Printed Wiring Board - Dcdc Board; Schematic Diagram - Dcdc Board - Sony STR-DG820 Service Manual

6-32. PRINTED WIRING BOARD - DCDC Board -

• See page 19 for Circuit Boards Location.
1
DCDC BOARD
A
L4100
C4002
C4000
HS4100
B JL009
IC4001
1
2
4
5
C4102
JL010 R4101
R4100
(US, CND)
CN4101 JW4003
V
C
CL001
XM BOARD
CNP103
CL005
(Page 28)
C4009
C4007
T
JL003
HDMI BOARD
CN3507
(Page 24)
JL004
C4010
Z
A001
DIGITAL
AUDIO
D
BOARD
JL011
C4008
CN2208
(Page 33)
CL006
STR-DG820
• : Uses unleaded solder.
2 3
FH4002 FH4004
D4001
F4002
F4001
FH4001
FH4003
JW4005
CL004
CL003
CN4001
L4101
JL006
D4804
JW4004
JL005
JW4008
C4103
L4000
C4003
D4803
IC4000
1
L4001
5
JL001
C4004
R4001
R4002
C4005
C4006
1-875-919-

6-33. SCHEMATIC DIAGRAM - DCDC Board -

• See page 48 for IC Block Diagrams.
1
4
A
B
1
C
AQ
STANDBY
BOARD
6
CN913
AQ
(Page 46)
STANDBY
BOARD
D
CN913
(Page 47)
11
(11)
45 45
2 3 4
DCDC BOARD
1 2 3 4
L4000
100uH
C4003
1000
35V
CN4001
1 2 3 4
6P F4002
JL008 CL003
T3.15AL/250V
AC-R2-17V 1
AC-R2-17V 2
JL007
GND 3
L4100
F4001
JL006 CL004 100uH
GND 4
T3.15AL/250V
AC-R2-17V 5
D4001
D5SBA20-4003
AC-R2-17V 6
C4002 C4000
3300 1000
35V
35V
STR-DG820
5 6 7
IC B/D
IC4000
(Page 29)
+6.2V REGULATOR
CN4101
IC4000 9P
V
SI-8050S-LF1101
5 JL005
9 GND
CL001
8 +6.2V XM
BOARD
7 +6.2V (NC) CNP103
L4001
JL004
6 +6.2V
R4001 5 D_GND T
CL002
220
4 BLANK
CL005
HDMI
3 +4V
BOARD
2 NC (2/2)
C4005 C4007
CN3507
1000 0.47
1 +4V
(Page 27)
16V
IC B/D
IC4001
CN4104
8P
+4V REGULATOR
JL001
IC4001
1 D6.2V
SI-8001FFE
5
2 NC
Z
3 D6.2V
JL002
L4101 4 D4V
DIGITAL
AUDIO
5 D4V
JL003 BOARD
6 GND
(1/2)
R4102
CN2208
3.3k 7 GND
(Page 34)
8 GND
C4103 C4010
1000 0.47
16V