DOWNLOAD Panasonic TX-L42DT50B / TX-L42DT50Y / TX-LR42DT50 / TX-L47DT50B / TX-L47DT50Y / TX-LR47DT50 Service Manual ↓ Size: 12.25 MB | Pages: 69 in PDF or view online for FREE

Model
TX-L42DT50B TX-L42DT50Y TX-LR42DT50 TX-L47DT50B TX-L47DT50Y TX-LR47DT50
Pages
69
Size
12.25 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LA35 CHASSIS
File
tx-l42dt50b-tx-l42dt50y-tx-lr42dt50-tx-l47dt50b-tx.pdf
Date
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Panasonic TX-L42DT50B / TX-L42DT50Y / TX-LR42DT50 / TX-L47DT50B / TX-L47DT50Y / TX-LR47DT50 Service Manual ▷ View online

Setting Inspection 
Voltage Confirmation 
 
  
 
A board 
 
 
Description Test 
point 
Voltage 
SUB1.1V 
TP8100 
1.10V - 1.22V 
SUB 1.5 V 
TP8101 
1.435V - 1.585V 
SUB1.8V 
TP8700 
1.7V – 1.9V 
SUB3.3V 
TP5400 
3.17V – 3.43V 
SUB5V 
TP5420 
4.80V - 5.25V 
USB5V 
TP5440 
4.94V – 5.40V 
FE1.2V 
TP5780 
1.14V – 1.26V 
FE1.2V/2.5V TP5720 
2.375V 
– 
2.625V 
PNL12V 
TP4004 (TP4005) 
11.5V – 12.9V 
Horizontal  17.0V - 19.0V 
LNB_OUTPUT TP6702 
Vertical      12.5V – 14.0V      
 
 
 
                   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
13
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. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
TX-L42DT50B 
42FHD                                     Panasonic 2012LCD  
                
                                         
  Self Check Complete
TUN  
 
                O.K. 
STBY          O.K. 
MEM1                 O.K. 
MEM2                 O.K.. 
LAN                       O.K. 
ZWEI                   O.K. 
FE                         O.K. 
SAT-TU               O.K. 
ID                           O.K. 
ID2                         O.K. 
HDMI-SW     O.K. 
BT                         O.K. 
WiFi                       O.K. 
PEAKS-SOFT                 1.212
PEAKS-EEP             01.03.0057 
LSI-PACKAGE                               2.421 
LSI-RELEASE                                   1.08 
STBY-SOFT                                 1.03.02 
STBY-EEP               1.00.0014  
STBY-ROMCORR          0.00.00 
ZWEI-SOFT               04010008 
    SUM                                                     C03E
 
 
 
    MODEL ID                                               09 
                             03107100 
                             00000020
  
 
  
 
TX-L42DT50Y 
42FHD                                     Panasonic 2012LCD  
                
                                         
  Self Check Complete
TUN  
 
                O.K. 
STBY          O.K. 
MEM1                 O.K. 
MEM2                 O.K.. 
LAN                       O.K. 
ZWEI                   O.K. 
FE                         O.K. 
SAT-TU               O.K. 
ID                           O.K. 
ID2                         O.K. 
HDMI-SW     O.K. 
BT                         O.K. 
WiFi                       O.K. 
PEAKS-SOFT                 1.212
PEAKS-EEP             01.04.0023 
LSI-PACKAGE                               2.421 
LSI-RELEASE                                   1.08 
STBY-SOFT                                 1.03.02 
STBY-EEP               1.00.0014  
STBY-ROMCORR          0.00.00 
ZWEI-SOFT               04010008 
    SUM                                                     C013
 
 
 
    MODEL ID                                               09 
                             03127100 
                             00000020
  
 
  
 
TX-LR42DT50 
42FHD                                     Panasonic 2012LCD  
                
                                         
  Self Check Complete
TUN  
 
                O.K. 
STBY          O.K. 
MEM1                 O.K. 
MEM2                 O.K.. 
LAN                       O.K. 
ZWEI                   O.K. 
FE                         O.K. 
SAT-TU               O.K. 
ID                           O.K. 
ID2                         O.K. 
HDMI-SW     O.K. 
BT                         O.K. 
WiFi                       O.K. 
PEAKS-SOFT                 1.212
PEAKS-EEP             01.04.0045 
LSI-PACKAGE                               2.421 
LSI-RELEASE                                   1.08 
STBY-SOFT                                 1.03.02 
STBY-EEP               1.00.0014  
STBY-ROMCORR          0.00.00 
ZWEI-SOFT               04010008 
    SUM                                                     BF48
 
 
 
    MODEL ID                                               09 
                             03157100 
                             00000020
  
 
  
