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Schematic Diagram - Power Section - Sony STR DA2400ES - 7.1 Channel Home Theater AV Receiver Service Manual

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6-51. SCHEMATIC DIAGRAM - POWER Section -

1
2
A
STANDBY BOARD
B
C
CNP54
6P
JL012
POWER RY
6
JL013
AB
STOP
5
JL014
STB+5V
4
JL015
MAIN
GND
3
BOARD
(2/3)
NC
2
CN4024
JL016
D
+12V (REG)
1
(Page 48)
+5V REGULATOR
5
3
C57
470
25V
E
C54
470p
JL017
JL018
(CHASSIS)
F
G
H
STR-DA2400ES/DG920
3
4
5
IC51
R53
R54
Q51
22k
2.2k
2SC3052EF-T1-LEF
0
0.2
IC51
AC OFF DETECT
BA05T
0.6
0.8
11.1
R51
OUT
VCC
10k
1
GND
C58
R55
RT1N241C-TP-1
0.1
2
10k
C51
R52
Q52
C52
10
3.3k
2SC3052EF-T1-LEF
2200
50V
RELAY DRIVE
25V
6
7
8
9
R60
4.7
Q54
2SB734-T-34
11.1
15.8
D54
10EDB40-TB5
C53
R59
2200
10k
15.2
25V
R58
3.3k
R61
D52
680
10EDB40-TB5
0
15.2
5.7
0
D55
10EDB40-TB5
Q53
Q55
RT1N241C-TP- 1
Q53 - 55
C55
C56
D53
REGULATOR
4700p
0.056
10EDB40-TB5
75
75
10
11
12
AZ
DCDC CON
BOARD
CN1400
(Page 73)
CN003
4P
1
N
2
NC
F901
T4AL/250V (DA2400ES: AEP, ECE, UK)
2
NC
8A/125V (DA2400ES: US/DG920)
RY01
4
L(U 120V, CE 230V)
C01
0.01
250V
CNP53
2P
1
L
2
L
(DA2400ES: AEP, ECE, UK)
AW
T002
SUB POWER
DISPLAY
TRANSFORMER
BOARD
CNP718
5
(Page 65)
6
4
TH50
CNP51
3P
7
3
1
L
8
2
NC
2
3
N
C59
0.01
9
250V
1
10
11
T003
SUB POWER
TRANSFORMER
5
R001
3.3M
1.2W
6
4
7
JS007
3
8
2
9
1
EB01
10
(CHASSIS)
11
(DA2400ES: US/DG920)
STR-DA2400ES/DG920
13
14
15
T
MAIN
BOARD
(2/3)
CN801
T901
(Page 48)
MAIN POWER
TRANSFORMER
R
MAIN
BOARD
(2/3)
CN811
(Page 48)
POWER SWITCH BOARD
CN1
3P
CL2
L
1
NC
2
CL1
L
3
SW1
CN2
POWER
2P
CL4
STB_3.3V
2
CL3
POW-SW-DET
1
(DG920)
(AC IN)
~ AC INLET
(DA2400ES)

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