Sanyo LCD-42K30TD User manual

Model No. LCD-42K30TD
Service Ref.No. LCD-42K30TD-00
SERVICE MANUAL LCD Television
Product Code: 1-130-184-11
Original Version
Chassis Series:UE5-A
N7DM REFERENCE NO. SM3010414
Contents
FILE NO.
Give complete "SERVICE REF. NO." for
parts order or servicing.It is shown on the
rating lable at the cabinet back of the unit.
This T.V. receiver will not work properly
in foreign countries where the television
transmission system and power source
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Safety Notice...............................................2
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Chassis Block Diagrams.............................4
CPU Block Diagrams ....................
............. 5
IC Block Diagrams ....................
.............. 6-8
On-screen Service Menu System..........9-12
Service Adjustments............................13-15
Mechanical Disassembly......
............... 16-17
Chassis Electrical Parts List.................18-33
PCB Assemble.....................................34-35
Printed Wiring Board............................36-39
Schematic Diagram..............................40-45

2
Safety Notice
Safety Precautions
The following precautions must be observed.
1:Comply with all caution and safety-related notes provided on the cabinet back, cabinet bottom, inside the
cabinet or on the chassis.
2:When replacing a chassis in the cabinet, always be certain that all the protective devices are installed
properly, such as, control knobs, adjustment covers or shields, barriers, etc..
DO NOT OPERATE THIS TELEVISION WITHOUT THE PROTECTIVE SHIELD IN POSITION AND
PROPERLY SECURED
3:Before replacing the cabinet cover, thoroughly inspect the inside of the cabinet to see that no stray parts or
tools have been left inside.
Before returning any televison to the customer, the service personnel must be sure that it is completely safe
to operate without danger of electrical shock.
Product Safety Notice
Product safety should be considered when a component replacement is made in any area of a receiver.
Components indicated by mark in the parts list and the schematic diagram designate components in
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It is particularly recommended that only parts designated on the parts list in this manual be used for
component replacement designated by mark .
No deviations from resistance wattage or voltage ratings may be made for replacement items designated
by mark .

3
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Model LCD-42K30TD
Maximum Visible Range
106cm
Picture Resolution 1920(H) x 1080(V)
Viewable Angle(L。/3) L/R:+/-89D, U/D:+/-89D
Brightness 500cd/m²
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Mobile Trailer Time 5ms
Voltage AC110-242V 50/60Hz
Power Consumption 188W
Power Management VESA DPMS
Digital TV System DVB-T(2K/8K COFDM), Band Wide: 7MHZ
Video decoder:MPEG2 MP@HL
Audio decoder:MPEG1,MPEG2(Layer I/II),and DOLBY Digital(AC3)
Analog TV System Colour System:PAL,SECAM,NTSC/NTSC4.43(only AV)
Sound System:D/K,I,B/G,
Stereo System:NICAM,A2/IGR(German Stereo)
Channel Coverage - VHF: 0-12
- UHF: 27-69,
- MATV: UHF 20-27, UHF 70-75, S2-S44
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Speaker Size Mains: 6cm x 12cm x 2pcs
Sound speciality Maximum Output Power is 10W+10W
7RWDO+DUPRQLF'LVWRUWLRQ7+'
Input terminals PC input terminal : RGB X 1 HDMI terminal: x3
Audio: Mini stereo jack x 1 (Audio input of PC)
Video: Composite video terminals x1 (9SS)
S-VIDEO input: x 1 (DIN 4-pin, Y/C separate signal input)
DVD input: Component video input Y, CB/PB, CR/PRinput x 1
Audio input: (R/L) x 4 (400mVrms)
Output terminals Video Monitor Output: [9SS
Audio Monitor Output: R/L x 2 (P9UPV.
S/P DIF (Coaxial) Output x 1
Headphone Jack : Mini stereo jack x1
Dimensions
(Width x Height x Depth) 1009.5mm X 674.8mm X 271.6mm (Including Stand)
Net Weight
(Including Stand ) 18 KG
Operating Environment
Operating Temperature 0ºC~40ºC（32ºF~104ºF）
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Storage Temperature -10ºC~50ºC（14ºF~122ºF）
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4
Chassis Block Diagrams
for HDCP
5V VA 5V STB
SPI FLASH
(option for air update)
TUNER TDTC-G501D
DVB-T DEMODULATOR CE6353
IF-PLL TDA9886
VGA
HDMI_2
HDMI_3
1/3
SWITCH
PS321
HDMI PORTS CVBS0P
SIF
TS
DDR
UART
DDR SDRAM 256Mbx2
UART I/F
SPI
DUAL LVDS
LG PANEL 32”-LC320WXN-SBA1 42”-LC420WUN-SBA1
MUX LINE
AUDIO
OUT
OP AMP 4558R
POWER AMPLIFIER TDA3124D2
IR KEY BOARD
IR
USB
HEADER
EEPROM 24C32
DDCR
R/G/B 1
Y/Pb/Pr R/G/B 0
24C02CT
AV1
HDMI_1
AV OUT
H.PHONE
EEPROM 24C512
SPDIF SPDIFO
CVBS1P
CVBSO LINE OUT1
10W
10W
HEAD PHONE OUTPUT
CVBS/L/R
HP-L
R/G/B
JACK LINE IN2
L
/
R
L/R LINE IN1
L/R
Y/Pb/Pr
L/R LINE IN3
L/R
CVBS
MSD109CL- H
DVB LCD/PDP DTV PROCESSOR MCU VIDEO DEC MPEG2 MP@HL DEC MPEGI&II,AC3 DEC NICAM/A2 SCALER HDMI LVDS
Q24C02CT/ SN-P
QNJM4558M---P
SPI FLASH 32Mb
QRCLAMP0524PP
1LB4J
11B0580M
TS
IF-
IF+
IIC1
IF_AGC
IF_TV
TV-VID
SIF P/M
I2C
RF-AGC
RST
20.48M
12MHz
I2C
UAR
FOR SOFT DEBUG
L
R
RESET
QPS321TQFP80M
USB
ESD
ESD
ESD
4MH
IIC1
IIC2
IIC3
HPD3
HPD1
HPD2
DDCDA
I2C-DDC HOTPLUG
MUTE1
AU AMP TPA6110
MUTE2 QTPA6110A2--P
KEY
IIC2
SPDIF
HP-R
HP-L
HP
-
R
RS232_I UART1
RXD/TXD
QTDA9886TSV4P
S_VIDEO
MAX232
C YCVBS4P
CVBS6P
UAR
for external u
p
date
BUFFER

