Panasonic TX-37LX85F / TX-37LX85L / TX-37LX85P / TX-32LX85F / TX-32LX85L / TX-32LX85P / TX-R37LX85 / TX-R32LX85 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.
Board Name
Function
A-Board
Tuner, PC, AVSW, HQ1L, HDMI,Global Core,
GENX, AV Terminal, SD Slot, Speaker out, ADV
P-Board
Power Supply, Main Input
V-Board
Remote Receiver, Bats, R/G LED
G-Board
Side AV Connector
K-Board
Main Switch
V-BOARD
A-BOARD
P-BOARD
G-BOARD
9
P5
A1-V1
A12-K1
A14-SPK
CN-A,P
A51-G51
A5-PAN
A5-PAN
( 32” )
( 37” )
K-BOARD
P1
A14
A51
A13
A1
A12
A10
G51
V1
K1
A5
CN3
CN101
( 32” )
( 37” )
( 32” )
( 37” )
( 32” )
( 37” )
A14-SPK
A1-V1
A12-K1
CN-A,P
( 32” )
( 37” )
Setting Inspection
Voltage Confirmation
Confirm the following voltages:
P board
Description
Test point
Position
Normal mode
Stand by mode
Active stand by mode
Panel 12V
TP863
P2, pins 16, 17
12,0V +/- 0,35V
0V
12V +/- 0,35V
16V_Audio
TP858
P2, pins 20, 21
16V +/- 1V
0V
16V +/- 1V
SUB_9V
TP860
P2, pins 11, 12
9V +/- 0,25V
0V
9V +/- 0,25V
STBY_5V6
TP853
P2, pins 1, 2
5,65V +/- 0,25V
5,65V +/- 0,25V
5,65V +/- 0,25V
24V_IN
TP856
P2, pins 7, 8
24V +/- 1,5V
0V
24V +/- 1,5V
A board
SUB 1,8V
SUB 1,8V
TP5602
1,76V – 1,85V
SUB 1,2V
TP5601
1,22V – 1,27V
SUB 3,3V
TP5600
3,19V – 3,39V
SUB5V
TP1011
4,75V – 5,25V
DVDDIO3,3V/
TVDD3,3V
TVDD3,3V
TP4531
3,23V – 3,37V
BT30V
TP2905
29,5V – 31,5V
DVDD1,8V
TP4529
1,77V – 1,83V
AUD3,3V
TP2031
3,23V – 3,37V
DVDD1,8V
TP2032
1,77V – 1,83V
5V
TP2030
4,75V – 5,25V
STB 3,3V
TP7601
3,23V – 3,37V
MHQLV3,3V
TP4235
3,24V – 3,41V
MHQDDRR2,5V
TP4210
2,44V – 2,56V
HQ3,3V
TP4200
3,18V – 3,47V
MHQVD1,2V
TP4201
1,19V – 1,26V
MHQVD3,3V
TP4300
3,24V – 3,41V
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
A-Board
ADAV
IC2106
AUDIO PROCESSOR
A-Board
TUN
TU2901
TUNER
A-Board
GENX
IC1100
MICROPROCESSOR
A-Board
MEM1
IC1101
EEPROM (GENX)
A-Board
MEM2
IC8601
EEPROM (PEAKS LITE2)
A-Board
AVSW
IC3001
AUDIO VIDEO SWITCH
A-Board
TEMP
IC1000
TEMP SENSOR
A-Board
VIF
TU2901
TUNER
A-Board
HQ1L
IC4200
HQ1L
A-Board
If the CCU ports have been checked and found to be incorrect or not located then " - - " will appear in place of "O.K.".
11
SUM
OPTION 1
OPTION 2
OPTION 3
CHECK
OPTION 2
OPTION 3
CHECK
MODEL ID
EDID1
EDID2
EDID2
171d
0c
00
00
00
00
0c
05
032b1100
00000004
fa.f5
fa.e5
00000004
fa.f5
fa.e5
ADV O.K.
ADAV
ADAV
O.K.
TUN O.K.
GENX O.K.
MEM1 O.K.
MEM2 O.K.
AVSW O.K.
TEMP O.K.
VIF
GENX O.K.
MEM1 O.K.
MEM2 O.K.
