Sharp DV-SL10H (serv.man9) Service Manual ▷ View online
1-8-5
E5752TS
FLOW CHART NO.21
Both functions of picture and sound do not operate normally.
Both functions of picture and sound do not operate normally.
Replace the DVD Main CBA.
Replace the DVD Mecha.
No
Yes
No improvement can be found.
Original DVD Main CBA is poor.
FLOW CHART NO.19
[No Disc] indicated. (When the focus servo is not functioning.)
FLOW CHART NO.20
[No Disc] indicated. (When the laser beam does not light up.)
[No Disc] indicated. (When the laser beam does not light up.)
Replace the DVD Main CBA.
Replace the DVD Mecha.
No
Yes
Replace the DVD Main CBA.
Replace the DVD Mecha.
No
Yes
No improvement can be found.
Original DVD Main CBA is poor.
No improvement can be found.
Original DVD Main CBA is poor.
1-8-6
E5752TS
FLOW CHART NO.22
Picture does not appear normally.
Set the disc on the disc tray, and playback.
Are the video signals outputted to each pin of
CN1601 on the AV CBA?
CN1601 on the AV CBA?
Replace the DVD Main CBA or DVD Mecha.
Check the line between each pin of CN1601 and
each pin of IC1401 on the AV CBA, and service it
if detective.
each pin of IC1401 on the AV CBA, and service it
if detective.
Is 5V voltage applied to the pin(1, 24) of
IC1401?
IC1401?
Replace IC1401.
Check P-ON+5V line and
service it if detective.
service it if detective.
CN1601 1PIN
→
IC1402 6PIN S-Y
CN1601 9PIN
→
IC1402 2PIN S-C
CN1601 7PIN
→
IC1402 16PIN G
CN1601 5PIN
→
IC1402 12PIN B
CN1601 3PIN
→
IC1402 14PIN R
Are the video signals shown above inputted into
each pin of IC1401?
each pin of IC1401?
Are the video signals outputted to each pin
of IC1401?
of IC1401?
Yes
Yes
No
Yes
Yes
No
No
No
CN1601 1PIN S-Y
CN1601 9PIN S-C
CN1601 7PIN G
CN1601 5PIN B
CN1601 3PIN R
CN1601 9PIN S-C
CN1601 7PIN G
CN1601 5PIN B
CN1601 3PIN R
IC1402 6PIN S-Y
IC1402 2PIN S-C
IC1402 16PIN G
IC1402 12PIN B
IC1402 14PIN R
IC1402 2PIN S-C
IC1402 16PIN G
IC1402 12PIN B
IC1402 14PIN R
IC1402 31PIN CVBS
IC1402 28PIN S-Y
IC1402 33PIN S-C
IC1402 19PIN G
IC1402 25PIN B
IC1402 22PIN R
IC1402 28PIN S-Y
IC1402 33PIN S-C
IC1402 19PIN G
IC1402 25PIN B
IC1402 22PIN R
Check the periphery of JK1404 from Pins (19, 22,
25) of IC1401 and service it if detective.
25) of IC1401 and service it if detective.
Check the periphery of JK1402 and JK1404 from
Pin(31) of IC1401 and service it if detective.
Pin(31) of IC1401 and service it if detective.
Check the periphery of JK1401 from
Pin (28) of IC1401 and service it if detective.
Pin (28) of IC1401 and service it if detective.
Check the periphery of JK1401 from
Pin (33) of IC1401 and service it if detective.
Pin (33) of IC1401 and service it if detective.
Are the video signals outputted to the specific
output terminal?
output terminal?
Are the component video signals outputted to the
VIDEO OUT terminal (JK1404)?
VIDEO OUT terminal (JK1404)?
Are the luminance signals outputted to the
S-OUT terminal (JK1401)?
S-OUT terminal (JK1401)?
Are the chroma signals outputted to the
S-OUT terminal (JK1401)?
S-OUT terminal (JK1401)?
