JVC KW-XC88 Service Manual page 87

Q Q
3 7 6 3 1 5 1 5 0
CD servo control, LCD & Key control section
LD
SW4
VD
SW3
VB
SW1
VC
SW2
VA
MD
LOADING-
VREF
LOADING+
VE
VCC
VF
FOCUS+
TRACKING-
TRACKING+
FOCUS-
FEED+
REST
SPINDLE+
FEED-
SPINDLE-
T E
L 1 3 9 4 2 2 9 6 5 1 3
IC502
RPM6938-V4
R509
47
WR502
WR502
R511 R512
47k 47k
PJ501
0.0047 0.0047
QNS0180-001
C511 C512
R513
C513
R501
470
w w w
.
http://www.xiaoyu163.com
C663
220/10
D691
Q691
C662
R694
2SD601A/RS/-X
0.01
IC661
47k
FAN8037
MA152WK-X
TRACKING+
FOCUS+
FOCUS-
R675
CDON CDON
R673
10k
CDON 5.1k LM0
LM1
C664
0.047
R639
2.2K
R587 R588 R589 R590 R591
R592 R593
620 620 820 1.2k 1.8k 3k 5.6k
S522 S523 S524 S525 S526 S527 S528
R598 R599
1.8k 3k
S536 S537
WR501
WR501
S521
R594 R595 R596 R597
620 620 820 1.2k
S531
S532 S533 S534 S535
R551 R552 R553 R554
620 620 820 1.2k
S501 S502 S503 S504 S505
COM8
COM7
COM6
COM5
COM4
R555 R556 COM3
620 620 COM2
COM1
S511 S512 S513
R503
R515 220
R516 220
0
Q501
2SB815/7/-X
x a o u 1 6 3
y
i
Q502
DTC114EKA-X
http://www.xiaoyu163.com
8
C612
R613
1k
82P
R614 R612 10k 100
27k 2k R611 CDRW
R615
C614
5p R617
47k
R609 R616
82k 820
C605
L621
Q601
100/6.3
47
2SB1241/QR/-T
R607 22
0.01
R620
100
C604 R608 22
C647
47/6.3
C648
100/6.3
C649
0.01
BUS0
BUS1
BUS2
BUS3
Q Q
3 7 6 3 1
SEG50 LCD1
SEG49
SEG48
SEG47
SEG46
SEG45
SEG44
SEG43
SEG42
SEG41
SEG40
SEG39
IC501
SEG38
LC75878W
SEG37
SEG36
SEG35
SEG34
SEG33
SEG32
SEG31
SEG30
SEG29
SEG28
c o
SEG27
SEG26
.
2 4
9 9 8
R252 33k CD-Rch
C253
R251 4.7/25
C252 R253
R-CH 20k 12k
120p
R151 C152 R153
12k CD-Lch
L-CH 20k
4.7/25
R152
33k
C638 0.047
C637 0.047
C634 470P
C633 470P
R630 0 SEL
X621
R629 0 TEB
R633
R626 0 RFGC
1M
C630 0.033 TE
R-CH
RFDC
FE
L-CH RFRP
C628 0.033
C629
IC621
R625 10k
TC9490FA
100/6.3
C627 0.01 RF
C626 0.0027
C625 0.01
BUCK C624 R624
0.015 33k
CCE
LSI_RESET
R623 470k
R621 R622 47k
5.6k
C623 47p
R638
10k
L624
47
5 1 5 0 8 9 2 4 9
C974
0.1
R975
CN971 270
QNZ0095-001
R974
270
CN972
QGF1016F3-15
m
2
9 9
9V
IOP
CDON
ON5V
9V
LM1
LM0
REST
SW1
SW2
SW3
SW4
CD-Lch
GND
CD-Rch
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
LSI_RESET
CDRW
CD8V
GND
8 2 9 9
CN973
QGF1016F3-21
2-3