Read Panasonic TX-PR65VT30 Service Manual online
21
7 Troubleshooting Guide
Use the self-check function to test the unit.
1. Checking the IIC bus lines
2. Power LED Blinking timing
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.
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 con-
trol for more than 3 seconds.
trol 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 P.C.B.
TUN
TU4801
TUNER
A-BOARD
STBY
IC8000
PEAKS-LDA3 (STM)
A-BOARD
MEM1
IC8902
PEAKS EEPROM
A-BOARD
MEM2
IC8901
STM EEPROM
A-BOARD
AVSW
IC3001
AUDIO/VIDEO SW
A-BOARD
TEMP
IC2001
TEMP SENSOR
A-BOARD
LAN
IC8601
ETHERPHY
A-BOARD
ID
A-BOARD
ID2
A-BOARD
LP1
IC9300
LP1
A-BOARD
LP1 2ND
IC9500
LP1 2ND
A-BOARD
HDMI-SW
IC4700
HDMI SW
A-BOARD
IRDRV
IC5901
IR LED DRIVER
A-BOARD
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