No
No
No
No
Are the composite video signals outputted to
the VIDEO OUT terminal (JK1402, JK1404)?
the VIDEO OUT terminal (JK1402, JK1404)?
1-8-7
E5752TS
FLOW CHART NO.23
Audio is not outputted.
Set the disc on the disc tray, and playback.
Are the analog audio signals outputted to each pin
of CN1601 on AV CBA?
of CN1601 on AV CBA?
Is the "H" level mute signal outputted to CN1601
on AV CBA ?
on AV CBA ?
CN1601 13PIN AUDIO-L
CN1601 15PIN AUDIO-R
CN1601 15PIN AUDIO-R
CN1601 12PIN A-MUTE
CN1601 16PIN A-R-MUTE
CN1601 14PIN A-L-MUTE
CN1601 16PIN A-R-MUTE
CN1601 14PIN A-L-MUTE
IC1201 1PIN AUDIO-L
IC1201 7PIN AUDIO-R
IC1201 7PIN AUDIO-R
IC1201 2PIN AUDIO-L
IC1201 6PIN AUDIO-R
IC1201 6PIN AUDIO-R
Replace the DVD Main CBA or DVD Mecha.
Replace the DVD Main CBA or DVD Mecha.
Replace IC1201.
Check the periphery between Pins(1,7) of IC1201
and JK1402, and service it if detective.
and JK1402, and service it if detective.
Check each line between each pin of CN1601
and each pin of IC1201 on AV CBA, and service it
if detective.
and each pin of IC1201 on AV CBA, and service it
if detective.
CN1601 13PIN
→
IC1201 2PIN AUDIO-L
CN1601 15PIN
→
IC1201 6PIN AUDIO-R
Are the analog audio signals inputted to each pin
of IC1201?
of IC1201?
Are the analog audio signals inputted to each pin
of IC1201?
of IC1201?
Are the audio signals outputted to the specific
output terminal?
output terminal?
Are the audio signals outputted to the audio
terminal (JK1402)?
terminal (JK1402)?
Yes
Yes
Yes
Yes
No
No
No
No
No
1-8-7
E5752TS
FLOW CHART NO.23
Audio is not outputted.
Set the disc on the disc tray, and playback.
Are the analog audio signals outputted to each pin
of CN1601 on AV CBA?
of CN1601 on AV CBA?
Is the "H" level mute signal outputted to CN1601
on AV CBA ?
on AV CBA ?
CN1601 13PIN AUDIO-L
CN1601 15PIN AUDIO-R
CN1601 15PIN AUDIO-R
CN1601 12PIN A-MUTE
CN1601 16PIN A-R-MUTE
CN1601 14PIN A-L-MUTE
CN1601 16PIN A-R-MUTE
CN1601 14PIN A-L-MUTE
IC1201 1PIN AUDIO-L
IC1201 7PIN AUDIO-R
IC1201 7PIN AUDIO-R
IC1201 2PIN AUDIO-L
IC1201 6PIN AUDIO-R
IC1201 6PIN AUDIO-R
Replace the DVD Main CBA or DVD Mecha.
Replace the DVD Main CBA or DVD Mecha.
Replace IC1201.
Check the periphery between Pins(1,7) of IC1201
and JK1402, and service it if detective.
and JK1402, and service it if detective.
Check each line between each pin of CN1601
and each pin of IC1201 on AV CBA, and service it
if detective.
and each pin of IC1201 on AV CBA, and service it
if detective.
CN1601 13PIN
→
IC1201 2PIN AUDIO-L
CN1601 15PIN
→
IC1201 6PIN AUDIO-R
Are the analog audio signals inputted to each pin
of IC1201?
of IC1201?
Are the analog audio signals inputted to each pin
of IC1201?
of IC1201?
Are the audio signals outputted to the specific
output terminal?
output terminal?
Are the audio signals outputted to the audio
terminal (JK1402)?
terminal (JK1402)?
Yes
Yes
Yes
Yes
No
No
No
No
No
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