Printed Wiring Board - Main Board - Sony XR-L240 Service Manual

5-2. PRINTED WIRING BOARD – MAIN Board – •
1 2 3
ANT100
(FM/AM ANTENNA)
A
MAIN BOARD
B
C460 C454
CP100
C
R457 R454
R461 R458
Q453
TU100
FM/AM TUNER UNIT
R453
R450
+ +
C453 C450
1 C416
D
+
C440
C441
C415
1
R411
R410
C413
IC400
C412
+
E
C411
C410
+
18
C125
+
C164
13
R103
F
C109
14 R108
C160
Q121
+
Q120
R123
1
R122
R121
G
3
Q130
CN300
R120
R353
C130 R131
+
R130
C353
C131 R150
C254
H
R253
R252
26
C250
R250
C252
HP901
C251
PLAYBACK RV100
HEAD R251
R115
I
C702
(CHASSIS) 2
CN600
1
J
A
Refer to servicing note (page 2) for discrimination of TYPE A/B.
4 5 6
R853
24
IC500
25
C467
C464
D503
C507
+
C456 C458
D504
D507
R455 R456
R459 R460
Q450
Q451
Q452
D450
D506
R451 R452
Q620
C505 D620
C451 C452
R503
+ +
C443
D622
C442
(TYPE B)
C402 D290
C620 C621
C502
+
36
C401
C290
C503
C622 C291
C426 +
+
R635
C425
+
R290
C424
R421
Q621
C50
C423
R420 C504 R502
19 C422
+
C421
+
C420
C403
C124
+
C400
R104
C161
R102
R27
+
Q151
R41
R362
C355 C354
C358
+ +
Q150
R356 R61
IC350
R358
R65
5 4
R152 75
R62
R357 C150
+
76
8 1
R359 R75
R364
R360
C359
D150
D351 C208 C204
+
C205
R258 R255
D251
11 10
C256
R256 K A
C255
C209
K A R254
5 4
C211
IC200
C257 C203
C212 R68
8 1
R202
C258
C213
IC250 Q250
R257 R201
C201
C253 20 1
R200
D250
C202
C200
R704
12
11
CONTROL BOARD
CN900
(Page 22)
7 8 9 10
F901
C500 CN700
(POWER)
19 17
2
1
16
9
D501
1 8
C710
D502 D500
+
R851
D505
D740
D722
R724
D640
R723
Q740
Q722 R640
Q290
D721 D720
C722
Q291
R641
K
Q721
C740
A
+
R720
C640
Q292
R642
C721
R643
C720
Q725
C742
Q720
R850
Q640
R30 R28
R31 R29
R21
C82
R26
51 50
C21
R105
R23 C22 R107
R106
26
IC1
25
R10
R9
R8
X4
R3
R4
100 1
C3
R1
C4
R73
X1
R70 C8
R71
Q702
R72
Q704
C750
Q750
K A
R12
D750
R753
R7
S1
(RESET)
R607
19 19
11 12 13
TO 9 1
CN700
10 2
11 3
12 4
18
13 5
14 6
BLU
15 7
RED
YEL
16 8
BLK
L710
2 1 2 1
YEL
4 3 4 3
6 5 6 5
BLU
BLK
8 7 8 7
RED
D710
Q741
D741
R809
R808
R807
R806
R805
R811
Q652
R651
D651
R810
Q651
L1
R652
Q650
R650
1 4
2 3 IC2
R81 D650
C743
+
R732
Q732 C730
+
C731
+
Q731
C732
R733 D731
R730
C734
+ Q730
Q733
Q734
D700
TO
CN350
CN350
1
8 1
Q700
M
R706 Q703
(TAPE DETECT)
M901
(ON : TAPE IN)
(CAPSTAN/REEL)
R700
S901
(DIRECTION)
R703
R705 REV
m
S902
FWD
(FF/REW)
(OFF : PLAYBACK)
(CHASSIS)
11
1-683-562-
XR-L240
Ver 1.2
• Semiconductor
Location
Ref. No. Location
D150 G-5
D250 I-5
WHT
WHT/BLK
D251 H-4
GRN
GRN/BLK D252 H-4
VIO
D290 D-7
VIO/BLK
GRY
D351 G-4
GRY/BLK
D450 D-5
D500 B-7
D501 B-7
D502 B-7
D503 B-7
D504 C-7
D505 C-7
D506 C-7
VIO D507 C-7
VIO/BLK
D620 D-6
GRY
GRY/BLK
D622 D-5
WHT
WHT/BLK
D640 D-10
GRN
GRN/BLK
D650 F-11
D651 F-12
D700 H-11
D710 D-11
D720 D-9
D721 D-8
D722 D-8
D731 G-12
D740 D-10
D741 E-10
D750 I-10
IC1 G-8
IC2 F-11
IC200 H-6
IC250 H-4
IC350 G-4
IC400 E-4
IC500 B-7
Q120 G-3
Q121 F-2
Q130 G-3
Q150 G-5
Q151 F-5
Q250 H-5
Q290 D-7
Q291 D-7
Q292 E-7
Q450 C-4
Q451 C-4
Q452 C-5
Q453 C-3
Q620 D-5
8
Q621 E-6
Q640 E-10
Q650 F-11
Q651 F-11
S903
Q652 F-11
Q700 I-11
Q702 I-10
Q703 I-11
Q704 I-10
Q720 E-9
Q721 E-9
Q722 D-8
Q725 E-8
Q730 H-11
Q731 G-11
Q732 G-11
Q733 H-11
Q734 H-10
Q740 D-10
Q741 D-10
Q750 I-10
R703 I-10