Mipro MA-101 ACT - Circuit Diagrams; Main Circuit Schematic

+
C1
R1
3
2
1
8 4
U1A
R3
R2
+
C2
+
C3
R5
C5
R4
3
2
1
8 4
U4A
5
6
7
U4B
R18
R17
R20
R21
+
C21
1
2
3
U2
C4 C6
1
2
3
4 5 6
8
7
+8V
10
11
9
U3A
C9
+
C10
+
C11
R12
+
C12
+
C13
+
C15
+ C16
+
C14
J4
R14
R15
+
C19
+
C20
+
C17
C18
3
5
2
1
4
RL1
R27
Q7
R28
R22
VCC(+8V)
TO S.P.K/4
Z4
A1
A1
A2
A2
A3
A3
A4
A4
A5
A5
A6
A6
A7
A7
A8
A8
A9
A9
A10
A10
B1
B1
B2
B2
B3
B3
B4
B4
B5
B5
B6
B6
B7
B7
B8
B8
B9
B9
B10
B10
EP1
J1
1
2
3
U5
VCC(+5V)
Q6
R25
R26
3
12
Z3
2
Z1
2
Z2
RF/POWER LED
DC INPUT(+18V)
RF MODER
J3
VCC(+12V)
Q8
R30 R31
R29
X1
C24
C25
VCC(+5V)
MCLR
28
OSC1
27
OSC2
26
RC7
25
RC6
24
RC5
23
RC4
22
RC3
21
RC2
20
RC1
19
RB0
10
RA3
9
TOCKI
1
VDD
2
NC
3
VSS
4
NC
5
RA0
6
RA1
7
RA2
8
RB1
11
RB2
12
RB3
13
RB4
14
RB5
15
RB6
16
RB7
17
RC0
18
U6
1 2 3
4
5
6
J6
VCC(+12V)
+
C23
R13
R8
R11
3
2 1
Q1
R9
R6
R7
Q2
C8
+
C7
CS
SK
DO
DI
DO
DI
CS
SK
VCC(+5V)
R33
Q5
R23
R24
1
2
J5
VCC(+5V)
2 3
1
Z5
R32
R34
2LED1
1
1
2
2
3
3
4
4
5
5
J7
VCC(+5V)
LE
LD
LE
LD
1
2
3
J2
R35
1
32 J8
POWER S.W
POWER S.W
R36
+
C22
RF LED
POWER LED
+
C26
CIRCUIT DIAGRAMS