Toshiba RD-XV47KB User Manual

1-11-7 E3B90TR
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 service it if defective.
Check the periphery of JK2001 from Pin (22) of
IC1509 and service it if defective.
Check the periphery of JK1505 from Pin (38, 39,
40) of IC1509 and service it if defective.
Check the periphery of JK1510 from
Pin (36) of IC1509 and service it if defective.
Check the periphery of JK1510 from
Pin (34) of IC1509 and service it if defective.
Are the video signals outputted to the specific
output terminal?
Are the luminance signals outputted to the
S-VIDEO OUT terminal (JK1510)?
Are the chroma signals outputted to the
S-VIDEO OUT terminal (JK1510)?
No
No
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 composite video signals outputted to
the VIDEO OUT terminal (JK1505)?
Are the video signals outputted to each pin of
CN1502?
Replace the DVD MECHANISM & DVD MAIN
BOARD ASSEMBLY.
Check the line between each pin of CN1502 and
each pin of IC1509, and service it if defective.
Are the video signals shown above inputted into
each pin of IC1509?
Ye s
No
No
CN1502 VIDEO-Y(I/P)-OUT24PIN
CN1502 VIDEO-Y(I)-OUT30PIN
CN1502 VIDEO-Pr/Cr-OUT26PIN
CN1502 VIDEO-Pb/Cb-OUT28PIN
CN1502 VIDEO-C-OUT
VIDEO-Y(I/P)-OUT
VIDEO-
Pr/Cr- OUT
VIDEO-
Pb/Cb -OUT
VIDEO-C-OUT
22PIN
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 Y-OUT36PIN
IC1509 C-OUT34PIN
IC1509 VIDEO-OUT 1 (AV1)30PIN
IC1509 VIDEO-OUT 2 (AV2)22PIN
IC1509 VIDEO-Y40PIN
IC1509 VIDEO-Pr/Cr39PIN
IC1509 VIDEO-Pb/Cb38PIN
CN1502 → IC150924PIN
CN1502 → IC150926PIN
CN1502 → IC150928PIN
→ IC1509
22PIN
51PIN
VIDEO-Y(I)-OUTCN1502 → IC150930PIN 55PIN
52PIN
53PIN
57PINCN1502
Check the AL+5V(2) , AL+9V
line and service it if defective.
Replace IC1509.
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?

Toshiba RD-XV47KB Specifications

General

Brand	Toshiba
Model	RD-XV47KB
Category	DVD Recorder
Language	English