22
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:
Caution:
New key will be generated and previous TV programmes recorded in USB HDD will not be viewed. (See USB HDD
Recording)
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
TU6702
TUNER
A-BOARD
STBY
IC8000
PEAKS-PRO4(STM)
A-BOARD
MEM1
IC8902
PEAKS EEPROM
A-BOARD
MEM2
IC8900
NAND FLASH
A-BOARD
AVSW
IC3000
AVSW
A-BOARD
PANEL
IC9300
PD6H
A-BOARD
TEMP
IC2001
TEMP SENSOR
A-BOARD
LAN
IC8650
ETHERPHY
A-BOARD
FE
IC6900
OFDM
A-BOARD
SAT-TU
TU6702
SAT-TUNER
A-BOARD
ID
ID
A-BOARD
ID2
ID2
A-BOARD
BT
IC8000, A50
BLUETOOTH
A-BOARD/BLUETOOTH
WiFi
IC8000, JK8605
WiFi
A-BOARD/WiFi
Summary of Contents for TX-PR50VT50
Page 25: ...25 7 4 No Picture ...
Page 38: ...38 ...
Page 44: ...44 ...
Page 46: ...46 12 3 Wiring 2 12 4 Wiring 3 ...
Page 47: ...Model No TX P50VT50B Y PR50VT50 Schematic Diagram Note S 1 ...
Page 48: ...Model No TX P50VT50B Y PR50VT50 Replacement Parts List Note S 2 ...
Page 49: ...Model No TX P50VT50B Y PR50VT50 A Board 1 14 S 3 ...
Page 50: ...Model No TX P50VT50B Y PR50VT50 A Board 2 14 S 4 ...
Page 51: ...Model No TX P50VT50B Y PR50VT50 A Board 3 14 S 5 ...
Page 52: ...Model No TX P50VT50B Y PR50VT50 A Board 4 14 S 6 ...
Page 53: ...Model No TX P50VT50B Y PR50VT50 A Board 5 14 S 7 ...
Page 54: ...Model No TX P50VT50B Y PR50VT50 A Board 6 14 S 8 ...
Page 55: ...Model No TX P50VT50B Y PR50VT50 A Board 7 14 S 9 ...
Page 56: ...Model No TX P50VT50B Y PR50VT50 A Board 8 14 and K Board S 10 ...
Page 57: ...Model No TX P50VT50B Y PR50VT50 A Board 9 14 S 11 ...
Page 58: ...Model No TX P50VT50B Y PR50VT50 A Board 10 14 S 12 ...
Page 59: ...Model No TX P50VT50B Y PR50VT50 A Board 11 14 S 13 ...
Page 60: ...Model No TX P50VT50B Y PR50VT50 A Board 12 14 S 14 ...
Page 61: ...Model No TX P50VT50B Y PR50VT50 A Board 13 14 S 15 ...
Page 62: ...Model No TX P50VT50B Y PR50VT50 A Board 14 14 S 16 ...
Page 63: ...Model No TX P50VT50B Y PR50VT50 C1 Board 1 2 S 17 ...
Page 64: ...Model No TX P50VT50B Y PR50VT50 C1 Board 2 2 S 18 ...
Page 65: ...Model No TX P50VT50B Y PR50VT50 C2 Board S 19 ...
Page 66: ...Model No TX P50VT50B Y PR50VT50 C3 Board S 20 ...
Page 67: ...Model No TX P50VT50B Y PR50VT50 SC Board 1 3 S 21 ...
Page 68: ...Model No TX P50VT50B Y PR50VT50 SC Board 2 3 S 22 ...
Page 69: ...Model No TX P50VT50B Y PR50VT50 SC Board 3 3 S 23 ...
Page 70: ...Model No TX P50VT50B Y PR50VT50 SS Board 1 2 S 24 ...
Page 71: ...Model No TX P50VT50B Y PR50VT50 SS Board 2 2 and SS2 Board S 25 ...
Page 72: ...Model No TX P50VT50B Y PR50VT50 A Board Foil side S 26 ...
Page 73: ...Model No TX P50VT50B Y PR50VT50 A Board Component side S 27 ...
Page 74: ...Model No TX P50VT50B Y PR50VT50 K Board S 28 ...
Page 75: ...Model No TX P50VT50B Y PR50VT50 C1 Board S 29 ...
Page 76: ...Model No TX P50VT50B Y PR50VT50 C2 Board S 30 ...
Page 77: ...Model No TX P50VT50B Y PR50VT50 C3 Board S 31 ...
Page 78: ...Model No TX P50VT50B Y PR50VT50 SC Board Foil side S 32 ...
Page 79: ...Model No TX P50VT50B Y PR50VT50 SC Board Component side S 33 ...
Page 80: ...Model No TX P50VT50B Y PR50VT50 SS Board Foil side S 34 ...
Page 81: ...Model No TX P50VT50B Y PR50VT50 SS Board Component side S 35 ...
Page 82: ...Model No TX P50VT50B Y PR50VT50 SS2 Board S 36 ...
Page 113: ...Model No TX P50VT50B Y PR50VT50 Exploded View 1 S 67 ...
Page 114: ...Model No TX P50VT50B Y PR50VT50 Exploded View 2 S 68 ...
Page 115: ...Model No TX P50VT50B Y PR50VT50 Packing 1 S 69 ...
Page 116: ...Model No TX P50VT50B Y PR50VT50 Packing 2 S 70 ...
Page 117: ...Model No TX P50VT50B Y PR50VT50 Packing 3 S 71 ...