Schematic Diagram - H.p/Sp/Sp-B Boards - Sony STR-DA2ES Service Manual

6-28. SCHEMATIC DIAGRAM – H.P/SP/SP-B Boards –
(EXCEPT DB1080:E)
RY444
TM444
FRONT B SPEAKERS L R
IMPEDANCE R443
10
USE 4-16Ω
C443
4700p
C444
∗
(CHASSIS)
J849
PHONES
(CHASSIS)
(Page 37)
CN444
7P
L
GND
GND
R
RY GND
RY+24V
SP-B-RY
Q444
2SC2785
RELAY
DRIVE
R441 R442
10k 2.2k
R444
10
(Page 36)
R493
10
C493
4700p
(EXCEPT DA2ES/DB1080:E)
C494
∗
∗ C444,494
100p (DA2ES)
470p (EXCEPT DA2ES/DB1080:E)
TM449
FRONT A SPEAKERS
IMPEDANCE
USE 4-16Ω
CN849
5P
HP-CONT
CONT-GND
R
GND
L
(Page 36)
EB849
CN449
13P
FSP,RY-
RY+24V
RY GND
SW
PRE,RY-
L
R
SL
SR
C
SB
SP-RY-GND
SP-B-RY
CN447
7P
SP-B-RY
RY+24V
RY GND
R
GND
GND
L
CN448
4P
L
GND
GND
R
D448
RY448
1S133
R447
10
R496
C496
10
4700p
R L
R446
C446
10
4700p
∗ C445,495
(DB1080) 100p (DA2ES/DB1080:AEP,UK)
C495 C445
∗ ∗
470p (DB1080:E,SP,MY,KR)
(CHASSIS)
41 41
R497
10
D449
1S133T
RY449
R449 100k
-1
R448 1k
-2
R499 100k
R498 1k
RY549 R548 1k
R549 100k
-1 R598 1k
R599 100k
-2
R649 100k
R648 1k
R699 100k
RY699 R698 1k
-1 R748 1k
-2
C497
100p
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-DA2ES/DB1080
J449
4P
L
FRONT
R
L
SURROUND
R
PRE OUT
CENTER
SURROUND
BACK
SUB
WOOFER
OUT
J699
4P