 
TX-L47DT50B 
47FHD                                     Panasonic 2012LCD  
                
                                         
  Self Check Complete
TUN  
 
                O.K. 
STBY          O.K. 
MEM1                 O.K. 
MEM2                 O.K.. 
LAN                       O.K. 
ZWEI                   O.K. 
FE                         O.K. 
SAT-TU               O.K. 
ID                           O.K. 
ID2                         O.K. 
HDMI-SW     O.K. 
BT                         O.K. 
WiFi                       O.K. 
PEAKS-SOFT                 1.212
PEAKS-EEP             01.03.0056 
LSI-PACKAGE                               2.421 
LSI-RELEASE                                   1.08 
STBY-SOFT                                 1.03.02 
STBY-EEP               1.00.0014  
STBY-ROMCORR          0.00.00 
ZWEI-SOFT               05010008 
    SUM                                                     C003
 
 
 
    MODEL ID                                               09 
                             03107100 
                             00020000
  
 
  
 
14
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
                        
Display Ref. 
No. 
Description 
P.C.B. 
TUN TU6702 
TUNER 
A-Board 
STBY IC8000 
Peaks-LDA4  A-Board 
MEM1 IC8900 NAND 
FLASH 
MEMORY 
A-Board 
MEM2 
IC8902 
EEPROM PEAKS LDA4 
A-Board 
LAN IC8600 LAN 
CONTROLER 
A-Board 
ZWEI 
TC-unit 
TC-unit on panel 
TC-unit 
FE IC6900 
DVB-T2 
DEMODULATOR 
A-Board 
SAT-TU TU6702 
TUNER 
A-Board 
ID IC8902 
CI+, 
DTCP-IP, 
C2mod 
A-Board 
ID2 
IC8902 
WIDEVINE , NETLFLIX 
A-Board 
HDMI SW 
IC4700 
HDMI SWITCH 
A-Board 
BT 
IC8458 
N5HZZ0000110 
USB HUB 
BT DONGLE 
A-Board 
BT Dongle 
WiFi 
IC8458 
N5HBZ0000061 
USB HUB 
WIFI DONGLE 
A-Board 
Wifi Dongle 
If the CCU ports have been checked and found to be incorrect or not located then " - - " will appear in place of "O.K.". 
TX-L47DT50Y 
47FHD                                     Panasonic 2012LCD  
                
                                         
  Self Check Complete
TUN  
 
                O.K. 
STBY          O.K. 
MEM1                 O.K. 
MEM2                 O.K.. 
LAN                       O.K. 
ZWEI                   O.K. 
FE                         O.K. 
SAT-TU               O.K. 
ID                           O.K. 
ID2                         O.K. 
HDMI-SW     O.K. 
BT                         O.K. 
WiFi                       O.K. 
PEAKS-SOFT                 1.212
PEAKS-EEP             01.04.0022 
LSI-PACKAGE                               2.421 
LSI-RELEASE                                   1.08 
STBY-SOFT                                 1.03.02 
STBY-EEP               1.00.0014  
STBY-ROMCORR          0.00.00 
ZWEI-SOFT               05010008 
    SUM                                                     BFD8
 
 
 
    MODEL ID                                               09 
                             03127100 
                             00020000
  
 
  
 
TX-LR47DT50 
47FHD                                     Panasonic 2012LCD  
                
                                         
  Self Check Complete
TUN  
 
                O.K. 
STBY          O.K. 
MEM1                 O.K. 
MEM2                 O.K.. 
LAN                       O.K. 
ZWEI                   O.K. 
FE                         O.K. 
SAT-TU               O.K. 
ID                           O.K. 
ID2                         O.K. 
HDMI-SW     O.K. 
BT                         O.K. 
WiFi                       O.K. 
PEAKS-SOFT                 1.212
PEAKS-EEP             01.04.0044 
LSI-PACKAGE                               2.421 
LSI-RELEASE                                   1.08 
STBY-SOFT                                 1.03.02 
STBY-EEP               1.00.0014  
STBY-ROMCORR          0.00.00 
ZWEI-SOFT               05010008 
    SUM                                                     BF0D
 
 
 
    MODEL ID                                               09 
                             03157100 
                             00020000
  
 
  
 
15
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. 
 
 
Blinking 
times 
Blinking timing 
Contents 
Check point 
1 
 
BL_SOS 
 
A BOARD 
P BOARD 
3 
 
IROM SOS 
 
A BOARD 
 
7 
 
SUB3.3V_SENSE_SOS 
 
A BOARD 
 
8 
 
SOS  
 
A BOARD 
 
9 
 
SOUND_SOS 
 
A BOARD 
 
10 
 
ZWEI_SOS 
TC-unit on panel
 
12 
 
BE_SOS  
A BOARD 
13 
 
EMERGENCY  
A BOARD 
 
 
 
 
 
 
 
 
 
No Light 
Light 
16
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