5
CPU Block Diagrams
MSD109CL-H

6
256MbTSOP-IIPackagePinout
V DD
1
66Pin TSOP II
(400milx875mil)
DQ 0
2
V DDQ
3
NC
4
DQ 1
5
V SSQ
6
NC
7
DQ 2
8
V DDQ
9
NC
10
DQ 3
11
V SSQ
12
BA 0
20
CS
19
RAS
18
CAS
17
WE
16
NC
15 V DDQ
14
NC
13
V DD
27
A 3
26
A 2
25
A 1
24
A 0
23
AP/A 10
22
BA 1
21
V SS
54
DQ 7
53
V SSQ
52
NC
51
DQ 6
50
V DDQ
49
NC
48
DQ 5
47
V SSQ
46
NC
45
DQ
4
44
V DDQ
43
A 11
35
36
CKE
37
CK
38
DM
39
V REF
40
V SSQ
41
NC
42
V SS
55
A 4
56
A 5
57
A 6
58
A 7
59
A 8
60
A 9
34
(0.65mm Pin Pitch)
33
32
31
30
29
28
61
62
63
64
65
66
NC
NC
NC
NC
NC
V
DD
NC
DQS
NC
V
SS
CK
NC
A
12
V SS
NC
V
SSQ
NC
DQ
3
V DDQ
NC
NC
V
SSQ
NC
DQ
2
V DDQ
A 11
CKE
CK
DM
V
REF
V SSQ
NC
V
SS
A 4
A 5
A 6
A 7
A 8
A 9
NC
DQS
NC
V
SS
CK
NC
A
12
V DD
NC
V
DDQ
NC
DQ
0
V SSQ
NC
NC
V
DDQ
NC
DQ
1
V SSQ
BA 0
CS
RAS
CAS
WE
NC
V
DDQ
NC
V
DD
A 3
A 2
A 1
A 0
AP/A 10
BA 1
NC
NC
NC
NC
NC
V
DD
Bank Address
BA0~BA1
Auto Precharge
A10
64Mb x 4
32Mb x 8
V DD
DQ 0
V DDQ
DQ 1
DQ 2
V SSQ
DQ 3
DQ 4
V DDQ
DQ 5
DQ 6
V SSQ
BA 0
CS
RAS
CAS
WE
LDM
V
DDQ
DQ 7
V DD
A 3
A
2
A 1
A 0
AP/A 10
BA 1
NC
LDQS
NC
NC
NC
V
DD
V SS
DQ 15
V SSQ
DQ 14
DQ 13
V DDQ
DQ 12
DQ 11
V SSQ
DQ 10
DQ 9
V DDQ
A 11
CKE
CK
UDM
V
REF
V SSQ
DQ 8
V SS
A 4
A 5
A 6
A 7
A 8
A 9
NC
UDQS
NC
V
SS
CK
NC
A
12
16Mb x 16
IC Block Diagrams
K4H561638H

7
IC Block Diagrams
CE6353(INTEL)

8
IC Block Diagrams
TPA3124D2PWPR
TDA9886
1
2
3
4
5
6
7
8
9
10
11
12
PVCCL
SD
PVCCL
MUTE
LIN
RIN
BYPASS
AGND
AGND
PVCCR
VCLAMP
PVCCR
24
23
22
21
20
19
18
17
16
15
14
13
PGNDL
PGNDL
LOUT
BSL
AVCC
AVCC
GAIN0
GAIN1
BSR
ROUT
PGNDR
PGNDR
PWP (TSSOP) PACKAGE
(TOP VIEW)

9
On-screen Service Menu System
General
This set has an On-screen Menu system included in the CPU that allows remote operation for most of the
service adjustments.
rHow to select the service item and adjust data:
On-screen Service Menu System
Quick operation is needed to enter Service Mode.
rHow to enter the Service Menu
1. Press and hold the MENU button on Side Controls.
2. Keep pressing the MENU button and press “1” button on the remote control, and the Service Mode will be
displayed.
With the menu, press V, W, or button to navigate through the
options or adjust an option. Press OK button to confirm a selection or
enter a sub-menu.
rTo exit service mode
Press MENU button to exit service mode.
OK
Open or close the On-Screen Menu.
MENU button
Side Controls
[ Service Mode Menu ]
Service Mode
ADC ADJUST
PICTURE MODE
W/B ADJUST
WHITE PATTERN : OFF
RFAGC ADJUST : 16
SSC ADHYST
BACKLIGHT ADJUST
UE5A_LG32_V1.75_090324

