Sony XR-CA320, XR-CA320X Service Manual
XR-CA320/CA320X
SERVICE MANUAL
Ver 1.2 2001.05
E Model
XR-CA320/CA320X
Photo: XR-CA320X
Model Name Using Similar Mechanism NEW
Tape T r ansport Mechanism Type MG-36SZ11-32
CA
SPECIFICATIONS
AUDIO POWER SPECIFICATIONS (XR-CA300: US model)
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
22 watts per channel minimum continuous average power into 4 ohms, 4 channels
driven from 20 Hz to 20 kHz with no more than
Other specifications
Cassette player section
Tape track 4-track 2-channel stereo
Wow and flutter 0.13 % (WRMS)
Frequency response 30 – 15,000 Hz
Signal-to-noise ratio 55 dB
Tuner section
FM
Tuning range
Antenna terminal External antenna connector
Intermediate frequency 10.7 MHz
Usable sensitivity 11 dBf
Selectivity 75 dB at 400 kHz
Signal-to-noise ratio 62 dB (stereo),
Harmonic distortion at 1 kHz
Separation 33 dB at 1 kHz
Frequency response 30 – 15,000 Hz
AM
Tuning range
XR-CA300:
FM tuning interval:
87.5 – 107.9 MHz
(at 200 kHz step)
XR-CA320/CA320X:
FM tuning interval:
50 kHz/200 kHz
switchable
87.5 – 108.0 MHz
(at 50 kHz step)
87.5 – 107.9 MHz
(at 200 kHz step)
68 dB (mono)
0.7 % (stereo),
0.5 % (mono)
XR-CA300:
AM tuning interval:
530 – 1,710 kHz
(at 10 kHz step)
XR-CA320/CA320X:
AM tuning interval:
9 kHz/10 kHz switchable
531 – 1,602 kHz
(at 9 kHz step)
530 – 1,710 kHz
(at 10 kHz step)
5 % total harmonic distortion.
Antenna terminal External antenna connector
Intermediate frequency 10.7 MHz/450 kHz
Sensitivity 30 µV
Power amplifier section
Outputs Speaker outputs
Speaker impedance 4 – 8 ohms
Maximum power output 45 W × 4 (at 4 ohms)
General
Outputs Audio output
Input Telephone ATT control
Tone controls Bass
Power requirements 12 V DC car battery
Dimensions Approx. 178 × 50 × 178 mm
Mounting dimensions Approx. 182 × 53 × 161 mm
Mass Approx. 1.2 kg (2 lb 10 oz)
Supplied accessories Parts for installation and
Design and specifications are subject to change
without notice.
(sure seal connectors)
Power antenna relay
control lead
Power amplifier control
lead
lead (XR-CA320/CA320X only)
±10 dB at 20 Hz
Treble ±10 dB at 20 kHz
(negative ground)
1
/8 × 2 × 7 1/8 in.)
(7
(w/h/d)
1
/4 × 2 1/8 × 6 3/8 in.)
(7
(w/h/d)
connections (1 set)
Front panel case (1)
FM/AW CASSETTE CAR STEREO
9-870-234-13 Sony Corporation
2001E0500-1 e Vehicle Company
C 2001.5 Shinagawa Tec Service Manual Production Group
5-2. PRINTED WIRING BOARD – MAIN Board –
XR-CA300/CA320/CA320X
1 2 3 4 5 6 7 8 9 10 11 12 13
• Semiconductor
Location
5
4
ECB
R81
ECB
R706
D710
D805
D741
R800
Q703
6
(FRONT VIEW)
CN800
3
8
6
R803
L710
R801
C81
3
C743
+
Q732
C732
C734
+
CN350
8
2 13
2
5
IC800
1
7
R810
Q650
2
1
IC2
ECB
+
Q733
BCE
D700
R701
7
1
4
BCE
Q731
R702
R700
R705
R730
7
R811
D650
ECB
B
E
R731
Q730
1
Q700
CN800
BUS CONTROL IN
(FOR SONY BUS)
R802
D801
D802
