Schematic Diagram - Amp Section - Sony HCD-DX2D Service Manual

HCD-DX2D
Ver. 1.1
Q Q
7-19. SCHEMATIC DIAGRAM — AMP SECTION —
3 7 6 3 1 5 1 5 0
AMP BOARD
H
MAIN
BOARD (3/3)
CN107
SUFFIX-G01V
Page 29
-4.3V
SUFFIX-G02V
SUPPLEMENT-1
Page 6
T E
L 1 3 9 4 2 2 9 6 5 1 3
I
MAIN
(3/3)
BOARD
CN103
12.3
SUFFIX-G01V
+12V REG
12.9
Page 29
SUFFIX-G02V
SUPPLEMENT-1
Page 6
w w w
HCD-DX2D
• See page 46 for IC Block Diagram.
IC103
070
POWER AMP
IC B/D
C181A
0.1
MUTE CONT
OVER LOAD
DETECT
+12V REG
12.3 17.2
GL
16.7
SWITCH
12.9
13.0
DC PROTECT
0
GR
17.2
0
0
0
4.5
x a o
y
. i
http://www.xiaoyu163.com
Q103, Q104
GR
OVER LOAD
DETECT
GR
Q Q
3 7 6
GR
FAN CURRENT
DETECT
DC PROTECT
GR
4.9
GR
GR
GR DC PROTECT
u 1 6 3
.
40 40
http://www.xiaoyu163.com
2 4
8 9 9
3 1 5 1 5 0 8 9 2
6.0
12.3
Q350-Q352
1.0
FAN CONT
0 0.7
GR
0.6
FAN CURRENT
No mark : FM
DETECT
m
c o
2
8 9 9
J
HP BOARD
CW101
(Page 36)
MAIN
BOARD(3/3)
E
CN105
SUFFIX-G01V
Page 29
SUFFIX-G02V
SUPPLEMENT-1
Page 6
4 9 8 2 9 9
DC FAN