Printed Wiring Board - Main Board - Sony XR-CA370 Service Manual

5-2. PRINTED WIRING BOARD – MAIN Board –
1 2 3
A
ANT100
L
(ANTENNA)
MAIN BOARD
B
JC173
C
C426
C422
R408
Q402
TU100
TUNER UNIT
R404
D C103
1
+
C418
C416
+
+
C106
C405
JW51
+
IC400
R100 C409
C404
+ 1
R104
Q100
R101
E
C101
C102
JC44
C105
C104 11
R105
R106
F
17
JW42
G
C312
JW71
D300
+
C311
CN300
3
8
HP901
C306
PLAYBACK
HEAD
R310
1
R308
R304
H
14
C304
C302 C303
R306
R300 R301
JW66
C315
JW76
I
2
(CHASSIS)
1
J
4 5 6
CN400
BUS AUDIO
AUDIO IN OUT
R L R
R853
JW16
JW8
C402 C403
24
R416 R417
IC500
R414 R415
C430 C431
25
C523
C428 C429
JW6
C520
R412 JW7
R410
R411
C500
R413
+
C424 C425 C427
C420 C421 C423
R406 R407 R409
C503
JW35
Q400
Q401
Q403
R501
R402 R403 R405
JW180
Q450
C417
R450
C419 D452
C502
+
+
Q451
D250 D451
D253 JW97
C410
R451
+
C452
22
R400
JW100
C251
C506
C451
JC104 Q251
Q252
B
JW45
R421 C
C411 Q253
R420 E C505
JW105
JW46
C412
12 R419
R263
C413 JW123
R418 JW47
C414
R422
C415
R423
R401
JW48
JC132
R55
JC133
R10
R14
R11
R54
R37
JW127
R8
R9
JW126
75
R28
(CA370X)
C310
JW125 R29
(CA370)
+
R314
R30 76
JW172
R31
C307
7
R311
C211
R309
+
R206
R305
C205
C305
1
C204
11 10
R307
C206 R203
JW68
X200
C207
IC200
C208 C203
R202
C209
C314
R201
C210
20 1
C200 C202
R200 C201
JW171
R710
12
CN600
11
A
CONTROL BOARD
CN900
(Page 19)
7 8 9
F901
JW11
C507
JW10
17 18
2
9
1
1
D503
CN700
R664
D500
C701
D501 D502
+
C700
D506
D505
D507
JW23
D740
D504
JW24
TH701 TH700
JW92
Q722
D723
JC49
Q724 D653
R650
D722
D724
D721
D650
R651
R663
R652
C741
Q726 R653
+
C501 C650
Q725
R500
C740
Q650
JW140
R57
JW141
R56
R21
R22
51 50
R49
R25
R13
R43 C8
JW146
R12
IC1
26
JW117
JW103
25
R7
R6 R4
R59
R5 R3
X1
R60
L1
R51
X2
1 JW149
100
R40 C6
JW80
R39
C3
JW82
C4
R38
JW150
JW102
JW158
JW112
JW157
JW114
Q711
R655
Q651
R657
R656
R607
15 15
10 11 12
6 5 4
CN800
8 7
(BUS CONTROL IN)
3 2 1 (FOR SONY BUS)
TO
(FRONT VIEW)
CN700
CN800
19
BLU
3 2 1
8 7
6 5 4 RED
C800
16
YEL
BLK
8 R802
R801
JW20
2
JW19
YEL
4
JW18
L700
6
BLU
JW17
BLK
8
RED
JW28
JW27
D700
Q740
JW26
D800 D802
D803
Q741
C742
IC800
D741
1 14 C801
7 8
R804
JW142 JC30
D805
JW99
R814
Q800
JW77
R815
R811
JW143
4 3
C7
IC2
JW145
1 2
R81
JW144
C81
JW172
JC147
R731
Q732 R730
Q731
R351
C730
R732
R352
D731
Q730
B
D350 8
YEL
C
CN350
YEL
E
8
ORG
TO
Q350
Q351 CN350
ORG
BRN
BRN
C710
BLU
JW88
RED
Q710 (CHASSIS)
1
1
R711
R712
JW176
D651
1-686-927-
11
SW600
RESET
XR-CA370/CA370X
13
• Semiconductor
Location
Ref. No. Location
D250 D-5
D253 D-5
WHT
9 1
WHT/BLK
D300 G-3
GRN
10 2
D350 H-10
GRN/BLK
VIO
D451 D-6
11 3
VIO/BLK
GRY D452 D-6
12 4
GRY/BLK
D500 C-7
D501 C-7
13 5
D502 C-7
14 6
D503 C-7
15 7
D504 D-7
16 8 D505 D-7
D506 C-7
D507 D-7
D650 E-9
VIO
D651 J-10
1 2 1
VIO/BLK
D653 D-9
GRY
3 4 3
GRY/BLK
D700 D-10
WHT
5 6 5
WHT/BLK
D721 D-8
GRN
7 8 7
D722 D-9
GRN/BLK
D723 D-8
D724 D-9
D731 H-11
D740 D-10
D741 E-10
D800 E-10
D802 E-11
D803 E-11
D805 F-11
IC1 G-7
IC2 G-11
IC200 H-5
IC300 H-3
IC400 E-3
IC500 B-6
IC800 E-11
Q100 E-2
Q251 E-5
Q252 E-5
Q253 E-6
Q350 I-11
Q351 H-10
Q400 D-4
Q401 D-4
Q402 D-3
Q403 D-4
Q450 D-5
Q451 D-6
Q650 E-9
Q651 I-9
Q710 I-11
Q711 I-10
S903
(TAPE DETECT) Q722 D-8
(ON : TAPE IN)
Q724 D-7
S902
Q725 E-8
(FF/REW)
(OFF : PLAYBACK)
Q726 E-7
S901
Q730 H-11
(DIRECTION)
Q731 G-11
REV
m
Q732 G-10
FWD
Q740 D-10
M901
M
Q741 E-10
(CAPSTAN/REEL)
Q800 F-11