Sony CX-LEMV300 / XR-EMV300 Service Manual ▷ View online
25
25
CX-LEMV300
6-7. SCHEMATIC DIAGRAM – VCD BOARD (1/2) –
• See page 18 for Wavefoms. • See page 36 for IC Block Diagrams.
FRONT
BOARD
CNP803
(Page 31)
VCD BOARD
(2/2)
(Page 26)
BD BOARD
CN102
(Page 23)
R843
R841
R842
R844
C836
C837
C835
C834
C863
C830
C804
R802
R801
C801
C802
R850
R851
R940
R930
R931
R932
R933
R947
R934
R935
R937
R936
R921
R922
R923
R832
C923
C
846
C84
4
C84
3
C8
47
R
9
1
2
R9
13
R938
R939
JR806
R804
R852
R818
R823
R822
Q801
R833
C827
C805
C862
C806
CN801
C803
R90
6
JR
80
2
JR
803
CN802
C822
IC804
IC801
JR805
R90
9
R925
R926
R927
IC803
IC
80
5
R942
R944
R946
R
941
R
943
R
945
D801
100
100
100
100
47 16V
0.1
0.1
0.1
0.1
0.1
0.1
4.7k
4.7k
47 16V
0.1
0
0
68k
100
100
100
100
100
100
100
100
100
100
100
100
4.7k
0.01
2
2p
2
2p
22
p
2
2p
2.7k
150k
0
1k
0
18 1/8W
18 1/8W
100 1/8W
2SC3266
GR
82
0.1
0.1
100p
47
16V
5P
1.0MM FFC
0.1
1
k
23P
1.0MM FFC
47
16V
GLT44016-30TC
ES3880FM
0
1k
100
100
100
HT27C020
(D0)
BH
2220
FM
V
-TR
1.8k
1.8k
1.8k
1k
1k
1k
UDZSTE-173.9B
4
.7
k
4.7
k
1.5
K
1.5K
26
26
CX-LEMV300
6-8. SCHEMATIC DIAGRAM – VCD BOARD (2/2) –
• See page 18 for Wavefoms.
C807
C825
C824
C819
C818
C817
C815
FB803
C711
C713
C712
C902
C903
C905
C839
C813
C838
C909
C853
C854
C723
C855
C856
R830
R831
C608
C611
R815
R814
R816
R817
R808
R813
R812
R809
R819
R820
R810
R821
R811
R711
R713
R714
R716
R718
R717
R715
R710
R719
R721
R720
R722
R709
R701
R702
R902
R903
R901
C610
C311
R304
R305
C609
FB815
FB813
FB814
FB816
FB817
C612
R825
R891
R892
L901
C904
C831
C816
C814
C826
C310
R853
C810
C808
C719
C715
716
C710
C704
D
7
0
1
CN804
Q901
JR801
C722
C718
C717
C721
C720
C714
R708
CN806
C703
IC701(1/2)
IC701(2/2)
R705
R703
R706
R704
C705
0.001
0.001
C706
C708
C707
R
8
4
9
FB802
R707
C709
FB811
FB801
Q309
C308
X801
C851
C852
C821
15p
15p
C820
15p
15p
R824
Q802
D803
D301
C309
R341
C302
R306
IC802
CN803
D805
C823
0.1
0.1
1
0.1
0.1
0.1
0.1
0
68p
68p
68p
220p
470p
22p
100p
0.1
0.1
0.1
47p
47p
0.1
8p
8p
10k
10k
220 10V
0.1
100
100
100
100
4.7k
100k
4.7k
100
10k
10k
4.7k
4.7k
270
22k
22k
22k
27k
27k
27k
27k
22k
820k
820k
820k
820k
10k
100
100
220
0
75
1/10W
0.1
0.1
6.8
1/8W
100 1/8W
220 10V
0
0
0
0
0
3.3k
220 10V
10 50V
100 10V
47 16V
47 16V
100 10V
8.2k
1
0.1
1
1
1
47
16V
1
U
D
Z
S
T
E-1
76
.2
B
4P
2SA1162-G
0
1
1
1
1
1
68p
10k
E
A
R
T
H
TE
R
M
IN
A
L
11P
1
NJM14558V
-TE2
NJM14558V
-TE2
1k
1k
1k
1k
1
0
0
0
180
1/8W
100
10V
10V
0
0
2SC3266
GR
220
10V
10V
27MHz
22p
22p
1k
2SC2712L-TE85L
1SS355TE-17
UDZSTE-173.9B
0.1
270
10
50V
0
ES3889
9P
1.0MM FFC
1SS355TE-17
10
50V
0.1
0
0
BD BOARD
CN105
(Page 23)
VCD BOARD
(1/2)
(Page 25)
V-OUT
BOARD
CN771
(Page 33)
MAIN
BOARD
(2/2)
CN305
(Page 29)
0.001
0.001
0.001
27
27
CX-LEMV300
IC503
IC504
IC302
IC303
IC305
FAN
MOTOR
(MY,SP)
TUNER
PACK
VCD
BOARD
CN806
(Page 24)
MIC/ECHO
BOARD
CNP501
(Page 32)
FRONT
BOARD
CN802
(Page 30)
FRONT
BOARD
CNP805
(Page 30)
(L)
(R)
ERASE
(REC/PLAY/ERASE)
1
2
3
4
5
6
7
HEAD
PHONES
PT
BOARD
CNP901
(Page 32)
SPEAKER
R
L
SUBWOOFER
R
L
AUX IN
E
E
3
1
G
G
S
S
D
D
G
S
D
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
7
1
3
1
10
1
E
E
E
1
2
A
B
C
D
E
F
G
3
4
5
6
7
8
9
(MY,SP)
(MY,SP)
(MY,SP)
E
R371
R372
TAPE MECHANISM DECK (1/2)
(CMAL5Z22OA)
D805
Q806
6-9. PRINTED WIRING BOARD – MAIN BOARD –
• See page 17 for Circuit Boards Location.