10
On-screen Service Menu System
1.ADC ADJUST
CONDITION ITEM NAME INITIAL DATA IC Remark
TOTAL ITEM
SOURCE <RGB/YPbPr(SD)/YPbPr(HD)> MSD109CL-H-LF
R-GAIN <0 - 255> MSD109CL-H-LF decide by factory
G-GAIN <0 - 255> MSD109CL-H-LF decide by factory
B-GAIN <0 - 255> MSD109CL-H-LF decide by factory
R-OFFSET <0 - 255> MSD109CL-H-LF decide by factory
G-OFFSET <0 - 255> MSD109CL-H-LF decide by factory
B-OFFSET <0 - 255> MSD109CL-H-LF decide by factory
AUTO ADC <FAIL/SUCCESS> MSD109CL-H-LF
SOURCE: RGB R-GAIN <97> MSD109CL-H-LF
MODEL:LCD-32K30TD G-GAIN <103> MSD109CL-H-LF
B-GAIN <101> MSD109CL-H-LF
R-OFFSET <137> MSD109CL-H-LF
G-OFFSET <143> MSD109CL-H-LF
B-OFFSET <145> MSD109CL-H-LF
SOURCE: RGB R-GAIN <101> MSD109CL-H-LF
MODEL:LCD-42K30TD G-GAIN <101> MSD109CL-H-LF
B-GAIN <105> MSD109CL-H-LF
R-OFFSET <147> MSD109CL-H-LF
G-OFFSET <141> MSD109CL-H-LF
B-OFFSET <125> MSD109CL-H-LF
SOURCE: YPbPr(SD) R-GAIN <65> MSD109CL-H-LF
MODEL:ALL G-GAIN <61> MSD109CL-H-LF
B-GAIN <66> MSD109CL-H-LF
R-OFFSET <128> MSD109CL-H-LF
G-OFFSET <128> MSD109CL-H-LF
B-OFFSET <128> MSD109CL-H-LF
SOURCE: YPbPr(HD) R-GAIN <63> MSD109CL-H-LF
MODEL:ALL G-GAIN <61> MSD109CL-H-LF
B-GAIN <66> MSD109CL-H-LF
R-OFFSET <128> MSD109CL-H-LF
G-OFFSET <128> MSD109CL-H-LF
B-OFFSET <128> MSD109CL-H-LF
2. PICTURE MODE
CONDITION ITEM NAME INITIAL DATA IC REMARK
Input Source <DTV/ATV/AV1/AV2/PC/HDMI1/HDMI2/HDMI3>
MSD109CL-H-LF
Picture Mode <Personal / Standard / Vivid / Dynamic / Soft >
MSD109CL-H-LF
Brightness <0 - 100> MSD109CL-H-LF
Contrast <0 - 100> MSD109CL-H-LF
Colour <0 - 100> MSD109CL-H-LF
Sharpness <0 - 100> MSD109CL-H-LF
Tint <0 - 100> MSD109CL-H-LF
Brightness Max <0 - 255> MSD109CL-H-LF Can not change
Brightness Mid <0 - 255> MSD109CL-H-LF Can not change
Brightness Min <0 - 255> MSD109CL-H-LF Can not change
Contrast Max <0 - 255> MSD109CL-H-LF Can not change

11
Contrast Mid <0 - 255> MSD109CL-H-LF Can not change
Contrast Min <0 - 255> MSD109CL-H-LF Can not change
Colour Max <0 - 255> MSD109CL-H-LF Can not change
Colour Mid <0 - 255> MSD109CL-H-LF Can not change
Colour Min <0 - 255> MSD109CL-H-LF Can not change
Sharpness Max <0 - 63> MSD109CL-H-LF Can not change
Sharpness Mid <0 - 63> MSD109CL-H-LF Can not change
Sharpness Min <0 - 63> MSD109CL-H-LF Can not change
Tint Max <0 - 100> MSD109CL-H-LF Can not change
Tint Max <0 - 100> MSD109CL-H-LF Can not change
Tint Max <0 - 100> MSD109CL-H-LF Can not change
COPY ALL MSD109CL-H-LF Can not change
Input Source: ALL Brightness <55> MSD109CL-H-LF
Picture Mode: Personal Contrast <100> MSD109CL-H-LF
Colour <60> MSD109CL-H-LF
Sharpness <60> MSD109CL-H-LF
Tint <50> MSD109CL-H-LF
Input Source: ALL Brightness <60> MSD109CL-H-LF
Picture Mode: Standard Contrast <80> MSD109CL-H-LF
Colour <50> MSD109CL-H-LF
Sharpness <50> MSD109CL-H-LF
Tint <50> MSD109CL-H-LF
Input Source: ALL Brightness <58> MSD109CL-H-LF
Picture Mode: Vivid Contrast <90> MSD109CL-H-LF
Colour <60> MSD109CL-H-LF
Sharpness <50> MSD109CL-H-LF
Tint <50> MSD109CL-H-LF
Input Source: ALL Brightness <55> MSD109CL-H-LF
Picture Mode: Dynamic Contrast <100> MSD109CL-H-LF
Colour <60> MSD109CL-H-LF
Sharpness <60> MSD109CL-H-LF
Tint <50> MSD109CL-H-LF
Input Source: ALL Brightness <50> MSD109CL-H-LF
Picture Mode: Soft Contrast <60> MSD109CL-H-LF
Colour <40> MSD109CL-H-LF
Sharpness <40> MSD109CL-H-LF
Tint <50> MSD109CL-H-LF
3. W/B ADJUST
CONDITION ITEM NAME INITIAL DATA IC REMARK
BASE R-GAIN <0 - 155> MSD109CL-H-LF decide by factory
BASE G-GAIN <0 - 155> MSD109CL-H-LF decide by factory
BASE B-GAIN <0 - 155> MSD109CL-H-LF decide by factory
SOURCE <DTV/ATV/AV1/AV2/PC/HDMI1/HDMI2/HDMI3>
MSD109CL-H-LF
SOURCE R-GAIN <0 - 50> MSD109CL-H-LF Can not change
SOURCE G-GAIN <0 - 50> MSD109CL-H-LF Can not change
SOURCE B-GAIN <0 - 50> MSD109CL-H-LF Can not change
TEMPERATURE <Normal/Warm/Cold/Personal> MSD109CL-H-LF
USER R-GAIN <0 - 50> MSD109CL-H-LF Can not change
USER G-GAIN <0 - 50> MSD109CL-H-LF Can not change
USER B-GAIN <0 - 50> MSD109CL-H-LF Can not change
R-OFFSET <0 - 255> MSD109CL-H-LF
G-OFFSET <0 - 255> MSD109CL-H-LF
B-OFFSET <0 - 255> MSD109CL-H-LF
COPY ALL MSD109CL-H-LF Can not change
rService Adjustment Data Table
Source Item Name Initial Data IC Remark
On-screen Service Menu System

