Schematic Diagram - Main Board (3/3) - Sony STR-DE1075 Service Manual

5-22. SCHEMATIC DIAGRAM – MAIN Board (3/3) – •
CN101
9P
LOUT B1
ROUT
B2
15V
GND
-15V
LAT
B3
(Page 29)
DATA
B4
CLK
B5
(CHASSIS)
J301
4P
L
PHONO IN
R
R125
1k
L
CD/SACD IN
A1
R
R175
1k
J302
4P
R126
2.2k
L
OUT
R
R176 2.2k
MD/DAT
R127 1k
L
IN
A2
R
R177
1k
J303(1/2)
6P
R128
2.2k
L
OUT
R
R178 2.2k
TAPE
R129 1k
L
IN
A3
R
R179
1k
C136
(CHASSIS) 2200p
C137
(CHASSIS) 2200p
R130 4.7k
J303(2/2)
R180 4.7k
6P
R131
-1
100
L
2ND ROOM OUT
R181
-2
100
R
RY301
D301
1SS133T-72
R315
10
See page 42 for IC Block Diagrams.
IC104(2/2)
M5218AP-22
C115
2.2 R122
EQ AMP
50V 470
C110
2.2
50V R121
100
R118
R119 R120
180
8.2k 100k
C111
C113 0.0091 C114 0.033
R116 R117 220
R123
100k 82k 10V
100k
C161 C163 0.0091 C164 0.033
R166 R167 R173
220
100k 82k 100k
10V R169 8.2k R170 100k
R168
R171
180
100
C165
C160 2.2
R172
2.2 50V
IC104(1/2) 470
50V
M5218AP-22
C128
2200p
G1
C130
100p
R
AUDIO SELECT
IC102
TC9273N-00
L
G2
C129
2200p
BUFFER
IC103(2/2)
C124
M5218AP-22
22
50V
AUDIO SELECT
C123
22
50V TC9273N-01
R132 R133 C134
47k 220k 100p
C127
2200p
R182 R183 C175
47k 220k 100p
IC103(1/2)
M5218AP-22
C173
22
50V
Q301
C174
2SC2785TP-
22
RELAY DRIVE 50V
R337
4.7k
R336
10k
(Page 31)
R846
33
C817
47
35V
Q813
BN1F4M
MUTING DRIVE
R841
33
JW812
C126
JW813
2200p
R113
1k
C125
100p
F2
L
IC105
R
G1
F1
33 33
(Page 32)
JW803
H1
H2
I1
H3
I2
H4
H5
I3
D802
1SS133T-72
R850
1k
Q810
BN1F4M
INVERTER
LEVEL SHIFT
IC805
TC74ACT08P
N1 B4
N2 B5
N3 B3
R815
10k
The components identified by mark 0 or dotted Les composants identifiés par une marque 0 sont
line with mark 0 are critical for safety.
critiques pour la sécurité. Ne les remplacer que
Replace only with part number specified. par une pièce portant le numéro spécifié.
STR-DE1075
CN806
21P
+15V
-15V
GND
GND
S-MUTE
VOL-LAT
AC-MUTE
PROTECTOR
CD-RY
HP-CONT
SP-FR-RY
HP-RY
W-FR-RY
REAR-RY (Page
D803 1SS133T-72 C-RY
23)
2ND-RY
PRE-RY
SB-RY
FUNC-LAT
CLK
DATA
LEVEL SHIFT
IC804
TC74ACT08P
R855
10k
R856
10k
C816
0.022