Toshiba D-VR40SF Service Manual page 33

"D"
Are the analog audio signals outputted to each pin
of IC1518?
IC1518 21,25PIN AUDIO-OUT 1 (AV1)
IC1518 22,26PIN AUDIO-OUT 2 (AV2)
Are the audio signals outputted to the specific
output terminal?
Are the audio signals outputted to the audio
terminal (JK1502)?
Are the audio signals outputted to the audio
terminal (JK2001)?
Are the audio signals outputted to the audio
terminal (JK1505)?
Yes
No
Is 12V voltage supplied to Pin(2,4) of IC1518?
Yes
Replace IC1518.
Check the periphery between Pin(21,25) of IC1518
and the audio terminal (JK1502), and service it if
No
defective.
Check the periphery between Pin(22,26) of IC1518
No
and the audio terminal (JK2001), and service it if
defective.
No
Check the periphery between Pin(1,7) of IC1513
and the audio terminal (JK1505), and service it if
defective.
1-10-12
No
Check the AL+12V line and
service it if defective.
E9BA1TR