Schematic Diagram - Main Board (3/3) - Sony STR-DA1ES Service Manual

5-20. SCHEMATIC DIAGRAM – MAIN Board (3/3) – •
(3/3)
CN101
9P
LOUT SORL
GND
GND
ROUT SORR
+15V
-15V
F.LAT
DATA
(Page 29)
CLK
(DA1ES)
C161
(CHASSIS) 2200p
(CHASSIS)
J131
4P
L
PHONO IN
R
R151
1k
(DA1ES)
L
CD/SACD IN
R
R152
1k
J151
4P
R153 2.2k MOUT2
L
OUT
R154 2.2k MOUT1
R
MD/TAPE
R155 1k MD2
L
IN
MD1
R156 1k
R
C162
2200p
(CHASSIS)
CN805
10P (DA1ES)
4P (DB780)
C (DA1ES)
SR
SL
R
L
PRE,RY-
SW
(Page 37)
RY GND
RY+24V
R732
100k
R829
10
FSP,RY-
C703
22
50V
RY807
D810
1SS133 R838
2.2k
Q826
2SC2785
R839
RELAY
10k
DRIVE
R813
Q808 2.2k
2SC2785
RELAY
R817
DRIVE 10k
See page 45 for IC Block Diagrams.
C135
2.2
C137 C145
50V
100p 2.2 R145
50V 470
R131
2.2k R141
(DB780)
100
R147
100k R135
180 R137 R139 C143 R143
8.2k 100k 0.033 100k
C139
R133
220
100k
10V
C140
R148
220
100k C142 R138 R140 C144 R144
10V
0.0091 8.2k 100k 0.033 100k
IC131
M5218AP-22
R134 R136 C146
100k 180 R142 2.2
100 50V
R132 C136 C138
2.2k 2.2 100p R146
50V 470
(DB780)
PHONO EQ AMP
(DB780)
C165
100p
R
AUDIO
SELECTOR
L
C164 IC151
2200p TC9273N-004
C163
2200p
C
SR
SL
R
L
SW
(Page 31)
SR
R840
33
BUFFER
IC502
R845
M5218AP
33
C502
220p
R503
100k
R161
1k
BUFFER
IC402
M5218AP
BUFFER
IC602
M5218AP
C819
22
25V
C818
22
25V
R846
33
C817
47
35V
R841
33
33 33
R552 1k C551 22 50V SR
C568
R553
100
100k
16V
C552
220p
ELECTRICAL
VOLUME
IC501
CXD9725M
R504
C501 1k
C518
R502 22
100
1k 50V
16V
R452
1k
C468 100 16V VRIN10
C451 22 50V
R453
100k
C452
220p
ELECTRICAL
VOLUME
IC401
C402 CXD9725M
220p
R403
100k
R404 1k
R402
1k
C401 22 50V
C418 100 16V C469
100p
R702 1k C701 22 50V
C718 100 16V
R703
100k
C702
220p
ELECTRICAL
VOLUME
IC601
CXD9725M
C602
220p
C618
100
R603
16V
100k
C619 R604
100p 1k
R602 1k C601 22 50V
C821 0.01
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-DA1ES/DB780
C1
VRIN1
(Page 32)
VRIN2
VRIN9
VRIN3
(Page 32)
C2
C3