Sony CX-LEMV300 / XR-EMV300 Service Manual ▷ View online
29
29
CX-LEMV300
6-11. SCHEMATIC DIAGRAM – MAIN BOARD (2/2) –
• See page 35 for IC Block Diagrams.
D805
MC2836
,806
C311
C219
C119
C
310
C309
L101
L102
L202
L201
Q313
Q312
C326
C324
Q315
R316
C327
Q325
Q322
R329
R330
R331
R328
Q335
D318
R
337
C337
Q336
C228
C128
C129
C229
C130
C230
C342
Q323
Q333
Q338
C336
R351
R350
R353
R355
R354
C333
Q339
D
304
R332
C345
C346
C123
C223
R
356
R357
C134
C
234
C350
CNP308
C323
R
359
R361
R362
R360
R365
R366
R364
R368
R367
R358
R369
R363
D
919
D
917
D
918
D916
R901
R902
D920
D921
C322
C328
C359
R317
CN309
C402
R408
R407
R406
R405
R404
R402
R145
R245
D401
R244
R144
R401
C401
R403
C320
C319
W001
IC303
IC305
R128
R
228
R
230
R2
29
R
13
0
R
129
R306
C
220
C
221
C1
21
C12
0
Q314
R325
R324
R323
R322
D310
Q311
R321
R315
Q321
R336
D317
C339
C340
C341
R338
R341
R340
R339
R346
R345
R344
R343
R238
R138
R139
R239
R142
R242
R140
R240
R347
R327
R349
D301
C335
R131
C
118
R231
C218
C347
R132
R232
D320
D319
C356
C357
C355
C358
Q802
C354
Q803
D312
D315
L807
C
353
C352
C351
D804
Q805
C818
L806
L805
L302
L301
C906
C908
C905
C907
R308
EP301
EP302
Q402
D402
Q401
JW373
D321
JW324
Q807
C363
CN308
C348
CN3
04
CN305
CN303
CN302
J301
CN307
R370
Q804
C338
J302
Q310
Q403
Q801
2SB1443TV-2-Q
0.47
50V
2.2
50V
50V
2.2
50V
50V
1
00
16V
1000
16V
KTC3203Y
KTC3203Y
0.0022
220
16V
16V
KRC402-RTK
330
100
16V
16V
KRC402-RTK
KRC402-RTK
1k
47k
47k
1k
KTA1266-GR-AT
MTZJ-T-77-27B
100k
22
50V
KTA1266-GR-AT
22
50V
22
50V
22
50V
22
50V
10
50V
10
50V
470
16V
KYA1271Y-AT
KRC402-RTK
KRC402-RTK
22
50V
10k
10k
2.2k
100k
10k
470
16V
16V
KTC3203Y
M
TZJ-T-77-5.6B
1k
100
16V
470
16V
16V
1000
16V
1000
16V
47k
47
k
0.002
2
0.0022
#
3P
4700
25V
1k
10k
22k
1k
1k
470
1k
1k
470
470
1k
4.7k
1N540
1M
1N
5401M
1N
5401M
1N5401M
47k
47k
1SS133T-77
1SS133
33
35V
100
16V
16V
22
50V
100
3P
100
25V
25V
470
47
1/4W
47
1/4W
22
1/4W
10k
0
2.2k
2.2k
1SS133T-77
47k
47k
1M
4.7
50V
50V
10k
0.1
100
16V
16V
PIN
LA4628
KIA7809PI
3.9k
3.9k
2.2
2.2
2.2
2.2
10k
0.1
0.1
0.1
0.1
KTA1271Y-AT
100k
2.2k
1k
1k
MTZJ-T-77-5.6B
KTA1271Y-AT
100k
2.2k
KTA1271Y-AT
4.7k
1SS133T-77
0.01
0.1
0.1
10
4.7k
4.7k
4.7k
0
0
2.2
2.2
180
180
180
180
22k
22k
2.2k
2.2k
1k
8.2k
68k
1SS133
0.01
2.7k
0.03
3
2.7k
0.03
3
0.1
1k
1k
1N4002B
1N4002B
220
35V
220
10V
10V
0.1
0.1
2SC3052F
1-LF
0.001
2SC3052F
1-LF
M
TZJ-T-77-6.2B
RB060L-40TE25
470
10V
0.1
0.01
M
TZJ-T-77-5.1A
2SC3266GR
0.1
0.022
0.022
0.022
0.022
50V
1k
EARTH TERMINAL
EARTH TERMINAL
KTA1271
MTZJ-T-77-12C
2SC3052F-T1-LF
JW
1N4002B
JW
DTC143
EKA
0.1
16V
10P
0.1
11P
11P
15P
17P
3P
1k
2SC3052F1-LF
100
10V
10V
KTC3205-Y-AT
KTC3203Y-AT
CN802
CN806
Q806
2SB1443TV2-Q
R371
470
R372
2.2k
30
30
CX-LEMV300
6-12. PRINTED WIRING BOARD – FRONT BOARD –
• See page 17 for Circuit Boards Location.
•
: Uses unleaded solder.
IC803
IC801
IC802
36
1
POWER
ECO
ECO
DISPLAY
SYNCHRO
REC
REC START
REC PAUSE
MAIN
BOARD
CN303
(Page 27)
VCD
BOARD
CN801
(Page 24)
MIC/ECHO
BOARD
CN504
(Page 32)
MAIN
BOARD
CN302
(Page 27)
TONE
S800
(OPEN)
1
2
E
TAPE MECHANISM
DECK(2/2)
(CMAL5Z220A)
Ref. No.
