Denon DVD-910 Service Manual page 18

Are the video signals outputted to each pin of
IC6102?
IC6102 4PIN S-Y
IC6102 15PIN Pb/Cb
IC6102 14PIN Pr/Cr
Are the video signals shown above inputted into
each pin of IC1402?
IC1402 6PIN S-Y
IC1402 2PIN S-C
IC1402 9PIN Pb/Cb
IC1402 11PIN Pr/Cr
Are the video signals outputted to each pin
of IC1402?
IC1402 21PIN CVBS
IC1402 18PIN S-Y
IC1402 23PIN S-C
IC1402 15PIN Pb/Cb
IC1402 13PIN Pr/Cr
Are the video signals outputted to the specific
output terminal?
Are the luminance signals outputted to the
S-OUT terminal (JK1401)?
Are the chroma signals outputted to the
S-OUT terminal (JK1401)?
Are the component video signals outputted to the
VIDEO OUT terminal (JK6102)?
Are the composite video signals outputted to
the VIDEO OUT terminal (JK6103)?
A
Yes
Yes
Yes
Yes
No
Is 5V voltage supplied to Pin(16) of IC6102?
Yes
Replace IC6102.
Check the line between each pin of IC6102 and
each pin of IC1402 on the AV CBA, and service it
No if detective.
4PIN → IC1402
IC6102
9PIN → IC1402
IC6102
15PIN → IC1402
IC6102
14PIN → IC1402
IC6102
No
Is 5V voltage applied to the pin(1, 24) of
IC1402?
Yes
Replace IC1402.
Check the periphery of JK1401 from
No
Pin (18) of IC1402 and service it if detective.
No Check the periphery of JK1401 from
Pin (23) of IC1402 and service it if detective.
No
Check the periphery of JK6102 from Pins (13, 15,
18) of IC1402 and service it if detective.
No
Check the periphery of JK6103 from Pin(21) of
IC1402 and service it if detective.
18
DVD-910 18
No
Check P-ON+5V line and
service it if detective.
6PIN S-Y
2PIN S-C
9PIN Pb/Cb
11PIN Pr/Cr
No
Check P-ON+5V line and
service it if detective.