Sony XR-CA330 / XR-CA340 Service Manual ▷ View online
17
XR-CA330/CA340
Adjustment Location:
– Set Upper View –
TU100
RV2
FM Stereo Separation Adjustment
FM Stereo Separation Adjustment
Tape Speed Adjustment
RV3
FM Auto Seek/Stop Level Adjustment
FM Auto Seek/Stop Level Adjustment
RV1
AM Auto Seek/Stop Level Adjustment
AM Auto Seek/Stop Level Adjustment
– Set Bottom View –
10 k (AM)
200 k (FM)
200 k (FM)
N
9 k (AM)
50 k (FM)
50 k (FM)
FREQUENCY
SELECT
switch
S60
(XR-CA340 only)
18
XR-CA330/CA340
SECTION 5
DIAGRAMS
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
C
: panel designation.
•
A
: B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : AM
〈〈
〉〉
: TAPE PLAYBACK
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
f
: AM
E
: TAPE PLAYBACK
L
: BUS AUDIO IN
Note on Printed Wiring Board:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
z
: Through hole.
•
: Pattern from the side which enables seeing.
•
: Carbon pattern.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.
5-1.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
XR-CA330/CA340
19
19
D100
I-3
D351
H-4
D450
D-5
D500
C-7
D501
C-7
D502
C-7
D503
C-7
D504
C-7
D505
D-7
D506
D-7
D507
D-7
D620
D-6
D622
D-5
D630
D-6
D640
D-10
D650
G-11
D700
H-11
D710
D-11
D720
E-9
D721
D-8
D723
D-8
D724
D-9
D731
H-12
D740
D-10
D741
E-10
D750
J-10
D800
E-11
D801
D-11
D802
E-11
D805
E-11
IC1
G-8
IC2
G-11
IC350
G-4
IC400
E-4
IC500
B-7
IC800
E-11
Q450
D-4
Q451
D-4
Q452
D-5
Q453
D-3
Q620
D-5
Q621
E-6
Q630
E-6
Q640
E-10
Q650
G-11
Q700
I-11
Q702
I-10
Q703
I-11
Q704
I-10
Q720
E-9
Q721
E-9
Q722
E-8
Q724
E-7
Q725
E-8
Q726
E-7
Q730
H-11
Q731
H-11
Q732
G-11
Q733
H-11
Q734
H-10
Q740
D-10
Q741
E-10
Q750
I-10
R703
J-10
R27
R802
R803
R801
EC
B
Q741
C741
R740
R800
C800
R811
R810
BC
E
Q650
C81
IC2
3
4
2
1
EC
B
Q732
EC
B
Q731
C731
R732
R81
C733
R11
R608
EC
B
Q733
EC
B
Q734
E
C
B
Q730
R700
R705
EC
B
Q702
EC
B
Q704
EC
B
Q750
C750
R753
R751
R752
D750
K
A
C4
C3
R9
R8
R10
C1
C2
R4
R3
C5
C21
C22
R22
R23
C82
R208
R644
BC
E
Q640
BC
E
Q720
BC
E
Q721
D720
A
K
R643
R642
R641
R720
C721
EC
B
Q725
R728
BC
E
Q726
C500
C465
R632
R633
EC
B
Q630
R635
R634
C50
C504
R502
R620
R621
R500
EC
B
Q621
C621
C501
C467
C464
C466
C463
C462
BC
E
Q620
R503
C443
C442
R452
R451
BC
E
Q451
EC
B
Q452
R460
R456
C458
C456
R459
R455
C454
C460
R461
R457
R458
R454
BC
E
Q453
EC
B
Q450
R450
R453
C430
R430
R432
C431
R433
R431
C440
C441
C415
C414
R411
R410
C413
C411
C164
C401
C425
R421
R420
C424
C423
C421
C403
R401
