JVC KD-S6250 Service Manual page 24

CD servo & control section
5
4
FEED-
FEED+
SPINDLE-
SPINDLE+
REST
LOADING+
LOADING-
SW2
3
SW1
SW3
SW4
LD
TRACKING-
TRACKING+
FOCUS+
FOCUS-
VREF
MD
VR
VC
VE
VA
VB
VF
VCC
2
1
A B
C543
0.033
IC541
LA6557H-X
FEED-
FEED+
SPINDLE-
SPINDLE+
REST
LOADING+
LOADING-
GND
SW2
SW1
SW3
SW4
LD
TRACKING-
TRACKING+
FOCUS+
C524 C522
VE R512
FOCUS-
56k
0.001 0.022
VREF
C525 C523
VF R513
MD
56k
0.001 0.022
VC
R514
VC
VE
12k
VA
R515
VB 12k
R516
VF VB
VCC 12k
R517
VA
CN501
12k
QGB2027M1-26S
IC501
AN8806SB-W
MD
VCC
C503
68p
LD
C527
0.022
C
D551
DSK10C-T1
C541
22/16
Q541
2SA1706/ST/-T
TRV
TVD
ECM
ECS
KICK
TRD
FOD
FBAL
TBAL
FE
R550
TE
6.8k RFENV
VDET
OFTR
TRCRS
RFDET
BDO
LDON
ARF
VREF
TP
FE
TE
C519
R506
22k
0.047
TP TP
R509 R508
22k 100k
C520
C521
47p
560p
RFENV
GND
GND
BT BT
GND
C513
330p
L501
4.7U
RF
TP
D E
IC561
MN6627482WA
C563
0.001 X561
TP QAX0714-001Z
ARF
R573
33k
R151 C152
R153
18k 27k
4.7/25
C153
R152
C155 12k
150p
47/6.3
R154 R156
22k
22k
R256
R254
22k 22k
C255
47/6.3
R252 C253
12k
150p
C252
R251 R253
18k 27k
4.7/25
F
KD-S6250/KD-S580
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( 1/8W) CD.RCH
GND
CD.LCH
L562
4.7U
R155
1.5k
IC151
NJM4565M-WE
R255
1.5k
CD signal
G
2-3