Sony ZS-RS70BT Service Manual

ZS-RS70BT/RS70BTB
ZS-RS70BT/RS70BTB
3737
5-11. SCHEMATIC DIAGRAM - MAIN Section (1/3) (RS70BT) -
• See page 50 for IC Block Diagrams.
BOARD
2
MAIN
(2/3)
BOARD
H1
JACK
CN302
BOARD
G1
JACK
CN304
BOARD
1
MAIN
(3/3)
IC B/D
IC B/D
3.1 3.1 3.1
3.1 3.1 3.1 6.2
0.6
0 0
0.6 6.2
11.1
10.6
5.6
11.1
5.6
10.6
0
0
0
0
3 3 3 3 3
2.9 2.9 2.9
3
5.9 3.1 3.1
3
2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 2.9 [3] [3] (2.9) (2.9)
0
0.6
0
0.6
BA5417
IC304
123456789101112131415
POWER AMP
IC304
NC BS2 OUT2 VCC OUT1 BS1 GND STBYFILTER NF1 IN1 IN2 NF2 PRE-GND1 PRE-GND2
BD3491FS-SE2
IC302
4700p
C307
2.2
C129
2.2
C229
1000p
C131
1
C123
0
R123
1
C223
0
R223
1
1
C128
0
R131
C228
0
R231
1
C120
2.7k
R121
1
BT LCH
BT RCH
TU LCH
TU RCH
CD LCH
CD RCH
ALEV DET
C220
2.7k
R221
1000p
C227
1000p
C231
1000p
C118
1000p
C218
1000p
C124
4.7k
R119
4.7k
R219
10k
R227
10k
R127
10k
R224
10k
R124
1000p
C121
1000p
C221
32313029282726252423222120191817
12345678910111213141516
IN L CD
IN R CD
IN LC
IN RC
IN L AU
IN R AU
IN LE
C225 1
C125 1 C222 1 C122 1 C219 1 C119 1
C126 1 C226 1
C224 1000p C127 1000p
IN RE
IN L TU
IN R TU
ICOUT R
ICOUT L
VOL IN L
VOL IN R
TRE L
TRE R
IN LA IN RA REF IN A GND DATA CLK VCC L OUT SB1 SA SB2 R OUT BASS R2 BASS R1 BASS L2 BASS L1
22k
R306
TP301
C308 100
C133 0.1 C134 0.01 C135 0.1 C232 0.01 C233 0.1
R326 470 R327 470
C234 0.01
10V
16V
47
C312
50V
2.2
C330
22p
C311
22p
C310
0.1
C235
0.01
C132
8.2k
R133
2SC2712
Q301
2SC2712
Q302
8.2k
R233
6.8k
R376
6.8k
R377
1k
R310
BAW56
D302
1k
R309
6.8k
R374
6.8k
R375
0.1
C309
1
C313
470k
R312
47k
R311
47k
R313
10k
R314
100
R315
100
R316
47k
R116
2SC2712
Q101
2SC2712
MUTING
MUTING
Q201
10k
R118
10k
R218
47k
R216
1k
R305
1
C217
1k
R214
0.22
C216
1
C117
1k
R114
12k
R115
12k
R215
0.22
C116
1
C175
10k
R177
15k
R178
15k
R278
10k
R329
10k
R330
2.2k
R180
15k
R179
15k
R279
2.2k
R280
10
C276
4.7
C277
470
R281
10
C176
10uH
L302
1
C275
10k
R277
1M
R332
100k
R282
0.47
C278
0.47
C178
4.7
C177
470
R181
100k
R182
0.1
C318
1
C319
0
R331
DB2S31
100K8
D102
DB2S31100K8
D202
1
C320
NJM14558V-TE2
IC305
AUDIO LEVEL DETECT
1234
8
V–
V+
765
IC305
16V
47
C213
4700p
C304
2.2k
R303
100k
R304
4700p
C305
16V
47
C113
270
R211
270
R111
220k
R213
220k
R113
16V
47
C303
470p
C325
10V
100
C110
10V
1000
C111
50V
10
C239
10V
1000
C211
50V
10
C139
5P
LCH
RCH
NC
GND
GND
CN301
3P
1
3
5
1
L-CH
TP101
TP201
GND
R-CH
CN303
10V
100
C210
25V
22
C301
1k
R301
4.7k
R139
4.7k
R239
4.7k
R140
4.7k
R240
BAW56
D301
25V
22
C302
0.22
C140
0.22
C240
10k
R141
10k
R241
0.1
C112
0.1
C212
2.2
R110
2.2
R210
1000p
C214
1000p
C114
O-BUZZER A-MUTE V-CLK V-DATA
7
6
5
4
2
3
(1/3)MAIN BOARD
ELECTRICAL VOLUME
INPUT SELECTOR,
IC302
SWITCH
BOOST
BASS
SWITCH
BOOST
BASS
11
A
3 1086
I
E
2 9
G
D
5
J
B
C
7
F
14 12
H
0
L301
(Page 39)
(Page 45)
(Page 45)
(Page 38)

Sony ZS-RS70BT Specifications

General

Brand	Sony
Model	ZS-RS70BT
Category	Stereo System
Language	English