Alto A400.4 Dragonfly, Service Manual

Page: 10 / 24

1
2
3
4
5
6
78
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
IN
1-
4
IN
1+
5
S
G
ND1
2
OS
C
7
MODE
6
IN
2-
9
IN
2+
8
S
G
ND2
11
FB
1
20
SW
1
24
REL
1
23
EN
A
1
21
DI
A
C
UR
22
DI
A
T
E
M
P
15
ST
A
B
EX
18
ST
A
B
IN
T
19
EN
A
2
16
REL
2
14
SW
2
13
FB
2
17
VDD1
3
VDD2
10
VSS1
1
VSS2
12
U6
T
D
A8929
C31 0.1uF
/100V
GN
D
GN
D
MUT
E
+
25C
-25C
R28
1
K
0
C48 220N
-25C
C59 1N
C49 220N
SW
2
17
REL
2
16
EN
A
2
14
VST
A
B
9
PO
W
U
P
15
DI
A
G
3
EN
A
1
4
REL
1
2
SW
1
1
BOOT
2
12
OUT
2
11
BOOT
1
6
OUT
1
7
VSS1
8
VSS2
10
VDD1
5
VDD2
13
U8
T
D
A8927
-25
+2
5
C40
22N
C41 22N
C29 560P
C32
560P
C30 560P C33 560P
C151
2N7 CO
G
C18
470N MKT
C152 2N7 CO
G
C21 470N MKT
C50 0.01uF
C61
470N
C62
1N(
N
PO
)
C110 10N(
N
PO
)
C105
100U/35V LO
W
ESR
C106
100U/35V LO
W
ESR
R39
5R60
R40 5R60
R41 5R60
R42
5R60
R63 100R R64 100R
R65
47R 1/4W
R66 47R 1/4W
L3
T
W
KC-
22UH
L4
T
W
KC-
22UH
L10
T
W
KC-
22UH
L11
T
W
KC-
22UH
+2
5
-25
+2
5
-25
GN
D
GN
D
GN
D
GN
D
GN
D
GN
D
CA
S
E
TE
6
GN
D
+
25C
-25C
C5
470N
C6
0.1uF
/100V
C7
470N
C45
220N
C46
NO
T
US
E
C47
220N
GN
D
GN
D
+2
5
-25
C60 470N C55 0.1uF
/100V
TE
7
C8 220N
C9 NO
T
US
E
C10 220N
-25
R31 27K
C34
220N
-25C
R1 56K
D8 ZD5
.6
+
25C
GN
D
MUT
E
+2
5
-25
L1
fer
ri
te bead
L2
fer
ri
te bead
TE
1
C16 0.1uF
/100V
-25C
GN
D
GN
D
C4 0.1uF
/100V
TE
3
+VC
C
TE
4
GN
D
TE
5
-V
CC
C56 0.01uF
C64
1N(
N
PO
)
C111 10N(
N
PO
)
R68 47R 1/4W
R70 47R 1/4W
GN
D
GN
D
CA
S
E
C14
10U/16V
C15
10U/16V
R3 5K60 R2 5K60
C3 560P
GN
D
TE
2
1 2 3
CN1 CO
N3
L5
fer
ri
te bead
L6
fer
ri
te bead
C1 0.1uF
50V
C2 0.1uF
50V
TE
8
C13 10N(
N
PO
)
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