12
SOURCE: ALL BASE R-GAIN <78> MSD109CL-H-LF
TEMPERATURE: ALL BASE G-GAIN <78> MSD109CL-H-LF
BASE B-GAIN <78> MSD109CL-H-LF
SOURCE: ALL R-OFFSET <128> MSD109CL-H-LF
TEMPERATURE: ALL G-OFFSET <128> MSD109CL-H-LF
B-OFFSET <128> MSD109CL-H-LF
4. WHITE PATTERN: <Black/OFF/Whilte/Red/Green/Blue>
WHITE PATTERN: OFF MSD109CL-H-LF
5. RFAGC ADJUST <0-31> decide by factory
RFAGC ADJUST 16 MSD109CL-H-LF
6. SCC ADJUST
CONDITION ITEM NAME INITIAL DATA IC REMARK
SSC MIU <On/Off> MSD109CL-H-LF Can not change
MIU SPAN <0 - 500> MSD109CL-H-LF Can not change
MIU STEP <0 - 500> MSD109CL-H-LF Can not change
SSC LVDS <On/Off> MSD109CL-H-LF Can not change
LVDS SPAN <0 - 500> MSD109CL-H-LF Can not change
LVDS STEP <0 - 500> MSD109CL-H-LF Can not change
7.BACKLIGHT ADJUST
QRWHWKHVXPRIEDFNOLJKWYDOXH(&2DQGEDFNOLJKWYDOXH3LFWXUH0RGHVKRXOGEHLQ! 
TOTAL ITEM
CONDITION ITEM NAME INITIAL DATA IC REMARK
ECO MODE <On/Off> MSD109CL-H-LF
 %DFNOLJKWYDOXH !06'&/+/)
PICTURE MODE <Personal / Standard / Vivid / Dynamic / Soft >
06'&/+/) %DFNOLJKWYDOXH !06'&/+/)
 '&5 ! 06'&/+/)
 '&567$57 ! 06'&/+/)
 '&56723 ! 06'&/+/)
(&202'(21 %DFNOLJKWYDOXH  06'&/+/)
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Source Item Name Initial Data IC Remark
On-screen Service Menu System

13
Service Adjustments
CAUTION !
Do not attempt to adjust service adjustments not listed below otherwise it may cause loss of performance
and for correct operation.
rSetting the Initial data
This adjustment is controlled by the CPU (IC5500) through the IIC Bus Data Line in the chassis, and those
adjustment data are memorized the memory IC (IC5750). Therefore, Main board or the memory IC (IC5750)
is replaced, these data will be disappeared. Readjust should be made. Initial data is provided in the CPU
ROM, when the memory IC (IC5750) is replaced with new one. CPU ROM data is loaded into the memory.
Initial data is provided to operating the monitor basically. For operating the monitor quality performance,
further adjustment is required following chassis electrical adjustment.
1. Receive good quality signal.
2. Enter the Service Mode.
3. ADC ADJUST and W/B ADJUST should be readjusted. And Confirm other data value to be the same
as the Service Adjustment Data Table. If it is different, change to correct data
4. Exit the Service Mode.

14
Service Adjustments
rADC ADJUST
1. Enter the Service Mode.
2. Select "ADC ADJUST" by pressing Vor Wbutton, then press OK button to enter ADC ADJUST menu.
3. Press Vor Wbutton to select "SOURCE" item, press or button to select RGB,YPbPr(SD) or
YPbPr(HD).
(1). Receive signal from PC input. And set ANSI pattern contrast in PC mode.Receive signal from PC input. And set ANSI pattern contrast in PC mode.
(2). Enter the ADC ADJUST menu. PressEnter the ADC ADJUST menu. PressPress Vor Wbutton to select "SOURCE" item
(3). Press or button to select RGB.
(4). Press Vor Wbutton to select AUTO ADC item, then press OK button.
(1).5HFHLYH  &RORXU %DU IURP S DQG S VLQJDO LQ <3E3U LQSXW5HFHLYH&RORXU%DUIURPSDQGSVLQJDOLQ<3E3ULQSXW
(2). Enter the ADC ADJUST menu. PressEnter the ADC ADJUST menu. PressPress Vor Wbutton to select "SOURCE" item.
(3). Press or button to select YPbPr (SD).
(4). Press Vor Wbutton to select AUTO ADC item, then press OK button.
(1).5HFHLYH  &RORXU %DU IURP S L DQG S VLQJDO LQ <3E3U LQSXW5HFHLYH&RORXU%DUIURPSLDQGSVLQJDOLQ<3E3ULQSXW
(2). Enter the ADC ADJUST menu. PressEnter the ADC ADJUST menu. PressPress Vor Wbutton to select "SOURCE" item.
(3). Press or button to select YPbPr (HD).
(4). Press Vor Wbutton to select AUTO ADC item, then press OK button.
4. Exit the Service Mode.
Wait for about several seconds until AUTO ADC adjust completed. Then press MENU button to exit.
Note: OIf you want to adjust any item, please consult qualified service personnel.
ADC ADJUST
SOURCE : RGB
R-GAIN : 117
G-GAIN : 121
B-GAIN : 123
R-OFFSET : 131
G-OFFSET : 145
B-OFFSET : 123
AUTO ADC FAIL
RGB
YPbPr (SD)
YPbPr (HD)

