JVC KD-AR270 Service Manual page 52

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3 7 63 1515 0
CD servo control section (1/2)
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L 13942296513
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2-23
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FEED-
GND
FEED+
FEED-
VF2
FEED+
RFVDD
GND
PSW
VT2
SPINDLE-
SW1
SPINDLE+ VT1
SW2
VF1
PSW
VR
SPINDLE-
SW1
LD
SW2
SPINDLE+
FOCUS-
VREF
TRACKING-
FOCUS+
TRACKING+
MD
FOCUS+
TRACKING+
FOCUS-
TRACKING-
LD
GND
MD
VR
VF1
VREF
VT1
GND
VT2
VCC
VF2
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y
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8
CN501
QGB2027M4-22S
Q Q
R565
3 6 7 1 3
150
u163
.
2 9 9 4 2 8
VREF
1 5 0 5 8 2 9 9 4
R543 1K
R544 1K
8200P
R545
R548
m
co
9 9
R539
R540
R538
30K
C524
2 8 560P 9 9
C525
0.022
C526
180P 0.022
C528
C530
C529
8200P
3.3K
3.3K
C531
0.33
C532
0.33