Sharp DV-NC150U, Руководство по обслуживанию

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1-10-1
H9641TS
TROUBLESHOOTING
Table of Contents for the Troubleshooting Flow Chats
No.
Chart
Flow
Description Page
1
The power cannot be turned on.
1-10-2
2
The fuse blows out.
1-10-2
3
When the output voltage fluctuates.
1-10-2
4
When buzz sound can be heard in the vicinity of power circuit.
P
o
wer Suppl
y Section
D
VD Section
VCR Section
1-10-2
5
-FL is not outputted.
1-10-2
6
P-ON+9V is not outputted. (AL+5V is outputted normally.)
1-10-3
7
P-ON+5V is not outputted. (P-ON+9V is outputted normally.)
1-10-3
8
TIMER+5V is not outputted. (AL+5V is outputted normally.)
1-10-3
9
AL+33V is not outputted.
1-10-3
10
AL+18V is not outputted.
1-10-3
11
DVD-P-ON+12V is not outputted.
1-10-3
12 DVD-P-ON+3.3V is not outputted. (DVD-P-ON+12V is outputted normally.) 1-10-4
13 DVD-P-ON+5V is not outputted. (DVD-P-ON+12V is outputted normally.) 1-10-4
14 EV+1.2V is not outputted. 1-10-4
15
EV+3.3V is not outputted.
1-10-4
16
The fluorescent display tube does not light up.
1-10-4
1
The key operation is not functioning.
1-10-5
2
(Operation is possible from the unit.)
No DVD operation is possible from the remote control unit.
1-10-5
3
(It can be done using the remote control unit.)
(It can not be done using the unit and the remote control unit.)
The disc tray cannot be opened and closed.
1-10-5
4
The disc tray cannot be opened and closed.
1-10-5
5
The [No Disc] indication.
1-10-6
6
Both picture and sound do not operate normally.
1-10-6
7
Picture does not appear normally.
1-10-7
8 Audio is not outputted. 1-10-8
1 The key operation is not functioning. 1-10-9
2
(Operation is possible from the unit.)
No VCR operation is possible from the remote control unit.
1-10-9
3 Cassette tape can not be loaded. 1-10-10
4
Cassette tape is ejected right after the loading.
1-10-10
5
Cassette tape can not be ejected.
1-10-10
6
Capstan Motor does not rotate.
1-10-11
7
Drum Motor does not rotate.
1-10-11
8
Drum Motor rotates only for a few seconds.
1-10-11
9
RF-SW signal is not outputted.
1-10-11
10
Video E-E does not appear.
1-10-12
11
Hi-Fi E-E audio does not operate normally.
1-10-13
12
(E-E mode is normal.)
Hi-Fi audio can not be recorded normally.
1-10-14
13
(Hi-Fi E-E mode is normal.)
Hi-Fi audio can not be playbacked normally.
1-10-14
14
(E-E mode is normal.)
Hi-Fi audio can not be recorded normally in the linear audio mode.
1-10-14
15
(E-E mode is normal.)
Hi-Fi audio can not be playbacked normally in the linear audio mode.
1-10-15
NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD.