Schematic Diagram - Preout Board - Sony STR-DA4300ES Service Manual

6-49. SCHEMATIC DIAGRAM – PREOUT Board –
1 2
A
J4051
L
B
FRONT
R
L
SURROUND
R
C
L
SUB BACK
R
PREOUT
D
(CHASSIS)
(CHASSIS)
(CHASSIS)
E
J4052
CENTER
SUB
WOOFER
F
(CHASSIS)
G
STR-DA4300ES
3 4
PREOUT BOARD
R4151
1k
R4171
1k
R4152
1k
R4172
1k
R4153
1k
R4173
1k
C4173
100p
R4154
1k
R4174
1k
D4055
1SS355TE-17
D4056
1SS355TE-17
C4055 C4154 C4174
100p
220p 100p
5 6
RY4051
-1
-2
Q4051
2SC3052EF-T1-LEF
11.9
RELAY DRIVE
0
D4051
1SS355TE-17
R4052
10k
R4053 C4051
10 0.1
RY4052
-1
-2
Q4052
2SC3052EF-T1-LEF
RELAY DRIVE
D4052 11.9
1SS355TE-17
0
C4052
0.1
R4055
R4056 RY4053
10
-1
-2
Q4053
2SC3052EF-T1-LEF
RELAY DRIVE
11.9
D4053
0
1SS355TE-17
R4058
R4059
C4053
10
0.1
RY4054
-1
-2
Q4054
2SC3052EF-T1-LEF
RELAY DRIVE
D4054
11.9
1SS355TE-17
0
R4062
C4054
10
0.1
R4061
10k
73 73
7 8 9
CN4051
19P
R4051
4.7k
R4054
4.7k
10k
R4057
4.7k
10k
R4060
4.7k
STR-DA4300ES
10
1 GND
2 R_OUT
3 GND
4 L_OUT
5 GND
6 SR_OUT
7 GND
AR
8 SL_GND
9 GND
MAIN
10 SBR_OUT
BOARD
11 GND
(1/4)
CN1014
12 SBL_OUT
(Page 36)
13 GND
14 SW_OUT
15 GND
16 C_OUT
17 GND
18 12V
19 PRE_RY