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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
FEED-
FEED+
SPINDLE-
3
SPINDLE+
REST
LOADING+
LOADING-
SW2
SW1
SW3
SW4
LD
TRACKING-
TRACKING+
FOCUS+
FOCUS-
VREF
MD
VR
VC
VE
VA
VB
VF
VCC
2
w w w
1
A
B
KD-S50
IC541
LA6567H-X
FEED-
FEED+
SPINDLE-
SPINDLE+
REST
LOADING+
LOADING-
SW2
SW1
SW3
SW4
LD
TRACKING-
TRACKING+
FOCUS+
C524
R512
VE
FOCUS-
56k
0.001
VREF
MD
C525
VF
R513
56k
0.001
VC
R514
VE
VC
VA
12k
R515
VB
12k
VF
R516
VCC
VB
12k
CN501
R517
VA
QGB2027M1-26S
12k
IC501
AN8806SB-W
MD
VCC
C530
68p
LD
x
a o
y
.
i
C
http://www.xiaoyu163.com
KD-S50
DSK10C-T1
C543
C541
0.033
22/16
Q541
2SA1706/ST/-T
R550
6.8k
Q
Q
3
7
6
VREF
TP
C522
0.022
C523
FE TE
R506
C519
0.022
22k
0.047
TP
TP
R509
R508
22k
100k
C520
C521
47P
560p
RFENV
C513
330p
L501
4.7u
TP
RF
u 1 6 3
.
2-4
D
E
8
9
2
4
9
D551
IC561
MN6627482WA
TRV
TVD
ECM
ECS
KICK
TRD
FOD
FBAL
TBAL
FE
TE
RFENV
VDET
OFTR
TRCRS
RFDET
BDO
3
1
5
1
5
0
8
9
2
LDON
C563
ARF
0.001
X561
QAX0714-001Z
TP
ARF
R573
33k
DSP.LCH
DSP.GND
DSP.RCH
R151
C152
R153
27k
18k
4.7/25
C153
R152
12k
C155
150p
47/6.3
R154
R156
22k
22k
R254
R258
22k
22k
C255
47/6.3
R252
C253
12k
150p
C252
R251
R253
18k
27k
4.7/25
m
c o
CD signal
F
8
2
9
9
REST
SW1
SW2
SW3
SW4
LM1
LM0
CD8V
CD.RESET
STATUS
SUBQ
SQCK
TLOCK
FLOCK
C574
CD.SENSE
0.01
MLD
C573
MDATA
220/6.3
MCLK
BLKCK
R560
100
CD.RCH
4
9
8
2
9
GND
9
CD.LCH
L562
4.7u
CD.RCH
A.GND
R155
CD.LCH
1.5k
IC151
NJM4565M
R255
1.5k
G
H
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