15
rW/B ADJUST
Pattern
 :KLWH3DWWHUQLQ$9PRGH
Condition
Picture Mode: STANDARD
Color Temperature: NORMAL
Aging Time: More than 10 minutes
Adjustment
1. Enter the Service Mode.
2. Select "W/B ADJUST" by pressing Vor Wbutton, then press OK button to enter W/B ADJUST menu.
3. Exit the Service Mode.
After adjustment, confirm white balance again by normal picture.
Note: OMaybe BASE data for each TV set is different. And the items are for factory setting and
Service Centre.
OSOURCE items are for all input source gain. Usually the items can not be adjusted.
OUSER items are just for user setting. Usually the items can not be adjusted.
OIf you want to adjust any item, please consult qualified service personnel.
W/B ADJUST
BASE R-GAIN : 78
BASE G-GAIN : 78
BASE B-GAIN : 78
SOURCE : DTV
SOURCE R-GAIN : 25
SOURCE G-GAIN : 25
SOURCE B-GAIN : 25
TEMPERATURE : Normal
USER R-GAIN : 25
USER G-GAIN : 25
USER B-GAIN : 25
R-OFFSET : 128
G-OFFSET : 128
B-OFFSET : 128
COPY ALL
Service Adjustments

16
Mechanical Disassembly
(一) Lid Back Removal
1. Remove screws A , B.
2. Take the Lid Back off , please refer to Picture 2.
(A:2pcs , B:3pcs)
A
LID
BACK
Picture 1.
A
B
B
B
POWER BOARD
MAIN
BOARD
Picture 2.

17
Mechanical Disassembly
(三) Cabinet Back Removal
Remove screws C and D, take the Cabinet Back offRemove screws C and D, take the Cabinet Back offand D, take the Cabinet Back offand D, take the Cabinet Back off.
(C: 16pcs, D: 5pcs)
(二) Chassis Board and Stand Base Removal
1. Remove Screw E , take Power Board Holder, then take Power Board off.
2. Remove Screw A and E , take Main Board offRemove Screw A and E , take Main Board offScrew A and E , take Main Board offA and E , take Main Board offand E , take Main Board offand E , take Main Board offE , take Main Board off, take Main Board offtake Main Board off.
3. Remove Screw G and F , take Stand Base offRemove Screw G and F , take Stand Base offScrew G and F , take Stand Base offG and F , take Stand Base offand F , take Stand Base offand F , take Stand Base offF , take Stand Base off, take Stand Base offtake Stand Base off.
(A: 3pcs, E: 12pcs, F: 2pcs, G: 4pcs)
Picture 3.
MAIN BOARD
E
POWER BOARD
A
E
POWER BOARD HOLDER
D
D
F
GG
Picture 4.
CCC
C
C
C
C
D
DD
D
D
CC
C
C
C
CCCC
E
STAND BASE
Note: When remove Power Board and MAIN BOARD, please keep EARTH BRKT PWB.
And make sure of installing EARTH BRKT PWB if assemble the LCD TV set again.
EARTH BRKT
POWER PWB EARTH BRKT
MAIN PWB

