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No picture (LED orange)
No picture
The button if under control
NG
OK
Measure U201 PIN2=2.5V
U202 PIN2=3.3V
OK
X401 oscillate waveform is
normal
OK
Replace U401
X601 oscillate waveform is
normal
NG
Check Correspondent
component
NG
Check Correspondent
component
34
OK
Replace U601
AOC LM927U
Check
NG
Correspondent
component.
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