AVSW O.K.
TEMP O.K.
VIF
O.K.
HQ1L O.K.
PEAKS-SOFT
2.106
PEAKS-EEP
01.05.0017
GenX-SOFT 1.01.00
GenX-EEP 1.07.00
GenX-ROMCORR 1.04.00
HQ1L-EEP 20
GenX-EEP 1.07.00
GenX-ROMCORR 1.04.00
HQ1L-EEP 20
Self Check Complete
32HD
Panasonic 2008LCD
1704
0c
00
00
00
00
0c
05
03151100
00000004
00000004
fa.f5
fa.e5
ADV O.K.
ADAV
ADAV
O.K.
TUN O.K.
GENX O.K.
MEM1 O.K.
MEM2 O.K.
AVSW O.K.
TEMP O.K.
VIF
GENX O.K.
MEM1 O.K.
MEM2 O.K.
AVSW O.K.
TEMP O.K.
VIF
O.K.
HQ1L O.K.
PEAKS-SOFT
2.106
PEAKS-EEP
01.05.0014
GenX-SOFT 1.01.00
GenX-EEP 1.07.00
GenX-ROMCORR 1.04.00
HQ1L-EEP 20
GenX-EEP 1.07.00
GenX-ROMCORR 1.04.00
HQ1L-EEP 20
SUM
OPTION 1
OPTION 2
OPTION 3
CHECK
OPTION 2
OPTION 3
CHECK
MODEL ID
EDID1
EDID2
EDID2
32HD
Self Check Complete
Panasonic 2008LCD
ADV O.K.
ADAV
ADAV
O.K.
TUN O.K.
GENX O.K.
MEM1 O.K.
MEM2 O.K.
AVSW O.K.
TEMP O.K.
VIF
GENX O.K.
MEM1 O.K.
MEM2 O.K.
AVSW O.K.
TEMP O.K.
VIF
O.K.
HQ1L O.K.
SUM
OPTION 1
OPTION 2
OPTION 3
CHECK
OPTION 2
OPTION 3
CHECK
MODEL ID
EDID1
EDID2
EDID2
Self Check Complete
37HD
Panasonic 2008LCD
ADV O.K.
ADAV
ADAV
O.K.
TUN O.K.
GENX O.K.
MEM1 O.K.
MEM2 O.K.
AVSW O.K.
TEMP O.K.
VIF
GENX O.K.
MEM1 O.K.
MEM2 O.K.
AVSW O.K.
TEMP O.K.
VIF
O.K.
HQ1L O.K.
37HD
Self Check Complete
Panasonic 2008LCD
TX-32LX85F, P, L
TX-R32LX85
TX-37LX85F, P, L
TX-R37LX85
PEAKS-SOFT
2.106
PEAKS-EEP
01.05.0034
GenX-SOFT 1.01.00
GenX-EEP 1.07.00
GenX-ROMCORR 1.04.00
HQ1L-EEP 20
GenX-EEP 1.07.00
GenX-ROMCORR 1.04.00
HQ1L-EEP 20
PEAKS-SOFT
2.106
PEAKS-EEP
01.05.0013
GenX-SOFT 1.01.00
GenX-EEP 1.07.00
GenX-ROMCORR 1.04.00
HQ1L-EEP 20
GenX-EEP 1.07.00
GenX-ROMCORR 1.04.00
HQ1L-EEP 20
173a
0c
00
00
00
00
0c
05
032b1100
00000010
fa.f5
00000010
fa.f5
fa.e5
1703
0c
00
00
00
00
0c
05
03151100
00000010
00000010
fa.f5
fa.e5
SUM
OPTION 1
OPTION 2
OPTION 3
CHECK
OPTION 2
OPTION 3
CHECK
MODEL ID
EDID1
EDID2
EDID2
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
LCD PANEL
A BOARD
2
FAN_SOS
A BOARD
3
SOS
A BOARD
5
MAIN_9V
A BOARD
6
SUB_5V
A BOARD
V BOARD, P BOARD
7
SUB_3.3V
A BOARD
8
MAIN_3.3V
A BOARD
9
SOUND_SOS
A BOARD
10
HQ1L_SOS
A BOARD
13
EMERGENCY SOS
A BOARD
No Light
12
Light
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