Panasonic TX-37LZ85L / TX-32LZ85L / TX-R37LZ85 Service Manual ▷ View online
Chassis Board Layout
Location of Lead Wiring
To find the Part Number of required wire in Replacement Parts List click on the wire name in red box.
9
Board Name
Function
H-Board
AV Terminal, Audio Switch, Video Switch, Sound Processor,
Speaker out, PC, Digital Audio out
DG-Board
Side AV Terminal, Tuner, SD, Global Core, HDMI, IDTV Processor,
D/A Converter, HQ2L,Peaks Lite 2
P-Board
Main Input, Power Supply, Power Supply Regulator
V-Board
Remote Receiver, R&G LED, Main Switch
M-Board C.A.T.S.
(32’’)
DG-BOARD
H-BOARD
P-BOARD
M-BOARD
V-BOARD
P5-CN1
H12-DG12
DG1-M11_V1
H2-SP/L_R
DG12
DG9
P2-CN501
TU2901
CN1
CN501
V1
LVDS
DG10
CN4200
M11
H12
DG8
DG1-M11_V1
(32’’)
(37’’)
(32’’)
(37’’)
(32’’)
(37’’)
P2-CN501
P5-CN1
H2-SP/L_R
(37’’)
LVDS
(32’’)
(37’’)
H9
H8
DG1
H2
SP_R
SP_L
H7
H6
P7
P6
P2
P5
P1
P3
(32’’)
Setting Inspection
Voltage Confirmation
Confirm the following voltages:
P board
Description
Test point
Position
Normal mode
Stand by mode
Active stand by mode
Sound_Vcc
TP7050
P7, pin 1,2
18V +/- 1V
Max 3V
Max 3V
BT_30V
TP7060
P7, pin 5
31V +/- 1V
Max 3V
31V +/- 1V
SUB_5V
TP7059
P7, pin 12,13,14
5,1V +/- 0,2V
Max 1V
5,1V +/- 0,2V
SUB_9V
TP7055
P7, pin 17
9,1V +/- 0,3V
Max 1V
9,1V +/- 0,3V
DTV_12V
TP7057
P7, pin 20,21
12V +/- 0,4V
Max 1V
12V +/- 0,4V
PANEL_12V
TP7058
P7, pin 22,23
12V +/- 0,4V
Max 2V
Max 2V
5VS
TP7061
P6, pin 11
5V +/- 0,2V
5V +/- 0,2V
5V +/- 0,2V
STB_5V
TP7062
P6, pin 13
5V +/- 0,2V
5V +/- 0,2V
5V +/- 0,2V
SUB_6V
TP7064
P6, pin 23
6,1V +/- 0,4V
Max 1V
6,1V +/- 0,4V
V+ - V-
TP7025-26 P5, pin 1,3
370V - 395V
Max 1V
370V - 395V
12V
TP7070
P2, pin 1
12V +/- 0,4V
Max 3V
12V +/- 0,4V
H board
5VS
TP3491
H6, pin 11
5V +/- 2%
DTV12V
TP3476
H7, pin 20,21
12V +/- 2%
SUB9V
TP3475
H7, pin 17
9V +/- 2%
SUB5V
TP3472
H7, pin 12,13,14
5V +/- 2%
BT30V
TP3471
H7, pin 5
30V +/- 2%
SUB6V
TP3484
H6, pin 23
6V +/- 2%
PNL12V
TP3473
H7, pin 22,23
12V +/- 2%
S_17V
TP3474
H7, pin 1,2
17 +/- 2%
DG board
5VS
TP1037
5V +/- 2%
SUB1.8V
TP5602
1.76V – 1.85V
SUB1.2V
TP5601
1.22V – 1.27V
SUB3.3V
TP5600
3.19V – 3.39V
DVDDIO3.3V
TP4531
3.23V – 3.37V
TVDD3.3V
TP4531
3.23V – 3.37V
HQLV3.3V
TP4240
3.24V – 3.41V
HQDDR2.5V
TP4207
2.44V – 2.56V
HQ3.3V
TP5433
3.18V – 3.47V
HQVD1.2V
TP5412
1.19V – 1.26V
10
Self Check
Self-check is used to automatically check the bus lines and hexadecimal code of the TV set. To enter Self-Check mode, keep
pressing the down (-/v) button on the TV set and press the STATUS button on the remote control. To exit Self Check,
switch off the TV set at the power button.
pressing the down (-/v) button on the TV set and press the STATUS button on the remote control. To exit Self Check,
switch off the TV set at the power button.
Display Ref.
No.
Description
P.C.B.
ADV IC4510
A/D
CONVERTER
DG-Board
ADAV IC2106
AUDIO
PROCESSOR
H-Board
TUN TU2901
TUNER
DG-Board
GENX IC1100
MICROPROCESSOR
DG-Board
MEM1 IC1101
EEPROM
/GenX/
DG-Board
MEM2 IC8601
EEPROM
/PeaksLite/
DG-Board
VSW
IC3001
VIDEO SWITCH
H-Board
ASW IC3101
AUDIO
SWITCH
H-Board
TEMP IC1000
TEMP
SENSOR
DG-Board
VIF TU2901
TUNER
DG-Board
HQ2L IC4200
HQ2L
DG-Board
If the CCU ports have been checked and found to be incorrect or not located then " - - " will appear in place of "O.K.".