Location
D803
C-5
D807
D-3
D808
D-2
D809
D-2
D810
D-5
D811
B-6
D812
D-3
D813
D-3
D951
B-5
IC801
B-3
IC802
B-1
IC803
D-3
Q815
D-2
• Semiconductor
Location
31
31
CX-LEMV300
6-13. SCHEMATIC DIAGRAM – FRONT BOARD –
• See page 18 for Wavefoms.
28
R
817
R823
R824
R825
R951
RV801
S
801
S802
S803
S
804
S
805
S806
S807
S808
S809
S810
S811
S812
S813
D807
D
809
D810
D811
D812
D813
IC803
C809
C
810
C813
C
815
C820
C
821
C808
C814
C835
C839
D951
Q815
R
8
01
R
8
0
2
R
803
R
804
R
805
R
806
R
807
R
8
08
R
809
R
8
10
R
811
R
812
R
813
R
81
4
R
815
R818
R
819
R820
R
8
21
R822
R826
R827
R828
R829
R830
R831
R832
R833
R836
R839
R840
R841
R842
R843
R844
R845
R846
R847
R848
R849
R850
R851
R852
R853
R854
R
857
R
85
8
R859
R
86
0
R
8
61
R
86
3
R864
R865
R
86
6
R867
R868
R
8
69
R
8
70
R871
R875
R876
R877
R878
R879
R881
R883
R
88
4
R885
R886
R887
R888
R889
R890
R891
R892
R893
R
89
4
R895
R
89
6
R952
R954
R9
55
R
G
0
1
R
G
0
2
R
G
03
R
G
04
R
G
0
5
R
G
0
6
R
G
07
R
G
0
8
R
P
0
1
R
P
0
2
R
P
03
R
P04
R
P
05
R
P
06
R
P
07
R
P
08
R
P
09
R
P
1
0
R
P
1
1
R
P
12
R
P1
3
R
P
14
R
P
1
5
R
P
16
R
P
17
R
P
18
R
P
19
R
P
20
C830
C831
C829
C828
C811
C812
R
8
82
C957
C834
C807
R862
R834
R835
X
80
1
C804
X
802
R
8
1
6
C822
D803
C958
CNP804
S800
CNP803
CNP805
D808
FL801
IC801
C
816
C817
C803
C
83
6
C
801
C
802
C806
C805
R855
R856
IC802
CN801
CN802
CNP801
C840
R
8
80
C959
1
k
1
/4
W
1k 1/4W
1k 1/4W
1k 1/4W
180k
1SS133T-77
1
SS1
33
T-77
1SS133T-77
SEL2215S-C
1SS133T-77
1SS133T-77
PST592C-T
0.01
50V
0.01
5
0V
0.01
50V
0
.0
0
1
50V
0.01
50V
0.01
5
0
V
100
6.3V
100
6.3V
4.7
50V
50V
0.1
16V
16V
1SS133T-77
KTC3875
5.6k
5
.6
k
1k
1
k
1k
1
k
1k
1
k
4
7k
1
0M
22
k
1k
1k
3
90
k
2
2
0k
56k
1k
100k
1
0k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
10k
2.2k
2.2k
2.2k
1k
4.7k
470
10k
10k
2.2k
2.2k
2.2k
1k
4.7k
470
10k
1
k
1k
100
47
k
4
7k
10
k
10k
10k
1
0k
47k
4.7k
1k
1k
22k
1k
1k
47k
47k
22k
2.2k
2.2k
1
k
100k
100k
100k
100k
100k
100k
100k
1k
100k
1
0k
1k
4
7k
470k
15k
1k
1
00K
1
0
0K
100
K
1
00K
10
0K
1
00
K
100
K
100K
100K
1
0
0K
10
0
K
1
0
0K
100K
10
0
K
100
K
100
K
100
K
100
K
1
00
K
100
K
100
K
1
00
K
1
00
K
100
K
100
K
100
K
100
K
100
K
0.1
16V
16V
0.1
16V
16V
47
6.3V
470
6.3V
0.01
50V
100 6.3V
10
k
0.1
25V
4.7
50V
50V
0.01
50V
0
1k
1k
3
2
.7
68
K
Hz
100 6.3V
8.64
M
H
z
10
0
22
16V
1SS133T-77
0.22
50V
2P
(OPEN)
5P
ASSY
17P
1SS133T-77
LC876748C-52C2-E
3
3
p
15p
0.01
1
00p
22p
2
2p
0.01
22
6.3V
22k
10k
IC NJL64H400A-1
5P
15P
7P
0
10k
0.1
32
32
CX-LEMV300
6-14. PRINTED WIRING BOARD – POWER BOARD –
• See page 17 for Circuit Boards Location.
•
: Uses unleaded solder.
IC502
IC501
9
10
11
12
13
14
15
16
17
6
5
4
3
2
*
* Not replaceable : Built in transformer
MAIN
BOARD
CN308
(Page 27)
AC
IN
VOLTAGE
SELECTOR
110-120V
(MY,SP)
(TH)
220-240V
VCD
BOARD
CN804
(Page 24)
PAL
AUTO
NTSC
VIDEO OUT
MIC
2
1
FRONT
BOARD
CN801
(Page 30)
MAIN
BOARD
CN306
(Page 27)
1
2
E
E
1
3
10
1
8
6
1
1
2
2
3
4
1
2
A
B
C
D
E
F
3
4
5
6
7
8
9
Ref. No.
Location
D501
D-7
D771
A-7
D772
A-7
D906
B-2
D907
C-2
D908
C-2
D909
C-2
D910
C-2
D912
D-2
D923
D-1
D924
D-2
IC501
E-8
IC502
D-7
Q501
D-8
Q508
D-8
• Semiconductor
Location
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