SERVICE MANUAL
FM/MW/LW CASSETTE CAR STEREO
AEP ModelUK Model
SPECIFICATIONS
XR-L240Ver 1.0 2001.10
9-873-349-01 Sony Corporation2001J0500-1 e Vehicle Company
C 2001.10 Published by Sony Engineering Corporation
Model Name Using Similar Mechanism NEW
Tape Transport Mechanism Type MG-36SZ12-32
Cassette player sectionTape track 4-track 2-channel stereoWow and flutter 0.13 % (WRMS)Frequency response 30 – 15,000 HzSignal-to-noise ratio 55 dB
Tuner sectionF MTuning range 87.5 – 108.0 MHzAerial terminal External aerial connectorIntermediate frequency 10.7 MHzUsable sensitivity 11 dBfSelectivity 75 dB at 400 kHzSignal-to-noise ratio 62 dB (stereo),
68 dB (mono)Harmonic distortion at 1 kHz
0.7 % (stereo),0.5 % (mono)
Separation 33 dB at 1 kHzFrequency response 30 – 15,000 Hz
M W / L WTuning range MW: 531 – 1,602 kHz
LW: 153 – 279 kHzAerial terminal External aerial connectorIntermediate frequency 10.7 MHz/450 kHzSensitivity MW: 30 µV
LW: 50 µV
Power amplifier sectionOutputs Speaker outputs
(sure seal connectors)Speaker impedance 4 – 8 ohmsMaximum power output 45 W × 4 (at 4 ohms)
GeneralOutputs Power aerial relay control
leadTone controls Bass ±9 dB at 100 Hz
Treble ±9 dB at 10 kHzPower requirements 12 V DC car battery
(negative earth)Dimensions Approx. 178 × 50 × 178 mm
(w/h/d)Mounting dimensions Approx. 182 × 53 × 161 mm
(w/h/d)Mass Approx. 1.2 kgSupplied accessories Parts for installation and
connections (1 set)Front panel case (1)
Design and specifications are subject to changewithout notice.
XR-L240
1919
R27
EC
B
Q741
C741
R740
R809
R808
R807
R806
R811
R651
R810 BC
E
Q652
BC
E
Q651
BC
E
Q650
C81
IC234
21
EC
B
Q732
EC
B
Q731
C731
R805
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
D750K A
C4
C3
R9
R8
R10
C1C2
R4
R3
C5
C21
C22R22
R23
C82
R644
BC
E
Q640
BC
E
Q720
BC
E
Q721
D720
A
K
R643
R642
R641
R851
R720
C721
R850
EC
B
Q725
BC
E
Q291
BC
E
Q292
R28
R29
R30
R31
C500
C465
C290
R290R635
C50
C504 R502R6
20R6
21R5
00E
CB
Q621
C621
C501
C467
C464
C466
BC
E
Q620
R503
C443
C442
R452R451
BC
EQ451
EC
B
Q452
R460
R456
C458C456
R459
R455
C454C460
R461
R457
R458
R454
BC
EQ453
EC
B
Q450
R450R453
C440
C441
C415
C414R411
R410
C413
C411
C164
C401
C425
R421
R420
C424
C423
C421
C403
R401
BC
E
Q151
EC
B
Q150
C51
C52
R41
R62
R65
R61
R69
R1
C8
R73
R70R71
R72
R68
C201
R12
C202
R202
R201
R200
C200
C203
R203
C205
C214
C213
C211
C209
EC
B
Q250
C255
R254
D251K A
D252K A
C257
C258
R257
C204
R152R358
R356
C358C367
R361
C366
R362
C357
R365
R357
C359
R359R360
R255
R256
R258
C256
C254
R253R252C250
C252
R250
C251
R251
R150C131
R131
EC
B
Q130
C363 R3
52
C352
C365
R350
C350
C364
C351
R351
R363
R354
R355
C362
EC
B
Q120
R122
R130
R120
C130
R123
R121
C104
R855
R115C253
R118
C361
C356
C165
BC
E
Q121
R108
C109
R103
C103
C101
L101
C702
C700
R75
C506
R730
R209
R853
IC400
1
18
36
19
IC1
1
25
26
5051
75
76
100
IC200
11
20
10
1
IC3505
8
4
1
IC250
5
8
4
1
L710
D710
D651
R652
R650
D650
C730+
D731
R731
C732
C734
+
+
C743
+
D700CN350
18
1-683-562- 11
Q700
Q703
R702
R701
R703
S1(RESET)
R607
X4
R733
R105R107
R106
L1R21
C742
C740
++C720
+
D640
R640
C722
+
Q740
D741
D740
C710+
CN700(POWER)
16
8
9
1
F901
181719
D722
Q722
R722
R721
R26
X1
R43
X200
R622
R501
R34
R33
R32
C7
+
D721
IC50025
24
1
2
D500
D501
D503
D502
C507
+
D290
Q290
C291 +
D622
D620
C503
+C622
C620
++
R104
R102
R206C208
+
C150+
D150
R207
C420
C400
