17
7 Troubleshooting Guide
Use the self-check function to test the unit.
1. Checking the IIC bus lines
2. Power LED Blinking timing
7.1.
Check of the IIC bus lines
7.1.1.
How to access
7.1.1.1.
Self-check indication only:
Produce TV reception screen, and while pressing [VOLUME ( - )] button on the main unit, press [OK] button on the remote control
for more than 3 seconds.
7.1.1.2.
Self-check indication and forced to factory shipment setting:
Produce TV reception screen, and while pressing [VOLUME ( - )] button on the main unit, press [MENU] button on the remote
control for more than 3 seconds.
7.1.2.
Screen display
7.1.3.
Check Point
Confirm the following parts if NG was displayed.
7.1.4.
Exit
Disconnect the AC cord from wall outlet or switch off the power with [ Power ] button on the main unit.
DISPLAY
Check Ref. No.
Description
Check Point
TUN
TU4801
TUNER
A-BOARD
STBY
IC8000
PEAKS-SLD2(STM)
A-BOARD
MEM1
IC8902
PEAKS EEPROM
A-BOARD
MEM2
IC8901
STM EEPROM
A-BOARD
AVSW
IC3001
AVSW
A-BOARD
PD5
IC9300
PD5L
A-BOARD
TEMP
IC2001
TEMP SENSOR
A-BOARD
LAN
IC8601
ETHERPHY
A-BOARD
Summary of Contents for Viera TH-P42X50D
Page 20: ...20 7 4 No Picture...
Page 34: ...34...
Page 36: ...36 11 3 Wiring 2 11 4 Wiring 3...
Page 37: ...Model No TH P42X50D K M P S Z Schematic Diagram Note S 1...
Page 38: ...Model No TH P42X50D K M P S Z Replacement Parts List Note S 2...
Page 39: ...Model No TH P42X50D K M P S Z A Board 1 16 S 3...
Page 40: ...Model No TH P42X50D K M P S Z A Board 2 16 S 4...
Page 41: ...Model No TH P42X50D K M P S Z A Board 3 16 S 5...
Page 42: ...Model No TH P42X50D K M P S Z A Board 4 16 S 6...
Page 43: ...Model No TH P42X50D K M P S Z A Board 5 16 S 7...
Page 44: ...Model No TH P42X50D K M P S Z A Board 6 16 S 8...
Page 45: ...Model No TH P42X50D K M P S Z A Board 7 16 S 9...
Page 46: ...Model No TH P42X50D K M P S Z A Board 8 16 and K Board S 10...
Page 47: ...Model No TH P42X50D K M P S Z A Board 9 16 S 11...
Page 48: ...Model No TH P42X50D K M P S Z A Board 10 16 S 12...
Page 49: ...Model No TH P42X50D K M P S Z A Board 11 16 S 13...
Page 50: ...Model No TH P42X50D K M P S Z A Board 12 16 S 14...
Page 51: ...Model No TH P42X50D K M P S Z A Board 13 16 S 15...
Page 52: ...Model No TH P42X50D K M P S Z A Board 14 16 S 16...
Page 53: ...Model No TH P42X50D K M P S Z A Board 15 16 S 17...
Page 54: ...Model No TH P42X50D K M P S Z A Board 16 16 S 18...
Page 55: ...Model No TH P42X50D K M P S Z C1 Board S 19...
Page 56: ...Model No TH P42X50D K M P S Z C2 Board S 20...
Page 57: ...Model No TH P42X50D K M P S Z SN Board 1 4 S 21...
Page 58: ...Model No TH P42X50D K M P S Z SN Board 2 4 S 22...
Page 59: ...Model No TH P42X50D K M P S Z SN Board 3 4 S 23...
Page 60: ...Model No TH P42X50D K M P S Z SN Board 4 4 S 24...
Page 61: ...Model No TH P42X50D K M P S Z A Board Foil Side S 25...
Page 62: ...Model No TH P42X50D K M P S Z A Board Component Side S 26...
Page 63: ...Model No TH P42X50D K M P S Z K Board S 27...
Page 64: ...Model No TH P42X50D K M P S Z C1 Board S 28...
Page 65: ...Model No TH P42X50D K M P S Z C2 Board S 29...
Page 66: ...Model No TH P42X50D K M P S Z SN Board S 30...
Page 87: ...Model No TH P42X50D K M P S Z Exploded View 1 S 51...
Page 88: ...Model No TH P42X50D K M P S Z Exploded View 2 S 52...
Page 89: ...Model No TH P42X50D K M P S Z Accessories S 53...
