JVC KD-S845 Schematic Diagrams page 5

CD servo control section
5
4
3
2
1
A B
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R502
R503
R501
R506
8.2k
Q501
CN601 2SB1322/RS/-T
QGB2027M2-26S
LD
SW4
VD
SW3
VB
SW1
VC
SW2
VA
MD
LOADING-
VREF
LOADING+ R504
10k
VE
VCC
VF
FOCUS+
C502
TRACKING-
0.01
TRACKING+
FOCUS-
FEED+
REST
SPINDLE+
C530
FEED-
100/10
SPINDLE-
C533 RF FE
VREF R533
C521 1k
68p
0.01
R537 R534 R532 R531
27k 2k 10k 100
C528
5p
VD R521 82k
VC R522 82k
VA R523 82k R529
VB R524 82k
82k
VE
R525 150k
VF R526 150k
C522
0.01
100/10
C526
22
R528
C523
C524
0.01 R527
100/10
22
C525 Q521
0.01
2SB1241/QR/-T
IC461
NJU7241F25-X
C461
0.1
C462
100/6.3
C454
0.001
IC451
C451 K6R1008VDTI10
100/10
L403
47u
A0 A16 D2
A1 A15 D3
A2 A14 D4
C410
A3 A13 100/10
CS OE C411 D5
0.01
D0 D7 D6
R451
C452 D1 D6 D7
10K
0.1
C412 R409
0.33 330 R410
D2 D5 330
C453
0.1 C422 0.027
D3 D4 C414
100/10
WE A12
C413
A4 A11 0.01
A5 A10
A6 A9
C415
100/10
A7 A8
C416 0.01
A2 A14
A3 A13
QAX0413-001Z
CS OE
X401
D0 D7
RA451 RA456 R411
D1
D2 D5 C420 2.2M C421
R403
22p 22p
D3 D4 10k
C401
WE A12
1/50
RA452 RA455
C
6.8k
DMO
5.6k
FMO
R587
6.8k R-CH
FOO
0
C503
47/6.3
C587
150p
D501
1A3G-T1
C597
150p
R597
L-CH
0
TRO
C501
220/10
C565
C567
100p 0.01
C529
0.01
VREF
R536
L541 47u
47k
CDRW L542 47u
C568 0.1
C569
100/10
C570 0.01
C527
0.0068
R535
820 BUCK
BUS0
CCE
BUS1
TE
RST
BUS2
BUS3
Q541
UN2111-X
L543
R545
SW5V 47u 10k
Q542
IN2211-X CDON C542 C543
0.01 1/50 L544
3.3V
C464
0 .1
C409
100/10
C463 C423
220p C408
100/6.3
0.01
L402
47u
3.3V
A11
A12 L401
47u
0 C404
R412
100/10
C406
IC401 0.01
TC94A02F-005 C405
100/10
C419
0.1
C418
100/10
OE
C403
0.01
CS
R404
10k
680
R571
C402
0.01
680
R573
680
R575
D E
R586
R584 56k
C582
R581 CD.R
R585 18k
C584 1.5k
20k 56p
4.7/25
C581
560p
C591
560p
C592
18k
R591 R595 C594
56p R596
20k R594 56k
4.7/25
CD.L
1.5k
9V
C596
C595
0.01
100/10
C559 0.047
C558 0.047
C557 470p
C556 470p
R554 0
SEL
R553 0
TEB
R552 0
RFGC
IC541
TC9490FA
C552 0.033
TE
RFDC
FE
RFRP
C551
R551 C571
0.033
0.01
10k
C550 0.01
RF
C549 0.0027
C548 0.01
R550
C547
0.015
10k
R549
470k
R548
R547
1.5M
47k
C546
R546
5.6k
47P
47u
C545 C544
0.01 100/10
C473 220/6.3
C474
R422
220/6.3
22k C472
C471 0.1
47k
0.01
IC471
R424
NJU7241F33-X
330
680
R426
330
680
R420
330
680
R440 C430 R430
C440
1k 0.01 1k
0.01
Q440 Q430
CD signal
F
KD-S845
9V
CD.R
GND
CD.L
REST
SW1
SW2
SW3
SW4
LM0
LM1
FEED+
FEED-
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
RST
CD8V
GND
MP3REQ
MP3RESET
MP3STBY
MP3DIN
MP3DOUT
MP3CLK
CDON
CDRW
SW5V
G
2-3