Alto PBM4 SISTEMA, Руководство по обслуживанию

Страница: 5 / 35

1
2
3
4
5
6
A B C D
6
5
4
3
2
1
D C B A
Title
Number
Revision
Size
C
Date:
3-Feb-2005
Sheet of
File:
P
B
M
4
Drawn By:
V+
1
NC
2
OUT
3
V-
4
V+
5
NC
6
GND
7
MUTE
8
-VIN
9
+VIN
10
NC
11
U1
LM3886
V+
1
NC
2
OUT
3
V-
4
V+
5
NC
6
GND
7
MUTE
8
-VIN
9
+VIN
10
NC
11
U2
LM3886
C36
0.1UF/275V
C2 100NF
C15 100NF
C17 100NF
C6 100NF
1
2
3
4
BR
BU10--04
C35 6800UF/50V
C41 470UF/35V C31 470UF/35V
C5
100UF/50V
C1
100UF/50V
C19 330UF/16V
C18 47UF/50V
C37 1000UF/35V C30 1000UF/35V
C13 6800UF/50V
R7 2.2K
R5 2.2K
R13 47K
R15 61.9K R19 61.9K
R7 2.2K
R18 3.48K R16 3.48K
R8 100
R4
1K
R1 33K
D3 IN4004
D6 IN4004
D4 IN4004 D5 IN4004
Q1
2N5551
C10 100NF
C9
47UF/25V
C4 100NF
C7 100NF
C8
100UF/50V
C3
100UF/50V
R6 1K R2 33K
C12 100NF
C11
47UF/25V
+VA
+15V
-VA
-15V
-VA
+VA +VA
-VA
GND
C20 1UF/50V
GND
GND
INPUT+
S1
SW SPST
GND
T1 TRANS5
GND
SP1 SPEAKER
AC LAMP NEON
SP2 SPEAKER
1 2 3 4 5 6 7 8 9
10
CN2 CON10
F? FUSE1
GND
OUT1
GND
GND
OUT2
INPUT-
GND
INPUT+
GND
SP1
GND
INPUT-
SP2
C14 100UF/50V
-15V
2.6V
2.6V
GND
35V
20V
+15V
27V
27V
GND
34.7V
35V
SP2
34.9V
OUT2
PBM4
PING LU TANG
SP1
2004/11/01
OUT1
IN
2
OUT
3
GND
1
U3 7915
Vin
1
GND
2
Vout
3
U6 7815
PC250 PC250 PC250
GND
D2 IN4737 D1 IN4737
R3 95O R9 200O
4. Schematic Diagram
4