1-11-9 E3NG1TR
FLOW CHART NO.5
Picture does not appear normally.
Set the disc on the disc tray, and playback it.
(DVD MODE)
Or, playback by selecting the picture in HDD top menu.
(HDD MODE)
Are the video signals outputted to each pin of IC1509?
Ye s
Ye s
No
Check the periphery of JK1504 from Pin (30) of IC1509
and replace P1(AV ASSEMBLY) if defective.
Check the periphery of JK2001 from Pin (22) of IC1509
and replace P1(AV ASSEMBLY) if defective.
Check the periphery of JK1505 from Pin (38, 39, 40) of
IC1509 and replace P1(AV ASSEMBLY) if defective.
Are the video signals outputted to the specific
output terminal?
No
No
No
Are the composite video signals outputted to
the VIDEO OUT (AV1) terminal (JK1504)?
Are the composite video signals outputted to
the VIDEO OUT (AV2) terminal (JK2001)?
Are the component video signals outputted to
the VIDEO OUT terminal (JK1505)?
Are the video signals outputted to each pin of CN1502?
Replace the P2(DVD MECHANISM & DVD/HDD MAIN
BOARD ASSEMBLY).
Check the line between each pin of CN1502 and each
pin of IC1509, and replace P1(AV ASSEMBLY) if
defective.
Are the video signals shown above inputted into each
pin of IC1509?
Ye s
No
No
CN1502 VIDEO-Y(I/P)-OUT7PIN
CN1502 VIDEO-Y(I)-OUT1PIN
CN1502 VIDEO-Pr/Cr-OUT5PIN
CN1502 VIDEO-Pb/Cb-OUT3PIN
CN1502 VIDEO-C-OUT
VIDEO-Y(I/P)-OUT
VIDEO-Pr/Cr-OUT
VIDEO-Pb/Cb-OUT
VIDEO-C-OUT
9PIN
IC1509 VIDEO-Y(I/P)-OUT51PIN
IC1509 VIDEO-Y(I)-OUT55PIN
IC1509 VIDEO-Pr/Cr-OUT52PIN
IC1509 VIDEO-Pb/Cb-OUT53PIN
IC1509 VIDEO-C-OUT57PIN
IC1509 VIDEO-OUT 1 (AV1)30PIN
IC1509 VIDEO-OUT 2 (AV2)22PIN
IC1509 VIDEO-Y40PIN
IC1509 VIDEO-Pr/Cr39PIN
IC1509 VIDEO-Pb/Cb38PIN
CN1502
→
IC15097PIN
CN1502
→
IC15095PIN
CN1502
→
IC15093PIN
→
IC1509
9PIN
51PIN
VIDEO-Y(I)-OUTCN1502
→
IC15091PIN 55PIN
52PIN
53PIN
57PINCN1502
Check the ECO+5V, ECO+9V
line and replace P1(AV
ASSEMBLY) or P3(PW/SW
ASSEMBLY) if defective.
Replace P1(AV
ASSEMBLY).
Ye s N o
Is 5V voltage supplied to Pin(27,29,47,63) of IC1509?
Is 9V voltage supplied to Pin(75) of IC1509?
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