+
+
C354
C161
C124
+
+
+
C422
C426
+
+
C402
+
D450
C452C451
+ +C450C453
+ +
C416
+
C412
C410
C125
+
+
+
C355
C160
+
+
1
26
TU100FM/AM TUNER UNIT
14
13
C360
C353
R364
+
+
D250
CN6001
2
11
12
A CONTROL BOARDCN900
R606
R605
R604
R603 R6
02
R601
R600
RV100
CP100
ANT100(FM/AM ANTENNA)
C102
L100
+
1 8
M901(CAPSTAN/REEL)
M
RED
BLU
S901(DIRECTION)
REVm
FWD
BRN
BRN
ORG
ORG
S902(FF/REW)
(OFF : PLAYBACK)
S903(TAPE DETECT)(ON : TAPE IN)
YEL
YEL
TOCN350
CN300
1
3
HP901PLAYBACK
HEAD
C640+
D505
D504
D507
D506
D351
R704
MAIN BOARD
R724
R723
R706
R353
C212
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)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
FL+
RL+
RR+
FR+
RL+
FL+
FR+
RR+RR–
FL–
RL–
RR–
FR–
FR–
FL–
RL–
BATT
GND
BATT
ANT
ACC
GND
ANT
ACC
TOCN700
5-2. PRINTED WIRING BOARD – MAIN Board –
Ref. No. Location
• SemiconductorLocation
D150 G-5D250 I-5D251 H-4D252 H-4D290 D-7D351 G-4D450 D-5D500 B-7D501 B-7D502 B-7D503 B-7D504 C-7D505 C-7D506 C-7D507 C-7D620 D-6D622 D-5D640 D-10D650 F-11D651 F-12D700 H-11D710 D-11D720 D-9D721 D-8D722 D-8D731 G-12D740 D-10D741 E-10D750 I-10
IC1 G-8IC2 F-11IC200 H-6IC250 H-4IC350 G-4IC400 E-4IC500 B-7
Q120 G-3Q121 F-2Q130 G-3Q150 G-5Q151 F-5Q250 H-5Q290 D-7Q291 D-7Q292 E-7Q450 C-4Q451 C-4Q452 C-5Q453 C-3Q620 D-5Q621 E-6Q640 E-10Q650 F-11Q651 F-11Q652 F-11Q700 I-11Q702 I-10Q703 I-11Q704 I-10Q720 E-9Q721 E-9Q722 D-8Q725 E-8Q730 H-11Q731 G-11Q732 G-11Q733 H-11Q734 H-10Q740 D-10Q741 D-10Q750 I-10
R703 I-10
(Page 22)
XR-L240
2020
5-3. SCHEMATIC DIAGRAM – MAIN Board (1/2) – • See page 24 for Waveforms. • See page 24 for IC Block Diagram.
(Page 23)
(Page 21)
XR-L240
2121
5-4. SCHEMATIC DIAGRAM – MAIN Board (2/2) – • See page 24 for IC Block Diagram.
(Page 20)
XR-L240
2222
CONTROL BOARD (COMPONENT SIDE)
A K
D930
A K
D920
A K
D932
AK
D931
AK
D916
KA
D917
AK
D910
KA
D911
AK
D912
KA
D913
AK
D922
AK
D923
AK
D921
KA K
A
D934
AK
D933
LCD900LIQUID CRYSTAL DISPLAY
50 1
D914A
K
D915K
A
D925K
A
D924
K
A
S974 S958
S956MODE
S975
S957S955SEL
D914, S954ATT
S954 S953
D915, S953BTMSENS
D913, S9635
D923, S964TA
D916, S952 D917, S951AF
D910, S960 D911, S961 D912, S962 D922, S968ATA
6
S959TUNER
T
S952 S951 S960 S961 S962 S963 S968 S964
S965
D924, S965PTY
D925, S967DSPL
S967S970
S977
D921, S973OFF
S972D-BASS
D
S971MBP S969 S976
–
D920,S957, 975
+
D930,S958, 974
D910 – 918, 920 – 925, 930 – 934
A K
1-683-564-
11(11)
D934,S969, 976
SEEKAMS
CONTROL BOARD (CONDUCTOR SIDE)
PL902(LCD BACK LIGHT)
PL901(LCD BACK LIGHT)
D961A K
R954
C952
R913 R912
D960A K
R955
R918
R917
D962 A K
C953
C955
C954
1
20 21
40
41
6061
80 IC900
D963K A
R911
R900
R910
212
11 1
CN900
A
MAIN BOARDCN600
R905
R904
R903
R902
R901
R920
R921
R932
R931
R930
R916
R915
R919 R914
D964K A
1-683-564- 11
(11)
1 2 3 4 5 6 7 8 9 10 11
A
B
C
D
E
F
(VOLUME)
D931, 932(ILLUMINATION)
D918(ILLUMINATION)
+
D933,S970, 977
–
4321
5-5. PRINTED WIRING BOARD – CONTROL Board –
(Page 19)
Ref. No. Location Ref. No. Location
• Semiconductor Location
D910 C-5D911 C-6D912 C-7D913 C-7D914 C-2D915 C-3D916 C-4D917 C-4D918 B-10
D920 C-1D921 C-10D922 C-8D923 C-9D924 C-10D925 C-10D930 B-1D931 B-2D932 B-2
D933 C-11D934 B-11D960 D-3D961 F-2D962 D-5D963 D-7D964 F-11
IC900 E-6
Ref. No. Location
XR-L240
2323
5-6. SCHEMATIC DIAGRAM – CONTROL Board – • See page 24 for Waveform.
(Page 20)
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