Sharp DV-RW550U - Troubleshooting

1-11-1
E9656TS
No.
Chart
Flow
Description Page
1 The power cannot be turned on. 1-11-2
2 The fuse blows out. 1-11-2
3 When the output voltage fluctuates. 1-11-2
4 When buzz sound can be heard in the vicinity of power circuit.
Power Supply SectionDVD SectionVCR Section
1-11-2
5 -FL AL-30V is not outputted. 1-11-2
6 P-ON+9V is not outputted. 1-11-3
7 P-ON+5V is not outputted. (P-ON+9V is outputted normally.) 1-11-3
8 EV+33V is not outputted. 1-11-3
9 AL+18V is not outputted. 1-11-3
10 P-ON+11V is not outputted. 1-11-3
11 DVD-P-ON+5V is not outputted. 1-11-4
12 P-ON+2.5V is not outputted. 1-11-4
13 P-ON+3.3V is not outputted. 1-11-4
14 The fluorescent display tube does not light up. 1-11-4
1 The key operation is not functioning. 1-11-5
2
(Operation is possible from the unit.)
No operation is possible from the remote control unit.
1-11-5
3
(It can be done using the remote control unit.)
The disc tray cannot be opened and closed.
1-11-5
4 The disc tray cannot be opened and closed. 1-11-6
5 [No Disc] indicated. 1-11-6
6 Both functions of picture and sound do not operate normally. 1-11-6
7 VIDEO E-E does not appear normally. 1-11-6
8
Picture does not appear normally. 1-11-8
9 Audio E-E does not appear normally. 1-11-9
10 Audio is not outputted during playback. 1-11-11
1 The key operation is not functioning. 1-11-12
2
(Operation is possible from the unit.)
No VCR operation is possible from the remote control unit.
1-11-12
3 Cassette tape can not be loaded. 1-11-13
4 Cassette tape is ejected right after the loading. 1-11-13
5 Cassette tape can not be ejected. 1-11-13
6 Capstan Motor does not rotate. 1-11-14
7 Drum Motor does not rotate. 1-11-14
8 Drum Motor rotates only for a few seconds. 1-11-14
9 RF-SW signal is not outputted. 1-11-14
10 Video E-E does not appear. 1-11-15
11 Hi-Fi E-E audio does not operate normally. 1-11-16
12
(E-E mode is normal.)
Hi-Fi audio can not be recorded normally.
1-11-17
13
(Hi-Fi E-E mode is normal.)
Hi-Fi audio can not be playbacked normally.
1-11-17
14
mode. (E-E mode is normal.)
Audio can not be recorded normally in the linear audio
1-11-18
15
audio mode. (E-E mode is normal.)
Audio can not be playbacked normally in the linear
1-11-18
TROUBLESHOOTING
Table of Contents for the Troubleshooting Flow Charts
NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD.