4 - 1
SECTION 4
VOLTAGE DIAGRAM
S23
C29
C9
S10
S11
S3
J1
1
2
3
4
5
6
7
8
R7
C13
S26
S24
C16
C12
S21
S18
DS4
R4
C22
R44
S1
C5
Q5
C18
Q3
MC1
R36
DS3
R39
R23
S19
C10
R24
DS11
D7
D16
IC1
1
P10
2
P31/BZO90
3
VPP
4
RESET
5
X2
6
X1
7
VSS
8
VDD
9
P30/TO90
10
P27/TI80/TO80
11
P26/INTP2/CPT90
12
P25/INTP1
13
P24/INTP0
14
P23/SS20
15
P22/SI120/RXD20
16
P21/SO20/TXD20
17
P20/SCK20/ASCK20
18
P07
19
P06
20
P05
21
P04
22
P03
23
P02
24
P01
25
P00
26
P15
27
P14
28
P13
29
P12
30
P11
S13
C32
DS10
EP2
C31
X1
D4
EP4
DS2
D18
D3
R48
C17
R40
Q1
DS8
C21
R46
EP3
S9
R47
R41
D11
S4
C25
C14
D17
R2
S15
R6
C27
R35
D9
S8
DS7
R8
R25
S20
R5
R18
EP1
S6
C26
S2
S25
R27
DS5
S12
C1
IC3
1 VOUT
2 VDD
3 GND
4
NC
5
CT
S22
S5
R12
R42
R49
S16
R22
C23
C2
S17
R19
D6
EP5
DS6
S14
S7
Q2
R37
C19
R45
R14
C24
D10
J2
1
1 2
2 3
3 4
4 5
5 6
6
D1
DS1
C11
R3
R50
L1
L2
C30
MKEY-00
MKEY-01
MKEY-02
MKEY-03
MKEY-04
MKEY-05
MKEY-06
MKEY-07
MKEY-I1
MKEY-I2
MKEY-I3
MKEY-I0
PTT
V/M
MW
LOCK
TUNER/
XFC
UP
DN
(1)
(2)
(3)
(4)
(5)
(6)
MODE
FIL
GENE
F-INP
(9)
(8)
(7)
(.)
(0)
430
F-2
F-1
M8V
MU/D
M8VSW
PTT
MICE
MIC
E
MDATA
ENT
(CE)
28
18
7
3.5
1.8
14
24
144
10
21
50
CALL
SPCH/
D12
R13
R11
MAIN UNIT (For [GEN], [GEN-1])
MAIN-A UNIT (For [GEN-02], [EXP])
S23
C29
C9
S10
S11
S3
J1
1
2
3
4
5
6
7
8
R7
C13
S26
S24
C16
C12
S21
S18
DS4
R4
C22
R44
S1
C5
Q5
C18
Q3
MC1
R36
DS3
R39
R23
S19
C10
R24
DS11
D7
D16
IC1
1
P10
2
P31/BZO90
3
VPP
4
RESET
5
X2
6
X1
7
VSS
8
VDD
9
P30/TO90
10
P27/TI80/TO80
11
P26/INTP2/CPT90
12
P25/INTP1
13
P24/INTP0
14
P23/SS20
15
P22/SI120/RXD20
16
P21/SO20/TXD20
17
P20/SCK20/ASCK20
18
P07
19
P06
20
P05
21
P04
22
P03
23
P02
24
P01
25
P00
26
P15
27
P14
28
P13
29
P12
30
P11
S13
C32
DS10
EP2
C31
X1
D4
EP4
DS2
D18
D3
R48
C17
R40
Q1
DS8
C21
R46
EP3
S9
R47
R41
D11
S4
C25
C14
D17
R2
S15
R6
C27
R35
D9
S8
DS7
R8
R25
S20
R5
R18
EP1
S6
C26
S2
S25
R27
DS5
S12
C1
IC3
1 VOUT
*Refer to “PARTS LIST” for component name or value.
2 VDD
3 GND
4
NC
5
CT
S22
S5
R12
R42
R49
S16
R22
C23
C2
S17
R19
D6
EP5
DS6
S14
S7
Q2
R37
C19
R45
R14
C24
D10
J2
1
1 2
2 3
3 4
4 5
5 6
6
D1
DS1
C11
R3
R50
L1
L2
C30
MKEY-00
MKEY-01
MKEY-03
MKEY-04
MKEY-05
MKEY-06
MKEY-07
MKEY-I1
MKEY-I2
MKEY-I3
MKEY-I0
PTT
V/M
MW
LOCK
TUNER/
XFC
UP
DN
(1)
(2)
(3)
(4)
(5)
(6)
MODE
FIL
GENE
F-INP
(9)
(8)
(7)
(.)
(0)
430
F-2
F-1
M8V
MU/D
M8VSW
PTT
MICE
MIC
E
MDATA
ENT
(CE)
28
18
7
3.5
1.8
14
24
144
10
21
50
CALL
SPCH/
W1
D12
R13
R11
*Refer to “PARTS LIST” for component name or value.