18
Chassis Electrical Parts List
Note: Parts order must contain Service Ref. No., Part No., and descriptions.
Key No. Part No. Description Key No. Part No. Description
652 002 3222 SOCKET,HOUSING 2P
*03* 952 001 6324 SOCKET,HOUSING 3P
*03* 952 001 6348 SOCKET,HOUSING 4P
*03* 952 001 6355 SOCKET,HOUSING 10P
*03* 652 002 1501 SOCKET,HOUSING 14P
*03* 952 001 6164 TERMINAL,SOCKET
*03* 952 001 6164 TERMINAL,SOCKET
*03* 952 001 6164 TERMINAL,SOCKET
EL901 645 098 7892 LCD(LC420WUN-SBA1)
SP901 952 001 4474 SPEAKER,8
952 001 8328 SPEAKER,8
SP902 952 001 4474 SPEAKER,8
952 001 8328 SPEAKER,8
W7300 652 002 6094 CORD 50PIN (LVDS)
W901 645 094 0354 CORD,POWER-2.23MK-VAR-2
WCN1-660 652 002 5233 NONSTANDARD WIRE ASSY
WSP9L 652 002 5257 NONSTANDARD WIRE ASSY
WSP9R 652 002 5271 NONSTANDARD WIRE ASSY
013***********
610 344 8626 ASSY,PWB,POWER-COMP,N7DM
610 344 8619 ASSY,PWB,RS232,N6WM
IC2001 309 148 1604 IC MAX232CPE
C2016 303 367 0410 CERAMIC 0.1U K 50V
304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C2017 303 367 0410 CERAMIC 0.1U K 50V
304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C2018 303 367 0410 CERAMIC 0.1U K 50V
304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C2019 303 367 0410 CERAMIC 0.1U K 50V
304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C2020 303 298 9612 CERAMIC 0.1U K 16V
R2076 301 255 6513 MT-GLAZE 100 JA 1/10W
R2077 301 255 6513 MT-GLAZE 100 JA 1/10W
R2078 301 255 6513 MT-GLAZE 100 JA 1/10W
R2079 301 255 6513 MT-GLAZE 100 JA 1/10W
R2080 301 255 6513 MT-GLAZE 100 JA 1/10W
R2081 301 255 6513 MT-GLAZE 100 JA 1/10W
R2082 301 255 6513 MT-GLAZE 100 JA 1/10W
R2083 301 255 6513 MT-GLAZE 100 JA 1/10W
R2087 301 150 6014 MT-GLAZE 0.000 ZA 1/10W
R2088 301 150 6014 MT-GLAZE 0.000 ZA 1/10W
H2001 655 001 6720 HOLDER UNIT BD3C
J2071F 301 150 6014 MT-GLAZE 0.000 ZA 1/10W
J2075F 301 150 6014 MT-GLAZE 0.000 ZA 1/10W
K2003 945 053 4936 PLUG,D-SUB 9P
K2005 945 053 4936 PLUG,D-SUB 9P
SC2000 945 076 3503 SURGE-ABSORBER
SC2001 945 076 3503 SURGE-ABSORBER
SC2002 945 076 3503 SURGE-ABSORBER
SC2003 945 076 3503 SURGE-ABSORBER
610 344 8565 ASSY,PWB,KEY,N6WM
R1900 301 162 3612 MT-GLAZE 470 JA 1/10W
R1901 301 256 6918 MT-GLAZE 680 JA 1/10W
R1902 301 037 6717 MT-GLAZE 1.2K JA 1/10W
R1903 301 162 3612 MT-GLAZE 470 JA 1/10W
R1904 301 256 6918 MT-GLAZE 680 JA 1/10W
R1905 301 037 6717 MT-GLAZE 1.2K JA 1/10W
SC1900 945 076 3503 SURGE-ABSORBER
SC1901 945 076 3503 SURGE-ABSORBER
SC1902 945 076 3503 SURGE-ABSORBER
SW1900 952 001 4009 SWITCH,PUSH 1P-1TX1
SW1901 952 001 4009 SWITCH,PUSH 1P-1TX1
SW1902 952 001 4009 SWITCH,PUSH 1P-1TX1
SW1903 952 001 4009 SWITCH,PUSH 1P-1TX1
SW1904 952 001 4009 SWITCH,PUSH 1P-1TX1
SW1905 952 001 4009 SWITCH,PUSH 1P-1TX1
SW1906 952 001 4009 SWITCH,PUSH 1P-1TX1
ZD1900 307 206 5611 ZENER DIODE UDZS-TE-1710B
ZD1901 307 206 5611 ZENER DIODE UDZS-TE-1710B
ZD1902 307 206 5611 ZENER DIODE UDZS-TE-1710B
ZD1903 307 206 5611 ZENER DIODE UDZS-TE-1710B
ZD1904 307 206 5611 ZENER DIODE UDZS-TE-1710B
ZD1905 307 206 5611 ZENER DIODE UDZS-TE-1710B
ZD1906 307 206 5611 ZENER DIODE UDZS-TE-1710B
610 344 8558 ASSY,PWB,LED,N6WM
Q1901 305 134 5928 TR 2SA1037AK-T146-R
305 147 2218 TR 2SA1037AK-S-T146
305 173 9618 TR 2SA1235A1E
305 173 9717 TR 2SA1235A1F
405 220 3115 TR ISA1235AC1E
405 220 3016 TR ISA1235AC1F
Q1902 305 014 4512 TR 2SC2412K T146 R
305 014 4611 TR 2SC2412K T146 S
305 015 8727 TR 2SC2812-L6-TB
305 015 8925 TR 2SC2812-L7-TB
305 163 1615 TR 2SC2812N-L6-TB0
305 173 9816 TR 2SC3928A1R
305 173 9915 TR 2SC3928A1S
Q1903 305 014 4512 TR 2SC2412K T146 R
305 014 4611 TR 2SC2412K T146 S
305 015 8727 TR 2SC2812-L6-TB
305 015 8925 TR 2SC2812-L7-TB
305 163 1615 TR 2SC2812N-L6-TB0
305 173 9816 TR 2SC3928A1R
305 173 9915 TR 2SC3928A1S
C1901 303 207 0310 CERAMIC 1U Z 16V
R1910 301 150 5819 MT-GLAZE 100K JA 1/10W
R1911 301 150 5918 MT-GLAZE 10K JA 1/10W
R1912 301 150 6311 MT-GLAZE 200K JA 1/10W
R1913 301 256 3719 MT-GLAZE 750 JA 1/10W
R1914 301 256 3818 MT-GLAZE 1.5K JA 1/10W
R1915 301 150 5918 MT-GLAZE 10K JA 1/10W
R1916 301 256 7311 MT-GLAZE 6.8K JA 1/10W
D1903 408 067 8609 LED BL-BB5UB201
610 344 8633 ASSY,PWB,POWER,N7DM
Q1603 305 181 4602 TR 2SK3264
Q1606 305 018 0619 TR 2SC3332-S-AA
Q601 405 220 7004 TR STF21NM50N
Q602 405 221 8802 TR STF13NK50Z
Q604 405 221 8802 TR STF13NK50Z
Q6800 305 014 4512 TR 2SC2412K T146 R
305 014 4611 TR 2SC2412K T146 S
305 015 8727 TR 2SC2812-L6-TB
305 015 8925 TR 2SC2812-L7-TB
305 163 1615 TR 2SC2812N-L6-TB0
305 173 9816 TR 2SC3928A1R
305 173 9915 TR 2SC3928A1S
406 021 4407 TR MMBTSC3928R

