Main Unit - Icom IC-M45 Service Manual

8-2 MAIN UNIT

• TOP VIEW
C164
J3
7
1
J2
C163
FROM MICROPHON
R77
J5
GND
11
DATAS
OP.RST
PTT.S
BUSY
RMUT
ICF3
C191
DATAM
5V
DET
1 DSC
FROM OPTIONAL
UNIT
J4
1
FROM LOGIC UNIT J1
D17
R64
IC8
L20
C96
R63
C93
R62
C181
J2 R61 R60
C207
C89
1
Q14
C135 C144
R114
R118
R130
R120
C140
IC6
R129
R127
R126
R79 R80
J4
1
C194
C167
30
J1
8
8 - 3
W1
L22
C192
R67
D11 C103
Q13
Q15
Q16 R140
C189
C81
R78
L15
R156
R35 C68
Q17
C63
X1
Q5
C186
Q4
L23
C121
IC3
L24
Q19
C123 D8 D19
C205 D6
C177
C65
R34
FI2
Q21 C152
C151
C202
X2
1
C44
J1
FROM
VR-A UNIT P1
1
L1
D13
L25
L3
D1
W2
R49
C80
L5
R50
C83
R47
L18
L6
C20
L26
L7
D18
C76
R42
R12 R13
C32
L8
C31 C30
FE1B FI1A