Self-Check Function; How To Access; Screen Display; Display Phenomenon And Treatment Method - Panasonic TC-15LT1 Service Manual

3 Self-check function

3.1.

How to access

3.1.1. Access
While pressing [VOL-] button on the main unit, press [SLEEP] button on the remote control unit simultaneously.
3.1.2. Exit
When any button, like channel selection, is pressed on the remote control unit, the display returns to the normal screen.
3.2.

Screen display

3.3.

Display phenomenon and treatment method

Display Self-check
symbol
H10 NG in red
H21 NG in red
H30 NG in red
H32 No OSD
H36 No OSD
H45 NG in red
H90 Power interrupted
self-check
H91 No OSD
H93 NG in red
Phenomenon/condition
No TV picture
No audio output
No audio output
No video output (Black screen)
No audio output
Horizontal black and white stripes on screen with enhanced
back light
White lines on black screen (No synchronization)
No video output, but OSD appears and audio output is
available.
by Power interrupted by self-check
No screen display. LED red only.
No video output, but OSD appears and audio output is
available.
Treatment method
Replace TNR001.
Replace IC2301.
Replace IC4003.
Replace digital module.
Replace digital module.
Replace digital module.
Replace IC1005.
Replace IC1007.
Replace digital module.
5
TC-15LT1
PCB
B-PCB
Main PCB
Main PCB
Digital module
Digital module
Digital module
Main PCB
Main PCB
Digital module