Sony XR-CA300 / XR-CA320 / XR-CA320X / XRS-CA130 Service Manual ▷ View online
17
XR-CA300/CA320/CA320X
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-CA320/CA320X only)
18
XR-CA300/CA320/CA320X
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.
•
H
: adjustment for repair.
• 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-CA300/CA320/CA320X
19
19
Q621
R621
C101
L101
C103
C104
R855
C702
R130
C130
R120
R121
R123
C121
R108
C109
R103
C413
R410
R411
C411
R122
R131
C131
C363
R117
R115
R352
C352
R353
C350
R350
C351
R351
C362
R355
R354
C357
C164
C414
C415
R453
Q453
BC
E
R461
R457
C460
R432
R430
C430
C454
R454
R458
EC
B
Q450
R450
IC400
1
18
36
19
R362
R357
R359
C359
C361
C700
IC350
5
8
4
1
C165
C421
C423
C424
R451
R452
Q451
BC
E
EC
B
Q452
R459
R460
R455
R456
C456
C458
R431
R433
C431
Q620
BC
E
R503
C401
C425
R421
R420
R401
C403
R361
C358
R356
C356
R358
D351
K
A
R61
R65
R500
C621
R620
C506
R635
R41
R62
R69
R76
R68
R27
C504
R290
C290
C500
Q291
BC
E
Q726
BC
E
R502
R71
R72
R73
R70
R12
C8
R720
C721
EC
B
Q725
R25
R23
C82
R3
R4
C5
C2
C1
C3
C4
R10
C22
C21
R22
Q720
BC
E
Q721
BC
E
Q640
BC
E
R643
R642
R641
D720
AK
R644
R9
R8
R7
R753
R752
R751
D750
K
A
Q750
BC
E
C750
C6
R11
R608
R740
C741
C733
EC
B
Q741
R81
EC
B
Q734
EC
B
Q702
EC
B
Q704
R705
R700
Q733
BC
E
EC
B
Q731
R730
EC
B
Q732
IC2
C81
Q650
BC
E
R810
R801
R803
R802
C800
R811
R732
C731
E
C
B
Q730
C801
IC800
1
7
14
8
D805
D801
D802
D800
D650
C730
D731
C732
C734
D700
Q700
Q703
D741
C742
C740
C640
Q740
D740
D710
C720
D640
C710
C722
Q722
IC1
R104
R102
R622
R501
R34
R33
R32
R702
R701
R706
R733
R105
R107
R106
R21
L1
R722
R721
R26
C7
X4
X1
D622
D620
Q290
D290
C291
C507
D721
D724
C360
C353
C354
C355
C160
C161
C124
C422
C420
C400
C426
C402
C452
C451
C450
C453
C416
C412
C410
C125
CN300
C102
CN700
(POWER)
CN800
IC500
C163
C162
D450
1
25
26
50
51
75
76
100
1
26
TU100
FM/AM TUNER UNIT
CN350
1
8
16
8
9
1
F901
18
17
19
1
2
3
4
5
6
7
8
5
4
8
7
6
2
1
3
(FRONT VIEW)
(FOR SONY BUS)
BUS CONTROL IN
CN800
L
R
BUS
AUIDO IN
ANT100
(FM/AM ANTENNA)
1
3
CN600
1
2
11
12
A
CONTROL BOARD
CN900
HP901
PLAYBACK
HEAD
S1
(RESET)
(CHASSIS)
(CHASSIS)
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
1-680-219-
11
MAIN BOARD
1
2
3
4
5
6
7
8
9
10
11
12
13
A
B
C
D
E
F
G
H
I
J
K
L100
R606
R605
R604
R603
R602
R601
R600
R360
R704
C503
C622
C620
R853
25
24
1
2
R724
R723
R640
TH800
L710
R650
R731
C743
3
2
1
R703
CP100
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
EC
B
+
+
+
+
+
+
+
+
+
+
R607
+
+
+
+
+
TO
CN700
C467
C464
C466
C465
R75
(CA300/CA320X)
(CA320X)
R631
(CA320/CA320X)
R634
Q630
EC
B
R633
R632
D630
R630
(CA320/CA320X)
(CA320/CA320X)
(CA300)
14
13
+
C502
C462
C463
L
R
AUDIO
OUT
CN400
C505
(CA300)
C120
(CA300)
D100
C111
R111
R116
R63
(CA320/CA320X)
R64
(CA300)
D723
R728
Q724
Q726
BC
E
R725
R852
R1
R2
S60
R67
FM
200K
r
50K
AM
10K
r
9K
FREQUENCY
SELECT
S60
(CA320/CA320X)
9
1
FRONT LCH (+)
FRONT LCH (–)
REAR LCH (+)
REAR LCH (–)
REAR RCH (+)
REAR RCH (–)
FRONT RCH (+)
FRONT RCH (–)
AMP REM (MAX 0.3A)
ATT
ANT REM (MAX 0.1A)
ACC
GND
BATT
10
2
11
3
12
4
13
5
14
6
15
7
16
8
(CA320/CA320X)
R800
C501
R208
5-2.
PRINTED WIRING BOARD – MAIN Board –
Ref. No.
Location
• Semiconductor
Location
D100
I-3
D351
H-5
D450
D-5
D620
E-6
D622
E-6
D630
E-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
E-11
D802
E-11
D805
E-11
IC1
H-8
IC2
G-11
IC350
H-4
IC400
E-4
IC500
B-7
IC800
F-11
Q450
D-4
Q451
D-4
Q452
D-5
Q453
D-3
Q620
D-5
Q621
F-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-9
Q724
E-8
Q725
E-8
Q726
E-8
Q730
H-11
Q731
H-11
Q732
G-11
Q733
H-11
Q734
H-10
Q740
E-10
Q741
E-10
Q750
J-10
R703
J-10
(Page 22)
XR-CA300/CA320/CA320X
20
20
5-3.
SCHEMATIC DIAGRAM – MAIN Board (1/2) –
•
See page 24 for Waveforms.
(Page
23)
(Page
21)
Click on the first or last page to see other XR-CA300 / XR-CA320 / XR-CA320X / XRS-CA130 service manuals if exist.