing block(left & right) 4 Power board bracket Panel holder(middle) Panel
—— not used in the unit
—— not used in the unit
1
Panel holder(down) —— not used in the unit Standing pole bafflle Standing pole bracket Power board Interface baffel (down) Connective board Video processing board Back cabinet cover board(right) Pedestal Back cabinet Main board DVB-T digital board Wall-mounting bracket Digital board bracket Panel holder(up) Panel holder(left) Panel pressing block(up) Key board Front cabinet fixed bar(left) Front cabinet fixed bar(up) Panel holder Panel pressing block(coner) Panel pressing block(down)
1
—— not used in the unit
1
1
1
—— not used in the unit
—— not used in the unit
1
1
1
—— not used in the unit
—— not used in the unit
—— not used in the unit
—— not used in the unit
—— not used in the unit
4
1
—— not used in the unit
—— not used in the unit
1
2
6
Only the parts in above list are used for repairing. Other parts except the above parts can't be supplied.
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Fig.3b
Wall
fix the wall mounting holder on the wall
with 16pcs wood screws.
3b. If your wall is a wooden structure, please
Fig.7
mounting connectors fully slide into the
is secure.
right fix-grooves and be sure the
7. Push rightwards carefully un til the wall
wall mounting components.
your model.
optional and may be unavailable in
Note: All the wall mounting parts are
Display on the wall using our company ’s
Below we will show you how to mount the
Fig.3a
Wall
wall mounting holder on the wall.
3a. Screw 4pcs expansion bolts to fix the
Fig.6
the end of the calabash-shaped hole.
(Fig.6)
6. Let the display unit slowly slide down to
8. If you want to dismount the unit do the above steps in reverse order.
n
different from the actual ones.
WALL MOUNTING INSTRUCTIONS
setup. We are not liable for any damage or injury caused by mishandling or improper installation.
(Unit:mm)
X
8
Wall Mounting Holder
to th e wall
data. It may be
Rear wall mounting hole center
Fig.2
200 27
Wall mounting fix-hole center
Expansion Bolt
Wall Mounting Connector
Wood Screw
Combination Screw
2. Due to the wall mounting fix-groove leaning to the
Fig.1
right side, the whole unit will lean to right side after
installation, please carefully measure the position of
the holes you want to drill, refer to the parameters
on Fig.2 when drilling the holes.
200mm or 400mm or 600mm.
Note: The "X" in Fig.2 represents a
Fig.4
Fig.5
e
mounting holder, insert the four wall mounting
connectors into the four calabash-shaped holes on
the wall mounting holder. (Fig.5)
5. Pu t the back of the display unit close
Safety Precautions:
1. Be sure to ask an authorized service person nel to carry out setup.
2. Thoroughly read this instruction before setup and follow the steps below precisely.
3.The wall to be mo unted should be made from solid materials. Only use accessories supplied by the manu facturer.
4.Very carefully handle the unit during
5.Be sure to place the unit on a stable and soft platform which is strong enough to support the unit.
6.Do not uplift the speaker when moving the di splay. The appearance of the unit may
7.Design and specifications are subject to change without noti ce.
8. Retain these instructions for future reference.
Tak e out these
parts from the
box
holder with different specifications
:200200,200400,200600. Please check your
wall mounting holder for its specification.
1. There are three options of wall mounting
of the display unit.(Caution:the direction
the wall mounting connector to the rear
of the connectors should be strictly
confirm to the diagram illustrated above).
4. Use the 4pcs combination screws to fix
OCT/2009
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