Alto Dragonfly PM-12 Service Manual page 34

1 2
TE2
C20
R26
D
5K60
GND 10U/16V
TE1
C22
R27
AF IN
5K60
10U/16V
R31
-25C
27K
C34
220N
MUTE
C
C23
2200U/35V +25
TE3
+VCC
B
TE4
GND
TE5
-VCC
C24 -25
2200U/35V
GND
C71
C5
470N
470N
+25
C6
C72
470N 470N
-25
A
C73
C7
470N
470N
GND
1 2
3
+25C
U6
C28
20
560P FB1
4
IN1-
24
SW1
5
IN1+
23
REL1
2
SGND1
21
ENA1
GND
22
DIACUR
7 15 -25C C48
OSC DIATEMP
6 18
MODE STABEX
19
STABINT
220N
16
ENA2
11
GND SGND2
14
REL2
8
IN2+
13
SW2
9
IN2-
C59
17
FB2
TDA8929
1N
-25C
C105
100U/35V LOW ESR
L1 GND
+25C
ferrite bead
C45 C8
220N 220N
C14
2200U/35V LOW ESR
C46 C9
220N 220N
GND
C15
2200U/35V LOW ESR
C47 C10
220N 220N
L2
C106
-25C
ferrite bead
100U/35V LOW ESR
GND
C60
470N
C55
C31 C16 C63 C44 C4
470N
470N 470N 470N 470N 470N
C61
470N
3
4 5
fbla
+25
sla 17 12
SW2 BOOT2
rla 16
REL2
ela 14 11
ENA2 OUT2
C49
C40
220N
22N
9
-25 VSTAB
dia1 15
POWUP
3
DIAG
C41
22N
R28 1K0
4 7
ENA1 OUT1
2
REL1
1 6
SW1 BOOT1
U8
TDA8927
-25
-25C
+25
C42
U9 22N
17 12
SW2 BOOT2
16
REL2
14 11
ENA2 OUT2
C54
220N
9
-25 VSTAB
15
POWUP
3
DIAG
R35
1K0
4 7
ENA1 OUT1
2 C43
REL1
1 6
SW1 BOOT1
22N
TDA8927
-25
+25C
R1
56K
MUTE
D8
ZD5.6
GND
4 5
33
6 7
+25 -25 GND GND
C29
C30
C151
C18
2N7 COG
560P 560P
470N MKT
R63
R40
R39
100R
5R60 5R60
L3 L10
TWKC-22UH
TWKC-22UH
L4 L11
TWKC-22UH
TWKC-22UH
R64 R65 R66
R42
R41
100R 47R0 47R0
C62
5R60 5R60
1N(NPO)
C110
C32 C33
C152 10N(NPO)
C50
2N7 COG
C21
560P 560P 220N
470N MKT
+25 -25 GND GND GND GND CASE
+25 -25 GND GND
C36
C38
C153
560P
560P 2N7 COG
C26
R43 R45 R29
470N MKT
5R60 5R60 100R
L5 L12
TWKC-22UH TWKC-22UH
L6 L13 TWKC-22UH
TWKC-22UH
R44 R46 R30
R68
R70
5R60 5R60 100R
47R0
47R0
C111
C27
10N(NPO)
470N MKT
C37
C64
C39
C154 C56 1N(NPO)
560P
560P 2N7 COG 220N
+25 -25 GND GND GND GND CASE
PM12dragonfly Power Amplifier
Titel
Size Model No:
A3 PM12
8-Jan-2004
Date:
File: D300W.SCH
6 7
8
D
TE11
-OUT
C
TE13
+OUT
B
A
Revision
VER030129
Sheet 1 of 1
Drawn By: KEVIN LIN.
8