Schematic Diagram - Main Section (4/4) - Sony CMT-Z100DiR Service Manual

Micro hi-fi system
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5-15. SCHEMATIC DIAGRAM - MAIN Section (4/4) -

1
2
MAIN BOARD (4/4)
A
16
CTRL_BUS
MAIN
BOARD
(2/4)
(Page 27)
R396
0
B
3.3
C
D
R272
C274
100
1
50V
15
AMP_R+
MAIN
AMP_L+
E
BOARD
C174
(3/4)
1
(Page 28)
R172
50V
100
F
14
+18V
G
MAIN
BOARD
GND
(1/4)
(Page 26)
H
CMT-Z100DiR/Z100iR
• See page 36 for IC Block Diagrams.
3
4
5
R400
R394
R399
0
100
0
Q392
2SC3052F-T1-LF
PROTECT DETECT
C285
0.22
0
R397
1k
0
0.7
Q394
R398
C395
RT1N144C-TP-1
47k
1
SHUTDOWN SWITCH
48
47
46
45
44
43
42
41
40
IC B/D
C272
1
1
50V
GND
0
2
RINN
0
3
RINP
IC380
4
AGND
0
5
LINP
0
POWER AMP
6
LINN
IC380
0
C172
TPA3100D2PHPR
7
GAIN_0
1
0
50V
8
GAIN_0
0
9
GAIN_1
0
R382
10
MSTR/SLV
100k
11
SYNC
12
GND
13 14 15 16 17 18 19 20 21 22 23 24
R381
R384
100k
100k
C380
0.1
R385
C381
100k
1
C185
0.22
6
7
L290
22uH
4
3
R393
C393
R392
C394
0.1
100k
0.1
100k
1
2
C287
C289
2200p
2200p
C391
10
50V
C288
C290
2200p
2200p
R282
C392
0.22
47
39
38 37
R283
C387
1
47
R284
36
GND
47
20.9
35
PVCCR
20.9
R285
34
PVCCR
47
PGNDR
33
PGNDR
32
C385
10.2
31
VCLAMPR
1
10.2
30
C384
VCLAMPL
1
29
PGNDL
R185
28
PGNDL
47
20.9
27
PVCCL
20.9
R184
26
PVCCL
47
25
GND
R183
C386
47
470
25V
R182
47
C383
470
C188
C190
25V
2200p
2200p
C382
1
C187
C189
2200p
2200p
4
3
1
2
L190
22uH
29
29
8
9
10
C295
C296
0.47
0.1
C294
C297
0.47
0.1
R290
220k
C298
R292
0
2.2
100k
0
Q291
0
ISA1235AC1TP-1EF
0
R291
220k
0
0
Q290
ISA1235AC1TP-1EF
Q190, 191, 290, 291
OVER LOAD DETECT
R191
220k
C198
R192
0
2.2
100k
0
Q191
0
ISA1235AC1TP-1EF
0
R190
220k
0
0
Q190
ISA1235AC1TP-1EF
R390
0
Q390
2SC3052F-T1-LF
R388
3.3
0
PROTECT DETECT
0
C389
R389
1
47k
C194
C197
0.47
0.1
C195
C196
0.47
0.1
CMT-Z100DiR/Z100iR
11
12
SP10
(TWEETER)
CN390
(R-ch)
2P
SP390
1
R+
(WOOFER)
(R-ch)
2
R-
C388
C277
C276
1
0.22
0.22
C177
C176
0.22
0.22
CN391
SP01
3P
(TWEETER)
(L-ch)
1
NC
SP391
2
L-
(WOOFER)
(L-ch)
3
L+

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