Philips AZ3830/55, Service Manual

Page: 13 / 18

AUDIO SECTION
Notes:
The C79 ,C91 must be placed as near to the CD18 as
possible
AMP_VCC
DAC_RP
DAC_LN
DAC_RN
DAC_LP
CD_LCH
AMP_Mute
CD_RCH
MAIN_VCC
AMP_VCC
7V5
C75 220pF
C84
1.5nF
C
83
10
0u
F/1
6V
Q3 BC807-25
R86 10R
C77 100uF/6.3V
R75
47K
C95 220pF
C78
1.5nF R03 1K
R93
18K
R92
1K
Q02
BC817-25
1
2
3
R82 18K
R84 22K
C93
100pF
R88 22K
Q01
BC817-25
1
2
3
C91
1.5nF
C37 0.1uF
C80
100pF
C
87
0.1
uF
C92
1.5nF
R95 22K
R87 4K7
R110 620R
C
86
10
0u
F/1
6V
R91 1K
C88
220pF
-
+
IC11A
D4558
3
2
1
8
4
R83 4K7
C90 100uF/6.3V
R111 620R
R90
18K
R99 18K
R112
47K
R94 4K7
R072
10K
-
+
IC11B
D4558
5
6
7
8
4
C85
220pF
C
82
0.1
uF
R72 1K
R04 1K
C96
1.5nF
R98 22K R97 4K7
C79
1.5nF
R109
47K
CIRCUIT DIAGRAM - WMA BOARD