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TROUBLESHOOTING
2.2 LED Blinking: 3x (AUD_ ERR) – XR-*80K / *80CK
3x blinking
(AUD_ERR)
B-Board
Audio Amp Fuse broken?
TV
B-Board
Power OFF
Audio Amp PVDD-GND short?
check
B-Board
Audio Amp DVDD-GND short?
B-Board
TV
Audio Amp PVDD OK?
Power ON
Before enter 3x blinking, Check
check
voltage supplied to B-Board
Audio Amp PVDD for
that moment.
Yes
No
Yes
No
Yes
No
Yes
No
Replace
B-Board
NG
Replace
G-Board or LD-Board
NG
Measure the Speaker or
Tweeter Unit impedance by
multi-meter More than 10Ω or
Less than 3.6Ω ?
No
Measure the Speaker Harness
Or Tweeter harness connectivity
by multi-meter No connectivity? or
Shorted to GND/Chassis?
OK
B-Board
OK
B-Board or
LD-Board
Replace
Yes
Speaker or
Tweeter
NG
Replace
Yes
Speaker Harness or
Tweeter Harness
OK
Speaker or
Tweeter
OK
Speaker Harness or
Tweeter Harness
66
SYS SET
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