TOSHIBA D-VR50KF Repair Manual

"D"
Are the analog audio signals outputted to each pin
of IC1518?
No
Is 12V voltage supplied to Pin(2,4) of IC1518?
IC1518 21,25PIN AUDIO-OUT 1 (AV1)
IC1518 22,26PIN AUDIO-OUT 2 (AV2)YesNo
Replace IC1518.Check the AL+12V line and
service it if defective.
Yes
Are the audio signals outputted to the specific Check the periphery between Pin(21,25) of IC1518
output terminal?and the audio terminal (JK1502), and service it if
Nodefective.
Are the audio signals outputted to the audio
terminal (JK1502)?
Check the periphery between Pin(22,26) of IC1518
Are the audio signals outputted to the audioNo
and the audio terminal (JK2001), and service it if
terminal (JK2001)?
defective.
Are the audio signals outputted to the audioNo
terminal (JK1505)?Check the periphery between Pin(1,7) of IC1513
and the audio terminal (JK1505), and service it if
defective.
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