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Mecha control circuit section
5
4
3
2
1
Note:/tr/s/jes/sx875/3181.002
FSDH3181-006CW 2/3
KD-SX870J/770J/777UR/SX875U/975U SERIES
A
KD-SX975/KD-SX875
R584
5.6K
8.2K( 1/10W)
R585
LD
LD
VCC
VCC
SW4
SW4
VF
VF
SW3
SW3
VB
VB
SW1
SW1
VA
VA
SW2
SW2
VE
VE
VC
LOADING-
LOADING+
MD
REST
VREF
SPINDLE+
FOCUS-
SPINDLE-
FOCUS+
FEED+
TRACKING+
FEED-
TRACKING-
R513
VREF
C510
56P
6.8K
C505
R514
R512 R511
0.01
47K
15K 2.2K
VCC
C504
0.01
R501
47K
VC
R502
47K
VA
R504
47K
VB
R503
47K
VF
R505
100K
VE
R506
100K
B
C
KD-SX975/KD-SX875
R583
2.4K
R582
8.2K
C583
47/6.3
20K
R581
B582
0( 1/8W)
D582
D581
DSK10C
DSK10C
GND
C571
TP1
100/6.3
RF
TP2
VREF
C573
100/6.3
R-CH
C574
0.01
L-CH
BUS0
BUCK
BUS1
CCE
BUS2
BUS3
RST
R525
10K
C521
100/6.3
C501
100/6.3
C522
0.01
R508
22( 1/10W)
R507
22( 1/10W)
Q501
2SB1322
CD/Main signal
2-4
D
E
R212
R211
24K
C211
4.7/25
R213
R-CH
R111
24K
C111
4.7/25
R113
L-CH
R112
C549
0.047
C547
0.047
X521
QAX0662-001Z
C552
0.01
C551
C546
0.047
100/6.3
R556
330
R543
3.3K
R542
15K
1.5K
R541
C540
C539
R537
C538
C537
C536
R536
33K
IC521
R534
470K
TC9462F
R533
68K
C525
0.01
R531
R532
C524
100/6.3
C526
10K
47K
C533
47P
100/6.3
F
33K
R215
0.47
12K
C213
120P
C113
120P
12K
33K
R115
0.47
RFGC
C544
560P
C543
100/6.3
C542
3300P
0.01
TE
SBAD
9V
FE
CD.R
RFRP
0.033
C532
GND
10K
0.01
CD.L
REST
0.01
C531
SW1
100/6.3
RF
2700P
SW2
SW3
0.01
SW4
LM0
LM1
C535
BUS0
100/6.3
BUS1
C534
BUS2
0.015
BUS3
BUCK
CCE
RST
CD8V
GND
GND
G
H
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