Troubleshooting - Sharp DV-NC150U Service Manual

Table of Contents for the Troubleshooting Flow Chats
Flow
Chart
No.
1 The power cannot be turned on.
The fuse blows out.
2
When the output voltage fluctuates.
3
When buzz sound can be heard in the vicinity of power circuit.
4
5 -FL is not outputted.
P-ON+9V is not outputted. (AL+5V is outputted normally.)
6
P-ON+5V is not outputted. (P-ON+9V is outputted normally.)
7
TIMER+5V is not outputted. (AL+5V is outputted normally.)
8
9 AL+33V is not outputted.
AL+18V is not outputted.
10
DVD-P-ON+12V is not outputted.
11
DVD-P-ON+3.3V is not outputted. (DVD-P-ON+12V is outputted normally.)
12
13 DVD-P-ON+5V is not outputted. (DVD-P-ON+12V is outputted normally.)
EV+1.2V is not outputted.
14
EV+3.3V is not outputted.
15
The fluorescent display tube does not light up.
16
The key operation is not functioning.
1
No DVD operation is possible from the remote control unit.
2
(Operation is possible from the unit.)
The disc tray cannot be opened and closed.
3
(It can be done using the remote control unit.)
The disc tray cannot be opened and closed.
4
(It can not be done using the unit and the remote control unit.)
The [No Disc] indication.
5
Both picture and sound do not operate normally.
6
Picture does not appear normally.
7
Audio is not outputted.
8
The key operation is not functioning.
1
No VCR operation is possible from the remote control unit.
2
(Operation is possible from the unit.)
Cassette tape can not be loaded.
3
Cassette tape is ejected right after the loading.
4
Cassette tape can not be ejected.
5
Capstan Motor does not rotate.
6
Drum Motor does not rotate.
7
Drum Motor rotates only for a few seconds.
8
RF-SW signal is not outputted.
9
Video E-E does not appear.
10
Hi-Fi E-E audio does not operate normally.
11
Hi-Fi audio can not be recorded normally.
12
(E-E mode is normal.)
Hi-Fi audio can not be playbacked normally.
13
(Hi-Fi E-E mode is normal.)
Hi-Fi audio can not be recorded normally in the linear audio mode.
14
(E-E mode is normal.)
Hi-Fi audio can not be playbacked normally in the linear audio mode.
15
(E-E mode is normal.)
NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD.

TROUBLESHOOTING

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H9641TS