Schematic Diagram - Au-In Section - Sony STR-DB795 Service Manual

6-20. SCHEMATIC DIAGRAM – AU-IN Section –
(CHASSIS)
J151
4P
R
PHONO IN
L
R156
R
MD/TAPE IN
R155
L
ANALOG J131
4P
R154
R
MD/TAPE OUT
R153
L
R152
R
SA-CD/CD IN
R151
L
(CHASSIS)
J101
6P
R
C101 100p
FRONT
C102 100p
L
R
ANALOG 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 39) GND
FRONT-R
GND
TUNER-L
GND
TUNER-R
GND
C107
(CHASSIS) 2200p
CN132
(Page 40)
STR-DB795
• See page 55 for IC Block Diagrams.
C135
2.2
C137
50V
100p R145
470
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 R143
220
220P 100k 0.0091 0.033 100k
10V AMP
1k C1 C140
C134 R148 C142 C144 R144
220
220P 100k 0.0091 0.033 100k
10V
R134 R136
1k C2
C132 100k 180 R138 R140
100P 8.2k 100k
R142
R132 100
2.2k
2.2k C3
C146
C136 C138 IC131(2/2) R146
2.2
2.2 100p M5218AP-22 470
2.2k C4 50V
50V
1k C5
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
A5
B5 A4
R119
1k
A3
JW145
220
B6
JW154
220
B7 AUDIO SELECTOR
C123
100p
B8
B9
R110
47k
C110
100
R845
50V
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 R171
VDD
10k 10k
R175
10k
C12 IC171
M5218AP
B5
BUFFER
37 37
R111 R112 R113
47k 47k 47k
LINE AMP LINE AMP
IC110 C111 C112 IC111 C113
M5218AP 100 100 M5218AP 100
50V 50V 50V
R172
15k
AUDIO SELECTOR
IC173
TC9273F-012
VDD VSS
A2 A1
R181
10k
R173 R183
4.7k 4.7k
R185
10k
R174 R184
15k 15k
A5 R178 1k
LAT GND
A3 A4
DAT CLK
JW148 JW146
220 220
C175
100p
STR-DB795
CN104
4P
(Page 47)
R114 R115
47k 47k
LINE AMP
IC112
M5218AP
CN103
C115 20P
100 50V
SR
GND
SL
GND
C114
100 GND
50V
SW
GND
C
GND
A1 FRONT-R
GND
A2 FRONT-L
GND
(Page 39)
NC
C181
A3 DATA
100
50V
A4 CLK
A5 FUN-LAT
GND
R186
-15V
10k
+15V
BUFFER
VSS
VDD
R187
10k
IC172
M5218AP
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.