Schematic Diagram − Au-In Board - Sony STR-DB798 Service Manual
Fm stereo fm/am receiver
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Also See for STR-DB798:
- Service manual (96 pages) ,
- Operating instructions manual (64 pages) ,
- Easy setup manual (2 pages)
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6-22. SCHEMATIC DIAGRAM – AU-IN BOARD –
(CHASSIS)
J151
4P
R
PHONO IN
L
R
MD/TAPE IN
L
AUDIO
J131
4P
R
MD/TAPE OUT
L
R
SA-CD/CD IN
L
(CHASSIS)
J101
6P
R
C101
100p
FRONT
C102
100p
L
R
AUDIO
C103
100p
SURR
MULTI CH IN
C104
100p
L
SUB WOOFER
C105
100p
C106
100p
CENTER
CN102
20P
SOURSE-L
GND
SOURSE-R
GND
SL
GND
SR
GND
SW
GND
C
GND
FRONT-L
(Page 37)
GND
FRONT-R
GND
TUNER-L
GND
TUNER-R
GND
C107
(CHASSIS)
2200p
CN132
(Page 38)
STR-DB798
• See page 53 for IC Block Diagrams.
C135
2.2
C137
50V
100p
C161
0.01
R131
2.2k
C145
R141
2.2
100
IC131(1/2)
50V
M5218AP-22
C131
100P
R133
R135
R137
R139
100k
180
8.2k
100k
C139
C133
R147
PHONO EQ
C141
C143
220
220P
100k
0.0091
0.033
10V
AMP
R156
1k
C1
C140
C134
R148
C142
C144
220
220P
100k
0.0091
0.033
10V
R134
R136
R155
1k
C2
C132
100k
180
R138
R140
100P
8.2k
100k
R142
R132
100
2.2k
R154
2.2k
C3
C146
C136
C138
IC131(2/2)
2.2
2.2
100p
M5218AP-22
R153
2.2k
C4
50V
50V
R152
1k
C5
R151
1k
C6
C122
C121
0.022
0.022
R101
1k
C7
IC101
R102
1k
C8
TC9274N-017
R103
1k
C9
C2
R104
1k
C10
C4
C6
R105
1k
C11
B8
R106
1k
C12
B0
C8
B6
B0
C10
B1
B2
B2
C11
B3
B4
B4
B5
A4
R119
1k
R158
220
B6
R157
220
B7
AUDIO SELECTOR
C123
100p
B8
B9
R145
470
R143
100k
R144
100k
R146
470
C110
100
R845
25V
33
C120
0.01
R840
C174
33
0.01
C1
C171
C3
100
50V
C5
B9
B1
R176
C7
10k
B7
VSS
C9
B3
R177
VDD
10k
R175
10k
C12
IC171
M5218AP
B5
BUFFER
A5
A3
35
35
R110
R111
R112
R113
47k
47k
47k
47k
LINE AMP
LINE AMP
IC110
C111
C112
IC111
M5218AP
100
100
M5218AP
25V
25V
R172
15k
AUDIO SELECTOR
IC173
TC9273F-012
VDD
VSS
A2
A1
R181
10k
R171
10k
R173
R183
4.7k
4.7k
R185
10k
R174
R184
15k
15k
A5
R178
1k
LAT
GND
A3
A4
DAT
CLK
R150
R149
220
220
C175
100p
STR-DB798
CN104
6P
CN105
R114
R115
6P
47k
47k
LINE AMP
IC112
M5218AP
CN103
C115
20P
100 25V
SR
GND
C113
SL
100
25V
GND
C114
100
GND
25V
SW
GND
C
GND
A1
FRONT-R
GND
A2
FRONT-L
GND
NC
C181
A3
DATA
100
25V
A4
CLK
A5
FUN-LAT
GND
R186
-15V
10k
+15V
BUFFER
VSS
VDD
R187
10k
IC172
M5218AP
(NC)
(Page
(Page
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