Schematic Diagram - Speaker Section - Sony STR-DA4300ES Service Manual

6-51. SCHEMATIC DIAGRAM – SPEAKER Section –
1 2
S_SPTM BOARD
A
B
C
TB4001
D
SURROUND
BACK SURROUND
SPEAKERS SPEAKERS
E
R
L
F
STR-DA4300ES
3 4 5
-1
-2
Q4001
2SC3052EF-T1-LEF
RELAY DRIVE
R4005
24.5
RY4001
10
R4007
2.2k
0
D4001
1SS355TE-17
R4008
10k
C4009 0.1
-1
-2
Q4002
2SC3052EF-T1-LEF
RELAY DRIVE
24.5 R4006
R4009 RY4002
10
2.2k
0
D4002
1SS355TE-17
R4010
10k
C4010 0.1
C4008
100p
C4006
100p
C4005
100p
C4007
100p
6 7 8
CN4001
5P
1 24V AK
3 GND
MAIN
4 S.RY
BOARD
5 SB.RY (4/4)
CN1019
(Page 39)
CN4002
8P
1 SR_L
3 SR_R
4 SRB_L
POWER AMP
5 SRB_R
CN1502,CN1552
6 C
CN1602,CN1702
7 FRONT_L CN1752,CN1802
8 FRONT_R
CN4003
4P
AV
1 FRONT_R
3 FRONT_L
MAIN
4 C BOARD
(3/4)
CN1017
(Page 38)
CN4004
7P
1 SL_GND
3 SBL_GND AT
4 SR_GND
MAIN
5 SBR_GND
BOARD
(4/4)
6 PHGND
CN1018
7 NC
(Page 39)
75 75
9 10
C_SPTM BOARD
CENTER
CN1301
SPEAKERS
2P
TB1301
C1301
100p
AA
BOARD
CN1852
(Page 65)
STR-DA4300ES
11
AU
1 GND
MAIN
2 CENTER
BOARD
(3/4)
CN1016
(Page 38)