D800
C800
14
8
R732
+
C731
D731
C
(CHASSIS)
+
R650
C801
C730
TO
CN700
TO
CN350
(CAPSTAN/REEL)
1-680-219-
11
M
M901
9
10 2
11 3
12 4
13 5
14 6
15 7
16 8
1
RED
1
BLU
BRN
S901
(DIRECTION)
REV
m
FWD
FRONT LCH (+)
FRONT LCH (–)
REAR LCH (+)
REAR LCH (–)
REAR RCH (+)
REAR RCH (–)
FRONT RCH (+)
FRONT RCH (–)
AMP REM (MAX 0.3A)
ATT
(CA320/CA320X)
ANT REM (MAX 0.1A)
ACC
GND
BATT
BRN
ORG
ORG
(TAPE DETECT)
(ON : TAPE IN)
S902
(FF/REW)
(OFF : PLAYBACK)
8
YEL
YEL
S903
A
BUS
ANT100
(FM/AM ANTENNA)
AUIDO IN
L R
CN400
AUDIO
OUT
L R
F901
MAIN BOARD
C463
Q452
C402
+
C401
C425
R421
R420
+
C420
C403
+
C400
R361
C358
R356
R358
C356
D351
KA
C505
R503
C622
R853
C506
D450
Q620
BCE
+
C620
+
R401
(CA320/CA320X)
R104
R102
D622
C621
C467
R704
C464
Q621
C501
24
25
C466
C507
IC500
C465
+
D620
R620
R621
C502
+
R500
Q630
C503
+
ECB
R622
R61
(CA300)
R64
R65
R62
R63
D630
R630
R632
R633
ECB
R635
R634
(CA320/CA320X)
R501
R41
(CA300/CA320X)
R75
R69
R76
(CA320X)
(CA320/CA320X)
D290
C290
C291
+
R290
(CA300)
R502
C504
R34
R33
R32
R27
76
R68
B
R432
C430
+
C162
R430
C163
+
R431
R433
C431
C462
C
C454
C416
+
R411
R410
C413
+
+
C125
+
D100
C111
R116
R115
1
Q453
C412
C410
C363
R117
2
R453
+
C453
C415
C414
C164
R111
C460
R457
R461
C362
1
3
CN300
R352
R606
BCE
C352
18
R355
1
R605
+
R354
C351
C350
R353
+
C353
CN600
R454
R458
ECB
R450
C450
IC400
C160
+
C357
R351
R350
R604
Q450
C359
R603
R362
C355
+
R359
R357
IC350
+
C361
R602
11
Q451
36
19
C360
R601
12
CP100
D
L100
E
+
C102
F
TU100
FM/AM TUNER UNIT
C101
L101
1
C103
C104
13
14
C411
R103
C109
R108
G
R123
C121
R121
R120
C130
R130
R122
C120
(CA300)
R131
C131
(CA300)
H
26
I
HP901
PLAYBACK
HEAD
J
R855
C702
(CHASSIS)
5
8
C451
+
C456
R455
R459
R451
R600
C422
BCE
C165
C354
+
+
C161
+
R360
C426
+
C424
C423
+
C421
4
1
C700
C458
R456
R460
R452
C452
+
C124
ECB
R724
R723
Q290
Q291
BCE
Q726
BCE
(CA320/CA320X)
R631
R71
R72
C500
2
1
9
1
D724
D721
D723
Q722
Q724
R728
Q726
BCE
50
5175
IC1
1
100
R73
R70
C8
R12
R720
C721
R722
ECB
C82
R26
R25
R23
26
25
R3
R4
C5
X1
S60
(CA320/CA320X)
R721
R852
Q725
R725
+
C7
R1
R2
Q721
Q720
R22
C2
C1
C722
R208
C21
C22
(POWER)
19
+
BCE
BCE
R10
X4
C3
C4
S60
FREQUENCY
SELECT
AM
FM
10K
200K
r
9K
50K
CN700
C720
r
R67
D720
R9
R8
R7
C710
AK
+
Q640
C640
R21
D640
R640
R641
+
R642
R643
R107
R106
17
+
R751
R752
R607
BCE
+
C740
+
C742
R644
C6
C750
Q750
BCE
KA
R753
16
TH800
Q740
R105
R11
D750
8
D740
R608
Q702
Q704
(RESET)
18
Q741
R740
C741
C733
L1
R733
Q734
8
ECB
ECB
R703
S1
Ref. No. 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
K
A
CONTROL BOARD
CN900
(Page 22)
1919
XR-CA300/CA320/CA320X
5-3. SCHEMATIC DIAGRAM – MAIN Board (1/2) – • See page 24 for Waveforms.
(Page
23)
(Page
21)
2020
5-4. SCHEMATIC DIAGRAM – MAIN Board (2/2) – • See page 24 for IC Block Diagrams.
XR-CA300/CA320/CA320X
(Page
20)
2121
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