Schematic Diagram - Amp Section - Sony HCD-AZ1D Service Manual

HCD-AZ1D
7-22. SCHEMATIC DIAGRAM — AMP SECTION —
AMP BOARD
H
MAIN
BOARD (3/4)
CN107
(Page 30)
-4.3V
I
MAIN
BOARD (3/4)
CN103
12.3
(Page 30)
+12V REG
12.9
HCD-AZ1D
• See page 47 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
Q103, Q104
GR
OVER LOAD
DETECT
GR
GR
FAN CURRENT
DETECT
DC PROTECT
GR
4.9
GR
GR
GR
DC PROTECT
42 42
6.0
12.3
Q350-Q352
1.0
FAN CONT
0 0.7
GR
0.6
FAN CURRENT
No mark : FM
DETECT
J
HP BOARD
CW101
(Page 38)
E
MAIN
BOARD(3/4)
CN105
(Page 30)
DC FAN