Schematic Diagram - Main Board (3/4) - Sony STR-DA4400ES Service Manual

STR-DA4400ES

6-17. SCHEMATIC DIAGRAM - MAIN Board (3/4) -

1 2 3
A
MAIN BOARD (3/4)
B
C
D
44
RY_GND
PREOUT_RY
MAIN
BOARD
+12V
(4/4)
(Page 45)
STB+5V
RY
+15V
E
-15V
RYGND
43
+12V
GND
MAIN
BOARD DSP+2.5V
(2/4)
+5V
(Page 43)
COAX+4V
F
FLGND
DSP+3.3V
+3.3V_GND
A
C5092
100p
TM4001
-
CENTER
+
G SPEAKERS
MAIN
CN1401
45
BOARD
(4/4)
CN1491
(Page
TM4002
45)
SPEAKERS
C5090
FRONT FRONT
100p
H
B R A R
C5091
100p
+ +
- -
- -
+ +
I
FRONT FRONT
B L A L
C5096 R5095
100p 2.2k
C5095
100p
J
GP1401
(CHASSIS)
R5096
2.2k
K
STR-DA4400ES
• See page 118 for IC Block Diagrams.
4 5 6
PREOUT_RY
15
0
R2213 R2214 Q1105
2SC2712-YG-TE85L
4.7k 10k
RELAY DRIVE
RY4003
-1
-2
Q4003
2SC2712-YG-TE85L
RELAY DRIVE
0
C4003 R5103
R5097
0.1 10
2.2k
0.7
R5100
D4003
10k
MA111-TX
RY4001
-1
-2
Q4001
2SC2712-YG-TE85L
RELAY DRIVE
0
C4001 R5101
R5091
0.1 10
0.7 10
R5098
D4001
10k
MA111-TX
C5094
RY4002
0.022
-1
-2
Q4002
2SC2712-YG-TE85L
RELAY DRIVE
C4002
R5102
0.1
0 10
0.7
D4002
R5099 MA111-TX
10k
7 8 9
IC2494
IC2494
+2.5V REGULATOR
SI-3011ZD-TL
IC B/D
1 2 3 4 5
R2504 R2501
1k
470
R2492
2.2k
C2503
0.1
C2504
C6305
R2503 R2493
470
1000 1k
10k
25V
6.3V
IC1236
+5V REGULATOR
IC1236
BA50BC0FP-E2
15 5
VCC
OUT
1 GND 3
C2507
C2508
2 C2498
470
0.1
470
25V
25V
TEMP(4/8)
R2505
10k
D1414
MA111-TX
Q1401
2SC2712-YG-TE85L
RELAY DRIVE
0.7
1.5
0.9
RY1402
R5090 R5092
-2 -1
10 10
D1401
C5093
C5097
RBV-602-01
D1413
0.022 0.022
MA111-TX
R2506
10
44 44
10 11 12 13
RY1401
-1 R2496 470 1W
-2 R2497 470 1W
R2494 10
D1403
MA111-TX
STOP
P-ON-RY
C2495
0.1
11.2 REAR-RY
0 SB-RY
Q1402
2SC2712-YG-TE85L
RELAY DRIVE
HP-RY
IC2490
IC2490
+15V REGULATOR
uPC2415AHF
C2501
15 19.3
O I 0.1
3 G 1
C2497
470
2
25V
1
-14.9 -19.6
IC2491
3 2
uPC7915AHF
IC2491
-15V REGULATOR
D1405
V-POW
1SR154-400TE-25
F1403
C2513
C2499
T4AL
D1406 2200
0.1
250V
1SR154-400TE-25 25V
D1407
C2514 F1404
1SR154-400TE-25
2200 T4AL
C2500
25V 250V
0.1
D1408
1SR154-400TE-25 C2493 0.015 100V
C2492 0.015 100V
C2512 0.015 100V
C2511 0.015 100V
C2517 R2507
C2494 R2490
0.33 33
0.33 33
200V
200V
~ C2490
~
~
~
D1411
RBV-602LF-A
C2491
8200
71V
14 15
CN1410
4P
AH
4
HP_R
3 HP_GND
ANALOG
(Page 62)
1 HP_L BOARD
(3/3)
CN608
CN1407
10P
1 +12V
AY
3 GND
4 +5V
AC
BOARD (Page 117)
5 STOP
CNP54
6 POW-RY
AX
7 RY+24V
8 RY GND
SP-TM
9 REAR-RY
BOARD
10 SB-RY CX4103
(Page 81)
CN1400
7P
1 +5.5VGND
AS
3 +5.5V
4 +12VGND
A-VIDEO
BOARD
5 +12V
(4/4)
6 -5VGND CN6518
(Page 101)
7 -5V
CN1402
15P
+24V
GND_+24V
GND
DCDC-5V
AG
GND-5V
DCDC+12V
DC-DC
GND+12V
BOARD
+6V
CN1401
(Page 115)
GND+6V
DCDC4V
GND4V
DCDC3.3V
GND3.3V
D-POW
CN1408
AU
4P
1 AC17V
MAIN POWER
3 GND
TRANSFORMER
4 AC17V T001
(Page 117)
CN1403
6P
1
GND
AT
3
H-B
4 H-A
MAIN POWER
TRANSFORMER
5 L-B
T001
6 (Page 117)
L-A
CN1404
5P
1 SL GND
AV
2 SR GND
3 SBL GND
SP-TM
BOARD
4 SBR GND
CX4102
5 PHGND
(Page 81)
8200
71V
CN1405
5P
X
1 +B
3 GND POWER AMP
BOARD
4 -B
CN1901
(Page 73)
5 AGND
CN1406
4P
AW
1 FRONT R
2 NC
SP-TM
BOARD
3 FRONT L
CX4104
4 CENTER
(Page 81)