Read Panasonic TX-42AR400 Service Manual online
TX-42AR400
11
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:
defective block can be identified by the number of blinking times of the Power LED on the front panel of the unit as follow:
6.3.
Method of detecting SOS
1. BL_SOS
Detection beginning after one second pass from ‘BL_ON’=ON
2. TV_SOS
Detection beginning after one second pass from ‘AMP_SHUTDOWN’=ON
3. SOUND_SOS
Detection beginning ‘AMP_SHUTDOWN’=ON
Priority
Name
Factor
R_LED Blink
1
BL_SOS
SOS from PANEL inverter
1
2
TV_SOS
TCON power down
3
3
SOUND_SOS
SOS from audio AMP
9
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