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SYMPTOM: NO CVBS/SVIDEO ABNORMAL
No CVBS/SVIDEO Picture
Check if SVIDEO/CVBS
signal of U22 pin36,37,
42,40 is normal**
Yes
Replace Main PCB
SYMPTOM: NO HDMI ABNORMAL
No HDMI
Check if signal of
P4 is normal**
Yes
Check if voltage of
U12 pin 8 is 4.75V
Yes
Check if HDMI signal of
U22 pin is normal**
Yes
Replace Main PCB
* Refer to DC voltages page
** Refer to Waveforms page
No
Replace connect wire
No
Replace connection
No
Replace U12
No
Replace U22
39
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