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Q Q
3 7 6 3 1 5 1 5 0
CD servo control section
5
4
T E
L
1 3 9 4 2 2 9 6 5 1 3
3
2
w w w
1
A
B
KD-SX992R/KD-SX921R
TR-
MSW
FEED-
MD
VF2
Vc
FEED+
SPD+
R506
SPD-
VCC
8.2k
PSW
VT2
SW2
SW1
SW1
GND
VT1
FEED+
SW2
VF1
FEED-
PSW
GND
R539
VR
VF2
Vcc
SPINDLE-
150( 1/10W)
LD
VT2
SPINDLE+
VT1
FOCUS-
VF1
VR
VREF
FOCUS+
LD
MD
F-
TRACKING+
F+
TR+
TRACKING-
R511
1.5k
LM
R512
1.5k
R513
1.5k
D502
1SS355-X
R514
47K
D503
1SS355-X
Q502
2SD601A( R)
C532
R533
RF
VREF
1k
82p
C533
R534
R532
R531
R535
0.01
15k
2k
10k
100
C531
C530
C534
0.1
5p
0.1
VF1
R523
82k
R524
82k
VF2
R525
330k
VT2
VT1
R526
330k
VCC
C521
0.01
C525
C522
C523
0.01
100/10
C524
Q521
0.01
2SB1241
x
a o
y
.
i
C
http://www.xiaoyu163.com
KD-SX992R/KD-SX921R
R504
15k
DMO
R502
8.2k
FOO
R503
4.7k
C501
FMO
47/6.3
Q501
2SB1322
R516
0
D501
D504
DSK10C-T1
DSK10C-T1
R501
33k
TRO
C502
C503
0.01
100/10
C529
C528
0.01
100/10
VREF
Q
Q
R538
3
7
6
33K
L541
4.7u
R537
CD-RW
L543
4.7u
0
C567
0.1
C575
100/10
C568
100/10
C569
0.01
C527
0.0068
R529
R536
82k
820
BUS0
BUCK
BUS1
CCE
BUS2
RST
BUS3
Q541
100/10
UN2111
L542
R558
SW5V
R527
10k
4.7u
22
C571
C572
R528
22
100/10
0.01
CDON
Q542
UN2211
CD signal
u 1 6 3
2-4
D
E
http://www.xiaoyu163.com
2
4
8
9
9
R595
R592
33k
C592
R594
R591
C593
R593
12k
0
150
18k
120p
4.7/25
C594
C591
820p
820p
IC581
NJM4565M-WE
C581
C584
820p
820p
R584
R581
C582
12k
R583
C583
120p
R585
150
18k
R582
33k
4.7/25
0
C596
100/10
C558
0.047
C557
0.047
C563
C562
C554
470p
10p
10p
C553
470p
R553
R550
0
1M
SEL
X541
R549
0
TEB
R546
0
QAX0413-001Z
RFGC
3
1
5
1
5
0
8
9
IC541
TC94A14FA
C550
TE
0.033
RFDC
FE
C548
RFRP
R545
0.033
C549
10k
C547
0.01
100/10
RF
C546
0.0027
C545
0.01
C544
R544
0.015
33k
R543
470k
R559
2.2M
R541
C543
5.6k
47p
C570
1/50
C541
C542
0.01
100/10
m
c o
.
F
2
8
9
9
CD.L
CD.R
9V
2
4
9
8
2
9
9
9V
FDECT
CD.R
A-GND
CD.L
VDD5V
PSW
SW1
SW2
LM
MSW
CDON
CD-RW
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
RST
SW5V
CD8V
GND
G
H
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