Read Panasonic TC-32LX50 / TC-26LX50 Service Manual online
5 Troubleshooting Guide
5.1. Self-check function
When phenomena like "the power fails from time to time" or "the video/audio fails from time to time" can not be confirmed at the
time of servicing, the self-check function can be used to confirm the occurrence and to limit the scope for the defective circuits.Also,
when "the power fails from time to time", display on the screen can be used to confirm the occurrence and to limit the scope for
the defective circuits.
time of servicing, the self-check function can be used to confirm the occurrence and to limit the scope for the defective circuits.Also,
when "the power fails from time to time", display on the screen can be used to confirm the occurrence and to limit the scope for
the defective circuits.
Any programmed channels, channels caption data and some other user defined settings will be erased and return to factory setting.
5.1.1. How to access
5.1.1.1. Access
Produce TV reception screen and, while pressing [VOLUME-] button on the main unit, press [SLEEP] button on the remote
controller unit simultaneously.
controller unit simultaneously.
5.1.1.2. Exit
When one of the buttons for channel selection etc. is pressed, the display returns to the normal screen.
5.1.2. Screen display
Display
Ref No.
Description
P.C.B
MEMORY
IC1106
EEPROM
DG-Board
TNR1
TU3001
Tuner
H-Board
MTS
IC3002
TV sound multiplex decode
H-Board
SOUND
IC2001
Sound Control
H-Board
AVSW-V
IC3007
Audio input Switch
H-Board
AVSW-A
IC3001
Video input Switch
H-Board
ADV
IC4005
A/D Converter
DG-Board
GC4PRO
IC4054
Video Processor (GC4PRO)
DG-Board
GC4L
IC4057
Video Processor (GC4L)
DG-Board
HDMI
IC5003
HDMI I/F
DV-Board
9
TC-32LX50 / TC-26LX50
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