Printed Wiring Boards - Servo Section - Sony MDX-CA680 Service Manual

4-6. PRINTED WIRING BOARDS – SERVO Section – •
1 2 3
SERVO BOARD
A
OPTICAL
PICK-UP BLOCK 1
(KMS-241C)
B
16
CN102
20 1
C
C322
Q302
B C E
TP2 (SE)
+ +
R348
R349
R337
R357
C320
R350 R356
12 1
R359 C331
13 48
D
IC302
24 37
25 36
C328
C330
C324
C347
R346
E
C346 + L302
R505
X501 C516
C501 R504
F
24
25
IC501
G
40
41
C10
H
I
J
M901 M M
(SPINDLE)
K
See page 28 for Circuit Boards Location.
4 5 6
(COMPONENT SIDE)
Q301
C339 C314
32
75 51
76 50
R331
IC301
17
R317
R351
100 26
25
1
1 8
IC304
4 5
R354 R360
TP3 (TE) TP4 (FE)
1
X301
IC101
20 11
R102
10
IC502
+
1 10
R406
1 29
1
CN101
80
2 30
TP1
1 11
R525
CN103
R524
R523
R530
65
R522
64
R537
R517
A
MAIN BOARD
CN503
(Page 32)
M902
(SLED)
M M
SENSOR BOARD
(COMPONENT SIDE)
RED
BLK
11 1
M M
M903
(LOADING)
7 8 9 10
SERVO BOARD (CONDUCTOR SIDE)
1
5
9
IC307
13
C362
C359
20
+
C102 C202 +
11
+
R101 R201
C101 C201
R404
C402 R405
E
C
B
Q403
B
8 5
R365
C
E
C363
R361
1 4
D401 Q303
IC305
A K
B C E
5 4
C401
8 1
D301
C352
12
(12)
1-680-396-
SENSOR BOARD (CONDUCTOR SIDE)
(CHUCKING DETECT)
LOADING
DETECT
12
(12)
1-680-397-
29 29
11 12 13
+
C309
26
C317
22
18
14
R362
R367 R335
R333
R334
R332
C353
C345
C344 + C511
L301
R540
R542
L501
+
R521 R520
(LIMIT)
12
(12)
1-680-397-
MDX-CA680/CA680X
14 15
RB503
TH501
R510
R512
12
(12)
1-680-396-
• Semiconductor
Location
Ref. No. Location
D301 G-9
D401 F-7
IC101 D-7
IC301 B-6
IC302 D-2
IC303 B-4
IC304 C-6
IC305 G-10
IC307 B-10
IC401 F-7
IC501 G-3
IC502 D-6
Q301 A-5
Q302 C-1
Q303 F-9
Q401 E-7
Q402 F-9
Q403 E-9