Troubleshooting Guide; Check Of The Iic Bus Lines; How To Access; Screen Display - Panasonic TH-49GX600N Service Manual

Chassis: km44
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TH-49GX600N

6 Troubleshooting Guide

Use the self-check function to test the unit.
1. Checking the IIC bus lines
2. Power LED Blinking timing
6.1.

Check of the IIC bus lines

6.1.1.

How to access

6.1.1.1.
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.
6.1.1.2.
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.
6.1.2.

Screen display

6.2.

Power LED Blinking timing chart

1. Subject
Information of LED Flashing timing chart.
2. Contents
When an abnormality occurs, the protection circuit will operate and reset the unit to stand by mode. During this time, the
defective block can be identified by the number of blinking times of the Power LED on the front panel of the unit as follow:
Priority
Name
1
BL_SOS
SOS from PANEL inverter
2
TV_SOS
3
SOUND_SOS
Factor
TCON power down
SOS from audio AMP
16
R_LED Blink
1
3
9

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