Read Sharp DV-RW250H (serv.man2) Service Manual online
TROUBLESHOOTING GUIDE
E-25
YES
YES
YES
YES
NO
NO
NO
NO
E-E AUDIO (STEREO)
DOES NOT APPEAR
Is the voltage at pin 5,
15, 36, 46 of IC701 5V ?
Is the voltage at pin
3 of IC701 9V ?
Check POWER BLOCK.
Check POWER BLOCK.
Change IC701.
Is there Audio signal at
pin 11, 14 of IC701 ?
Is there Audio signal at
pin 78, 80 of IC701.
Check circuit around of J8001.
Check J651, J652.
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