Read Sharp DV-S15 (serv.man18) Service Manual online
1-8-4
E56H0TS
FLOW CHART NO.13
PON 1.8V is not outputted.
FLOW CHART NO.14
The disc tray cannot be opened and closed.
(It can be done using the remote control unit.)
(It can be done using the remote control unit.)
FLOW CHART NO.15
The disc tray cannot be opened and closed.
FLOW CHART NO.16
[No Disc] is indicated. (When the focus error occur.)
Replace the DVD Main CBA Unit.
Is 2.5V voltage supplied at pin(1) of IC1002?
Is 0V voltage supplied to Pin(9) of IC2001 when
the OPEN/CLOSE button is activated on the DVD?
the OPEN/CLOSE button is activated on the DVD?
See FLOW CHART NO. 15. <The disc tray cannot be opened and closed.>
Is the "H" pulse inputted into pin(4) of IC1002?
Replace IC1002.
Replace the DVD Main CBA Unit.
No improvement can be found.
No improvement can be found.
Replace the DVD Mecha.
Check D1013, C1014 and the periphery circuit.
Check PWRCON line.
Check the SW2014 and OPEN/CLOSE button.
The malfunction of the original DVD Main CBA Unit.
The malfunction of the original DVD Main CBA Unit.
Yes
Yes
No
Yes
No
No
No
Yes
Replace the DVD Mecha.
No
Yes
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