Cd Servo Control Section - JVC KD-S747 Schematic Diagrams

CD servo control section

5
GND
FEED-
VF2
FEED+
VCC
GND
VT2
SW1
VT1
SW2
4 VF1
PSW
VR
SPINDLE-
LD
SPINDLE+
FOCUS-
VREF
FOCUS+
MD
TRACKING+
TRACKING-
3
2
1
A
R563
R564
20K R562
R566
FEED- 8.2K
R565
2SB1322/RS/-T
VF2
Q561
FEED+
R567
VCC
6.8K
VT2
SW1
VT1
SW2
VF1
PSW
R519
VR
SPINDLE- 150
LD
SPINDLE+
FOCUS-
VREF
FOCUS+
MD
TRACKING+
TRACKING-
R561
33K
C565 C566
0.047 0.047
C564 C567
0.047 0.047
C562
0.01
LM
R572 1.5K R573
1.5K
C509
100/6.3
R571 1.5K
TP1
VREF C512
R513
1K
82P
C513
R514 R512 R511 R515
0.01
15K 2K 10K 100
C514
5P
VF1 R503 82K R509
VF2 R504 82K
82K
VT2 R505 330K
VT1 R506 330K
VCC
C501
0.01
C505 100/6.3
R507 22
C502
C503
0.01 100/6.3
R508
Q501 22
2SB1241/QR/-T
B C
4.7K
FMO
15K
8.2K DMO
FOO
R594
R591
C561
150 18K
47/6.3
C594
R756
R755
22
22
C584
D561
1A3G-T1
R584 R581
18K
150
TRO
C563
100/10
C599
120P
C508
0.01 C553
10P
C554
10P
R533
TP2
1M
X521
L521 4.7
R517 L523 4.7
0
CD-RW
C547 0.1
C555 100/6.3
C548 100/6.3
C549 0.01
C507
0.0068
R516
820
BUS0 BUCK
BUS1 CCE
BUS2 RST
BUS3
Q521
UN2111-X L522
R538
SW5V 4.7 10K
CDON
Q522
UN2211-X
CD signal
D E
R592 33K R595 0
C592
C593
CD.L
R593 12K
120P
4.7/25
C582
C583
R583
12K
0
R585
4.7/25 120P
R582 CD.R
33K
9V
C538 0.047
C537 0.047
C534 470P
C533 470P
R530 0
SEL
R529 0
TEB
R526 0
RFGC
IC521
TC94A14FA CD.R
A-GND
C530 0.033
CD.L
TE
9V
RFDC PSW
FE
SW1
RFRP
C528
C529
R525 SW2
0.033
100/6.3
LM
10K
C527 0.01 MSW
C526 0.0027 RF
C525 0.01
CDON
R524 CD-RW
C524
0.015
15K BUS0
R523
BUS1
470K
R539
BUS2
1.5M
BUS3
R522 BUCK
47K
R521
CCE
5.6K
RST
SW5V
CD8V
GND GND GND GND GND GND GND GND GND GND GND GND GND
F
KD-S747
G
2-3