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TROUBLESHOOTING
2.2 LED Blinking: 3x (AUD_ ERR) – XR-*A80L / *A80CL
3x blinking
(AUD_ERR)
B-Board
Audio Amp Fuse broken?
No
TV
B-Board
Power OFF
Audio Amp PVDD-GND short?
check
No
B-Board
Audio Amp DVDD-GND short?
No
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
No
Yes
Yes
Replace
B-Board
Yes
Replace
G-Board or LD-Board
Yes
Check reading measurement by
using multi-meter within this range?
Speaker = 5.1Ω ~ 6.9Ω
Piezo = 2140�������� ~ 3210��������
Exciter (77") = 3.0Ω ~ 4.0Ω
Exciter (55"/65") = 5.1Ω ~ 6.9Ω
Yes
Measure the
Speaker/Piezo/Exciter
Harness connectivity by multi-meter
No connectivity? or
Shorted to GND/Chassis?
OK
NG
OK
NG
No
Replace
Speaker/Piezo/Exciter
NG
Yes
Replace
Speaker/Piezo/Exciter
Harness
OK
OK
Finish
67
SYS SET
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