C51
C52
R41
R62
R63
R64
R61
R76
R69
R1
R2
C8
R73
R70
R71
R72
R68
R12
R358
R356
C358
C367
R361
C366
R362
C357
R365
R357
C359
R359
R360
C131
R131
C363
R352
C352
C365
R350
C350
C364
C351
R351
R363
R354
R355
C362
C120
R122
R130
R120
C130
R123
C121
R121
C104
R855
R116
R115
R117
R111
C111
C361
C356
C165
R108
C109
R103
C103
C101
L101
C702
C700
C506
R730
R853
IC400
1
18
36
19
IC1
1
25
26
50
51
75
76
100
IC800
1
7
14
8
IC350
5
8
4
1
L710
D710
D801
D802
D800
D805
R650
D650
C730
+
D731
R731
C732
C734
+
+
C743
+
D700
CN350
1
8
1-683-562-
11
Q700
Q703
R702
R701
R703
S1
(RESET)
R607
R67
X4
R733
R105
R107
R106
L1
R21
C742
C740
+
+
C720
+
D640
R640
C722
+
Q740
D741
D740
TH800
C710
+
CN800
1
2
3
4
5
6
7
8
C801
+
CN700
(POWER)
16
8
9
1
F901
18
17
19
D724
Q722
R722
R721
R26
X1
R622
R501
R34
R33
R32
R631
R725
Q724
S60
FM
200K
r
50K
AM
10K
r
9K
FREQUENCY
SELECT
S60
C7
+
R852
D721
D723
IC500
25
24
1
2
D500
D501
D503
D502
C507
+
D630
R630
D622
D620
C503
+
C622
C620
+
+
R104
R102
C420
C400
+
+
C354
C161
C124
+
+
+
C422
C426
+
+
C402
+
D450
C452
C451
+
+
C163
C162
L
R
BUS
AUIDO IN
+
+
L
R
AUDIO
OUT
CN400
C450
C453
+
+
C416
+
C412
C410
C125
+
+
+
C355
C160
+
+
1
26
TU100
FM/AM TUNER UNIT
14
13
D100
C360
C353
R364
+
+
CN600
1
2
11
12
A
CONTROL BOARD
CN900
R606
R605
R604
R603
R602
R601
R600
CP100
ANT100
(FM/AM ANTENNA)
C102
L100
+
5
4
8
7
6
2
1
3
(FRONT VIEW)
(FOR SONY BUS)
BUS CONTROL IN
CN800
1
8
M901
(CAPSTAN/REEL)
M
RED
BLU
S901
(DIRECTION)
REV
m
FWD
BRN
BRN
ORG
ORG
S902
(FF/REW)
(OFF : PLAYBACK)
S903
(TAPE DETECT)
(ON : TAPE IN)
YEL
YEL
TO
CN350
TO
CN700
9
1
FRONT LCH (+)
FRONT LCH (–)
REAR LCH (+)
REAR LCH (–)
REAR RCH (+)
REAR RCH (–)
FRONT RCH (+)
FRONT RCH (–)
AMP REM
ATT
ANT REM
ACC
GND
BATT
10
2
11
3
12
4
13
5
14
6
15
7
16
8
CN300
1
3
HP901
PLAYBACK
HEAD
C640
+
D505
D504
D507
D506
D351
R704
MAIN BOARD
R724
R723
R706
R353
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
12
13
J
(CHASSIS)
R366
R7
(CHASSIS)
(CA330)
(CA330)
(CA340)
(CA340)
(CA330)
(CA330)
(CA340)
(CA340)
(CA340)
(CA340)
C505
(TYPE B)
C502
+
(TYPE B)
WHT
WHT/BLK
GRN
GRN/BLK
VIO
VIO/BLK
GRY
GRY/BLK
BLU/WHT
LIGHT BLU
BLU
RED
BLK
YEL
5-2.
PRINTED WIRING BOARD – MAIN Board –
•
Refer to servicing note (page 2) for discrimination of TYPE A/B.
Ref. No.
Location
• Semiconductor
Location
(Page 22)
Ver 1.2
XR-CA330/CA340
20
20
5-3.
SCHEMATIC DIAGRAM – MAIN Board (1/2) –
•
See page 24 for Waveforms.
(Page
23)
(Page
21)
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