SUM 172a
OPTION 1 2c
OPTION 2 00
OPTION 3 00
CHECK 2c
MODEL ID 05
03251100
00000010
EDID1 2d.2b
EDID2 2d.1b
TX-37LZ85L
TX-R37LZ85
37FHD Panasonic 2008LCD
Self Check Complete
37FHD Panasonic 2008LCD
Self Check Complete
SUM 1704
OPTION 1 2c
OPTION 2 00
OPTION 3 00
CHECK 2c
MODEL ID 05
030e1100
00000010
EDID1 2d.2b
EDID2 2d.1b
11
SUM 172b
OPTION 1 2c
OPTION 2 00
OPTION 3 00
CHECK 2c
MODEL ID 05
03251100
00000004
EDID1 2d.2b
EDID2 2d.1b
TX-32LZ85L
32FHD Panasonic 2008LCD
Self Check Complete
ADV
O.K.
ADAV O.K.
TUN O.K.
GENX O.K..
MEM1 O.K.
MEM2 O.K.
VSW O.K.
ASW O.K.
TEMP O.K.
VIF O.K.
HQ2L O.K.
TUN O.K.
GENX O.K..
MEM1 O.K.
MEM2 O.K.
VSW O.K.
ASW O.K.
TEMP O.K.
VIF O.K.
HQ2L O.K.
PEAKS-SOFT 1.105
PEAKS-EEP 01.05.0023
GenX-SOFT 1.01.00
GenX-EEP 1.06.01
GenX-ROMCORR 1.03.00
HQ2L-SOFT 01000100
PEAKS-EEP 01.05.0023
GenX-SOFT 1.01.00
GenX-EEP 1.06.01
GenX-ROMCORR 1.03.00
HQ2L-SOFT 01000100
ADV
O.K.
ADAV O.K.
TUN O.K.
GENX O.K..
MEM1 O.K.
MEM2 O.K.
VSW O.K.
ASW O.K.
TEMP O.K.
VIF O.K.
HQ2L O.K.
TUN O.K.
GENX O.K..
MEM1 O.K.
MEM2 O.K.
VSW O.K.
ASW O.K.
TEMP O.K.
VIF O.K.
HQ2L O.K.
PEAKS-SOFT 1.105
PEAKS-EEP 01.05.0004
GenX-SOFT 1.01.00
GenX-EEP 1.06.01
GenX-ROMCORR 1.03.00
HQ2L_SOFT 01000100
PEAKS-EEP 01.05.0004
GenX-SOFT 1.01.00
GenX-EEP 1.06.01
GenX-ROMCORR 1.03.00
HQ2L_SOFT 01000100
ADV
O.K.
ADAV O.K.
TUN O.K.
GENX O.K..
MEM1 O.K.
MEM2 O.K.
VSW O.K.
ASW O.K.
TEMP O.K.
VIF O.K.
HQ2L O.K.
TUN O.K.
GENX O.K..
MEM1 O.K.
MEM2 O.K.
VSW O.K.
ASW O.K.
TEMP O.K.
VIF O.K.
HQ2L O.K.
PEAKS-SOFT 1.105
PEAKS-EEP 01.05.0024
GenX-SOFT 1.01.00
GenX-EEP 1.06.01
GenX-ROMCORR 1.03.00
HQ2L 01000100
PEAKS-EEP 01.05.0024
GenX-SOFT 1.01.00
GenX-EEP 1.06.01
GenX-ROMCORR 1.03.00
HQ2L 01000100
4 sec
Once
Power LED blinking timing chart
1. Subject
Information of LED Flashing timing chart.
2. Contents
When abnormality has occurred the unit, the protection circuit operates and reset to the stand by mode. At this time, the
defective block can be identified by number of blinking of the Power LED on the front panel of the unit.
defective block can be identified by number of blinking of the Power LED on the front panel of the unit.
Blinking
times
Blinking timing
Contents
Check point
1
INVERTER_SOS
H BOARD,
DG BOARD, P BOARD
LCD PANEL
2
FAN_SOS
H BOARD
DG BOARD
3
SOS
H BOARD,DG BOARD
P BOARD
4
DTV_12V
P BOARD
H BOARD, DG BOARD
5
MAIN_9V
H BOARD
DG BOARD
6
SUB_5V
P BOARD, M BOARD
H BOARD, DG BOARD
7
SUB_3.3V
H BOARD
DG BOARD
8
MAIN_3.3V DG
BOARD
9
SOUND_SOS
H BOARD
DG BOARD
10
HQ2L
DG BOARD
13
Emergency SOS
DG BOARD
12
No Light
Light
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