•
: Uses unleaded solder.
• Semiconductor Location
Ref. No.
Location
D301
E-4
D302
B-4
D304
E-6
D305
B-3
D306
B-2
D310
E-6
D312
D-6
D315
D-6
D317
E-6
D318
F-6
D319
F-4
D320
F-4
D321
F-4
D401
C-2
D402
B-2
D804
D-6
D805
D-6
D916
E-4
D917
E-5
D918
E-4
D919
E-4
D920
E-4
D921
E-4
IC302
C-4
IC303
F-3
IC305
G-9
IC503
B-6
IC504
B-5
Q305
C-3
Q306
C-2
Q307
D-5
Q308
D-6
Ref. No.
Location
Q309
C-6
Q310
E-4
Q311
E-6
Q312
F-6
Q313
F-6
Q314
E-6
Q315
E-7
Q321
C-6
Q322
C-6
Q323
C-6
Q325
C-6
Q326
C-5
Q327
C-4
Q328
C-5
Q329
C-4
Q330
C-4
Q331
C-5
Q332
C-5
Q333
D-4
Q335
F-6
Q336
F-5
Q338
D-4
Q339
E-6
Q401
C-2
Q402
B-3
Q403
B-3
Q801
D-5
Q802
D-5
Q803
D-5
Q804
D-6
Q805
D-6
Q806
D-5
Q807
C-6
28
28
CX-LEMV300
6-10. SCHEMATIC DIAGRAM – MAIN BOARD (1/2) –
• See page 35 for IC Block Diagrams.
(
)
TAPE MECHANISM
DECK (1/2)
(CMAL5Z22OA)
IC302
Q306
C107
C113
C207
C213
R103
R105
R106
R108
R109
R111
R112
R114
R116
R117
R119
R120
R121
R123
R124
R125
R126
R136
R137
R203
R205
R206
R208
R211
R212
R213
R214
R216
R217
R219
R220
R221
R222
R223
R224
R225
R226
R236
R237
R243
R301
R302
R303
R304
R305
R215
R115
JR201
R104
C344
C226
C126
C227
C127
CN301
CN306
C103
C203
C208
C108
C109
R102
C102
R202
C202
C117
C216
C116
C211
C210
C110
C209
R113
C111
C112
C212
R209
R218
R118
R122
C133
R143
C215
C104
C204
R204
C206
C106
R107
R207
C301
C343
R352
C303
C304
C305
D306
D305
C302
C205
C105
C232
C132
C535
C533
C528
R545
R542
R540
R544
R534
R533
R541
R538
R535
R529
R531
IC504(2/2)
IC504(1/2)
R537
C538
C539
R536
R543
R532
R530
C534
C537
C536
C530
IC503
C217
C114
C214
C115
Q305
C233
C529
J303
T301
R312
R313
Q309
Q307
R314
Q308
Q326
Q327
R320
Q332
C349
C315
C325
C314
C318
C316
R311
C317
R310
R309
R101
R201
C101
C201
Q331
C313
D302
C312
R319
Q328
Q330
Q329
BD3881FV
KTA1271Y-AT
2.2
50V
0.22
50V
2.2
50V
0.22
50V
470
390k
5.6k
8.2k
2.2k
2.2k
47k
1.8k
8.2k
1k
1.5k
10k
1k
2.2k
22k
22k
22k
10k
4.7k
470
390k
5.6k
8.2k
2.2k
47k
1k
1.8k
8.2k
1k
1.5k
10k
1k
68k
2.2k
22k
22k
22k
10k
4.7k
8.2k
10k
4.7k
4.7k
470
470
3.3k
3.3k
0
68
47
25V
220p
220p
220p
220p
7P
3P
100p
100p
0.0033
0.0033
470p
39k
0.001
39k
0.001
0.0012
470p
470p
0.0056
180p
180p
470p
1k
0.0056
0.0033
0.0033
2.2k
18k
18k
68k
0.056
8.2k
4.7
50V
50V
47
10V
47
10V
68
0.022
0.022
150k
150k
10p
47
25V
220
0.01
0.01
220
10V
10V
MTZJ-T
-77-5.1A
MTZJ-T
-77-5.1A
22
25V
680p
680p
4.7
50V
50V
4.7
50V
50V
0.1
16V
16V
0.1
16V
0.1
16V
22k
22k
22k
22k
1M
1M
22k
22k
10k
22k
4.7k
NJM14558MD-TE2
NJM14558MD-TE2
47k
0.047
16V
0.022
25V
47k
22k
4.7k
22k
47
25V
0.1
16V
16V
47
25V
0.22
BU4052BCF
0.0012
0.47
50V
0.47
50V
4.7
50V
KTC3203Y-AT
0.056
0.22
BIAS OSC
4.7k
47k
KRC402-RTK
KTC3205Y-A
5.6k
KTA1271Y-AT
KTA1504
KTA1504
4.7k
KRA303-RTK
22 25V
47
25V
220
25V
25V
0.012
0.01
0.0068
22k
0.001
3.3
4.7
5.6k
5.6k
0.001
0.001
KRA303-RTK
100
16V
1SS133T-77
220p
1M
2SK2158B
2SK2158B
2SK2158B
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