Alto A200.2 DRAGONFLY, Service Manual

Page: 10 / 25

1 2 3 4 5 6 7 8
A
B
C
D
8 7 6 5 4 3 2 1
D
C
B
A
C20
10U/16V
C22
10U/16V
C23
2200U/35V
C24
2200U/35V
R27
5K60
R26
5K60
C28
560P
IN1-
4
IN1+
5
SGND1
2
OSC
7
MODE
6
IN2-
9
IN2+
8
SGND2
11
FB1
20
SW1
24
REL1
23
ENA1
21
DIACUR
22
DIATEMP
15
STABEX
18
STABINT
19
ENA2
16
REL2
14
SW2
13
FB2
17
VDD1
3
VDD2
10
VSS1
1
VSS2
12
U6
TDA8929
C31
0.1uF/100V
GND
GND
MUTE
+25C
-25C
R28 1K0
C48
220N
-25C
C59
1N
C49
220N
SW2
17
REL2
16
ENA2
14
VSTAB
9
POWUP
15
DIAG
3
ENA1
4
REL1
2
SW1
1
BOOT2
12
OUT2
11
BOOT1
6
OUT1
7
VSS1
8
VSS2
10
VDD1
5
VDD2
13
U8
TDA8927
-25
+25
C40
22N
C41
22N
C29
560P
C32
560P
C30
560P
C33
560P
C151
2N7 COG
C18
470N MKT
C152
2N7 COG
C21
470N MKT
C50
0.01uF
C61
470N
C62
1N(NPO)
C110
10N(NPO)
C105
100U/35V LOW ESR
C106
100U/35V LOW ESR
R39
5R60
R40
5R60
R41
5R60
R42
5R60
R63
100R
R64
100R
R65
47R 1/4W
R66
47R 1/4W
L3
TWKC-22UH
L4
TWKC-22UH
L10
TWKC-22UH
L11
TWKC-22UH
+25 -25
+25 -25
GND GND
GND GND GND GND
CASE
TE6
GND
+25C
-25C
C5
470N
C6
0.1uF/100V
C7
470N
C45
220N
C46
NOT USE
C47
220N
GND
GND
+25
-25
C60
470N
C55
0.1uF/100V
TE7
C8
220N
C9
NOT USE
C10
220N
-25
R31
27K
C34
220N
-25C
R1
56K
D8
ZD5.6
+25C
GND
MUTE
+25
-25
L1
ferrite bead
L2
ferrite bead
TE1
C16
0.1uF/100V
-25C
GND
GND
C4
0.1uF/100V
TE3
+VCC
TE4
GND
TE5
-VCC
C56
0.01uF
C64
1N(NPO)
C111
10N(NPO)
R68
47R 1/4W
R70
47R 1/4W
GND
GND
CASE
C14
10U/16V
C15
10U/16V
R3
5K60
R2
5K60
C3
560P
GND
TE2
1
2
3
CN1
CON3
L5
ferrite bead
L6
ferrite bead
C1
0.1uF50V
C2
0.1uF50V
TE8
C13
10N(NPO)
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