Schematic Diagram - Mechanism Deck Section - Sony HCD-S550 Service Manual

7-10. SCHEMATIC DIAGRAM – MECHANISM DECK Section – •
IC721
RPR-220
DISC CHUCKING
DETECT SENSOR
S731
(DISC IN/OUT)
EJECT
INSERT
TP2
M711
TP1
(LOADING)
IC731
RPR-220
DISC INSERT
DETECT SENSOR
S741
ROTARY ENCODER
(MODE)
See page 72 for IC Block Diagrams.
CN721 CN702
R713
3P 3P
CK SEN LED CK SEN LED R714
CK.SENSOR CK.SENSOR
GND GND
C709
CN731 CN703 0.1
5P 5P
SW(2) SW(2)
GND GND
SW(1) SW(1)
LO MTR 2 LO MTR 2
LO MTR 1 LO MTR 1
CN761 CN707
3P 3P
D SEN LED D SEN LED
D.SENSOR D.SENSOR
GND GND
CN741 CN704
5P 5P
E4 E4
E3 E3
GND GND
E2 E2
E1 E1
330
330
A7
Q701
2SC2712
R711
LED DRIVE
330
R712 330
R709
100k
A1
LOADING
MOTOR DRIVE
A2 IC711
BA6956AN
C712 R704 R703
0.01 100 680
D711
UDZSTE-175.1B
EJECT
A8
MOTOR DRIVE
IC701
BA6956AN
R702
100
R701
680
A6
D701
UDZSTE-173.6B
A5
A4
A3
37 37
R710
1k
CN701
18P
D+5V
M+12V
M+12V
MGND
MGND
A7 CK.SENSOR
R707
C701 4.7k
A8 D.SENSOR
10
R708
50V
10k A1 SW(2)
A2 SW(1)
R706
A3 E1
10k
A4 E2
A5 E3
A6 E4
LO-MTR-R
LO-MTR-F
CK-MTR-R
CK-MTR-F
SENSE-LED
CN706 CN751
C713 2P 2P
0.01
CK MTR 1 CK MTR 1
CK MTR 2 CK MTR 2
HCD-S550/S880
(Page 48)
M751
(EJECT)