19
Q681 305 023 5012 TR 2SD400-E-MP-AE
406 021 3004 TR CJD400-E
Q682 305 006 6715 TR 2SA984-F-AA
406 021 6609 TR 3CG984-F
Q683 305 014 4512 TR 2SC2412K T146 R
305 014 4611 TR 2SC2412K T146 S
305 015 8727 TR 2SC2812-L6-TB
305 015 8925 TR 2SC2812-L7-TB
305 163 1615 TR 2SC2812N-L6-TB0
305 173 9816 TR 2SC3928A1R
305 173 9915 TR 2SC3928A1S
406 021 4407 TR MMBTSC3928R
Q684 305 134 5928 TR 2SA1037AK-T146-R
305 147 2218 TR 2SA1037AK-S-T146
305 173 9618 TR 2SA1235A1E
305 173 9717 TR 2SA1235A1F
405 220 3115 TR ISA1235AC1E
405 220 3016 TR ISA1235AC1F
406 021 4308 TR MMBTSA1235F
Q685 305 014 4512 TR 2SC2412K T146 R
305 014 4611 TR 2SC2412K T146 S
305 015 8727 TR 2SC2812-L6-TB
305 015 8925 TR 2SC2812-L7-TB
305 163 1615 TR 2SC2812N-L6-TB0
305 173 9816 TR 2SC3928A1R
305 173 9915 TR 2SC3928A1S
406 021 4407 TR MMBTSC3928R
Q690 305 134 5928 TR 2SA1037AK-T146-R
305 147 2218 TR 2SA1037AK-S-T146
305 173 9618 TR 2SA1235A1E
305 173 9717 TR 2SA1235A1F
405 220 3115 TR ISA1235AC1E
405 220 3016 TR ISA1235AC1F
406 021 4308 TR MMBTSA1235F
Q691 305 014 4512 TR 2SC2412K T146 R
305 014 4611 TR 2SC2412K T146 S
305 015 8727 TR 2SC2812-L6-TB
305 015 8925 TR 2SC2812-L7-TB
305 163 1615 TR 2SC2812N-L6-TB0
305 173 9816 TR 2SC3928A1R
305 173 9915 TR 2SC3928A1S
406 021 4407 TR MMBTSC3928R
Q692 305 134 5928 TR 2SA1037AK-T146-R
305 147 2218 TR 2SA1037AK-S-T146
305 173 9618 TR 2SA1235A1E
305 173 9717 TR 2SA1235A1F
405 220 3115 TR ISA1235AC1E
405 220 3016 TR ISA1235AC1F
406 021 4308 TR MMBTSA1235F
IC1601 409 691 0512 IC FAN7602M
IC602 409 696 5710 IC L6562ADTR
IC604 409 691 5200 IC TL431ATA
309 180 2310 IC UPC1093J-T
IC610 409 691 5200 IC TL431ATA
309 180 2310 IC UPC1093J-T
IC633 409 686 7618 IC L6599DTR
IC670 309 499 1506 IC KIA78R05PI
IC680 409 691 0106 IC KIA378R12PI
C1601 303 420 8701 ELECT 47U M 35V
304 109 8005 ELECT 47U M 35V
C1602 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 1U K 50V
C1603 404 115 0809 CERAMIC 0.22U K 50V
304 091 3408 CERAMIC 0.22U K 50V
C1604 304 108 4503 ELECT 47U M 25V
C1605 304 103 2405 CERAMIC 1000P K 50V
304 090 1108 CERAMIC 1000P K 50V
C1606 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C1607 404 111 1701 ELECT 47U M 50V
C1608 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C1609 304 103 2900 CERAMIC 0.01U K 50V
304 090 1207 CERAMIC 0.01U K 50V
C1610 303 262 1809 CERAMIC 1000P K 1K
C1630 303 260 1623 MT-POLYEST 1U J 400V
303 433 4519 MT-POLYEST 1U K 400V
C1664 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C1675 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C1689 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C1693 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C601 304 088 8805 MT-POLYEST 0.22U M 275V
C601H1 655 001 8410 EYELET
C601H2 655 001 8410 EYELET
C602 304 073 3907 CERAMIC 1000P K 250V
404 111 3903 CERAMIC 1000P M 400V
C6024 303 281 2415 CERAMIC 0.22U K 16V
303 364 5913 CERAMIC 0.22U K 16V
C603 304 073 3907 CERAMIC 1000P K 250V
404 111 3903 CERAMIC 1000P M 400V
C604 304 088 8805 MT-POLYEST 0.22U M 275V
C604H1 655 001 8410 EYELET
C604H2 655 001 8410 EYELET
C606 304 073 3709 CERAMIC 100P K 250V
404 114 4204 CERAMIC 100P K 400V
C606A1 652 002 5455 CORE,PIPE
C606A2 652 002 5455 CORE,PIPE
C607 303 372 0016 MT-POLYEST 2.2U K 400V
C607H1 655 001 8410 EYELET
C607H2 655 001 8410 EYELET
C608 303 260 1623 MT-POLYEST 1U J 400V
303 433 4519 MT-POLYEST 1U K 400V
C608H1 655 001 8410 EYELET
C608H2 655 001 8410 EYELET
C611 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C612 304 110 2603 ELECT 10U M 16V
C614 304 104 0202 CERAMIC 100P J 50V
304 094 6406 CERAMIC 100P J 50V
C615 303 283 2710 CERAMIC 0.01U K 16V
304 103 4805 CERAMIC 0.01U K 16V
304 095 0403 CERAMIC 0.01U K 16V
C617 404 115 0809 CERAMIC 0.22U K 50V
304 091 3408 CERAMIC 0.22U K 50V
C618 303 323 8818 CERAMIC 2.2U Z 16V
C619 304 088 8805 MT-POLYEST 0.22U M 275V
C619H1 655 001 8410 EYELET
C619H2 655 001 8410 EYELET
C620 303 427 1814 MT-POLYEST 0.1U K 450V
C622 303 157 6219 CERAMIC 220P K 50V
304 104 5603 CERAMIC 220P K 50V
Key No. Part No. Description Key No. Part No. Description
Chassis Electrical Parts List

20
304 091 3200 CERAMIC 220P K 50V
C625 303 427 1814 MT-POLYEST 0.1U K 450V
C626 303 427 1814 MT-POLYEST 0.1U K 450V
C630 304 104 6501 CERAMIC 470P K 50V
304 091 4306 CERAMIC 470P K 50V
C631 304 104 5207 CERAMIC 1500P K 50V
304 090 1306 CERAMIC 1500P K 50V
C632 404 115 0809 CERAMIC 0.22U K 50V
304 091 3408 CERAMIC 0.22U K 50V
C633 304 103 2405 CERAMIC 1000P K 50V
304 090 1108 CERAMIC 1000P K 50V
C634 404 115 0809 CERAMIC 0.22U K 50V
304 091 3408 CERAMIC 0.22U K 50V
C635 303 245 4417 CERAMIC 470P K 2K
404 111 2500 CERAMIC 470P K 2K
304 086 2102 CERAMIC 470P K 2K
C636 404 114 9902 MT-POLYPRO 0.047U H 800V
C637 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C638 304 108 4503 ELECT 47U M 25V
C639 303 256 4809 MT-COMPO 0.1U J 100V
C640 404 115 0809 CERAMIC 0.22U K 50V
304 091 3408 CERAMIC 0.22U K 50V
C647 404 116 6404 ELECT 220U M 450V
C647H1 655 001 8403 EYELET
C647H2 655 001 8403 EYELET
C652 304 073 4409 CERAMIC 220P K 250V
404 117 1804 CERAMIC 220P K 400V
C652A1 652 002 5455 CORE,PIPE
C652A2 652 002 5455 CORE,PIPE
C653 304 073 4409 CERAMIC 220P K 250V
404 117 1804 CERAMIC 220P K 400V
C653A1 652 002 5455 CORE,PIPE
C653A2 652 002 5455 CORE,PIPE
C654 304 073 3709 CERAMIC 100P K 250V
404 114 4204 CERAMIC 100P K 400V
C654A1 652 002 5455 CORE,PIPE
C654A2 652 002 5455 CORE,PIPE
C655 303 245 4417 CERAMIC 470P K 2K
404 111 2500 CERAMIC 470P K 2K
304 086 2102 CERAMIC 470P K 2K
C662 304 106 4703 ELECT 2200U M 35V
C663 303 431 5508 ELECT 1000U M 35V
304 106 4208 ELECT 1000U M 35V
C664 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C665 303 431 5508 ELECT 1000U M 35V
304 106 4208 ELECT 1000U M 35V
C666 303 247 5026 CERAMIC 470P K 1K
303 269 1822 CERAMIC 470P K 1K
304 107 8205 CERAMIC 470P K 1K
304 086 1501 CERAMIC 470P K 1K
C667 303 247 5026 CERAMIC 470P K 1K
303 269 1822 CERAMIC 470P K 1K
304 107 8205 CERAMIC 470P K 1K
304 086 1501 CERAMIC 470P K 1K
C670 304 106 3805 ELECT 1000U M 16V
C671 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C672 304 106 4307 ELECT 470U M 16V
C673 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C675 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C676 304 106 4208 ELECT 1000U M 35V
C677 304 106 4703 ELECT 2200U M 35V
C678 303 247 5026 CERAMIC 470P K 1K
303 269 1822 CERAMIC 470P K 1K
304 107 8205 CERAMIC 470P K 1K
304 086 1501 CERAMIC 470P K 1K
C679 303 247 5026 CERAMIC 470P K 1K
303 269 1822 CERAMIC 470P K 1K
304 107 8205 CERAMIC 470P K 1K
304 086 1501 CERAMIC 470P K 1K
C680 303 430 9705 ELECT 1000U M 25V
304 106 3904 ELECT 1000U M 25V
C6800 303 370 1510 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C6803 303 370 1510 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C681 303 430 9705 ELECT 1000U M 25V
304 106 3904 ELECT 1000U M 25V
C682 303 427 5327 ELECT 100U M 25V
304 109 8401 ELECT 100U M 25V
C683 303 431 1807 ELECT 2200U M 25V
304 106 3706 ELECT 2200U M 25V
C684 304 103 2900 CERAMIC 0.01U K 50V
304 090 1207 CERAMIC 0.01U K 50V
C685 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C686 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C687 304 103 2900 CERAMIC 0.01U K 50V
304 090 1207 CERAMIC 0.01U K 50V
C688 303 222 1326 CERAMIC 1000P K 1K
303 271 9625 CERAMIC 1000P K 1K
304 107 8403 CERAMIC 1000P K 1K
304 084 6300 CERAMIC 1000P K 1K
C689 303 367 0410 CERAMIC 0.1U K 50V
304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C690 304 106 3805 ELECT 1000U M 16V
C691 304 106 3706 ELECT 2200U M 25V
C692 303 430 9705 ELECT 1000U M 25V
304 106 3904 ELECT 1000U M 25V
C693 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C694 303 370 1510 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C695 303 222 1326 CERAMIC 1000P K 1K
303 271 9625 CERAMIC 1000P K 1K
304 107 8403 CERAMIC 1000P K 1K
304 084 6300 CERAMIC 1000P K 1K
C696 303 370 1510 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C698 304 104 4903 CERAMIC 0.1U K 50V
304 091 2609 CERAMIC 0.1U K 50V
C699 304 106 4307 ELECT 470U M 16V
R1601 301 255 2713 MT-GLAZE 3.9M JA 1/4W
R1603 301 188 2811 MT-GLAZE 56K JA 1/4W
R1604 301 187 9217 MT-GLAZE 10 JA 1/4W
R1605 301 188 2613 MT-GLAZE 56 JA 1/4W
R1606 301 150 5918 MT-GLAZE 10K JA 1/10W
R1607 301 150 6212 MT-GLAZE 1K JA 1/10W
Key No. Part No. Description Key No. Part No. Description
Chassis Electrical Parts List