
Schematic Diagrams, Overlays, and Parts Lists
: UHF Band 2 Circuit Board/Schematic Diagrams and Parts List (8415235H07)
M
ic
r
o
s
t
r
i
p
M
ic
r
o
s
t
r
i
p
7
.
66
n
H
L106
C
112
47pF
TX_OUT
100pF
C
109
C
111
11pF
C
113
10pF
C
123
10
u
F
BEAD
E101
R102
0
.
075
C
172
100pF
L107
33
.
47
n
H
100pF
C
114
100
R172
1
2
3
Q110
6
.
2
R176
6
.
2
R175
M
ic
r
o
s
t
r
i
p
HEATS
I
NK
H101
POS
1
R103
43
33pF
C
116
30pF
C
115
4
.
22
n
H
L108
TX_
I
NJ
C
295
100pF
R111
20
PA
SH
I
ELD
SH101
1
SH
I
ELD
NU
R120
43K
100pF
C
119
R174
R110
300
300
R112
if
47K
R104
100pF
C
171
43K
R171
180K
R173
C
125
100pF
TX_
I
NJ_1
NU
R107
.
022
u
F
C
150
C
151
100pF
NU
C
120
L160
15
.
0
n
H
C
117
30pF
C
118
100pF
10
R106
L109
11
.
03
n
H
C
121
100pF
100pF
C
160
22
n
H
L112
C
128
.
022
u
F
100pF
C
130
R108
5
.
6K
C
152
.
022
u
F
R161
200
0
.
1
u
F
C
161
4
5
12
13
17
14
8
9
10
15
16
1
11
U101
30
C
65
C
131
.
022
u
F
100pF
C
165
270K
R132
200K
R109
C
169
5
.
6pF
L115
390
n
H
1000pF
C
133
5
.
6
n
H
L113
L114
390
n
H
1000pF
C
127
7
.
5pF
C
129
C
166
100pF
UNSWB+
.
022
u
F
C
135
1MEG
R136
3300pF
C
134
100pF
C
174
NU
R133
C
122
100pF
100pF
C
105
C
LK
DATA
C
SX
ANT_B
I
AS
S502_SW
I
T
C
H_P5
1
C
R103
2
3
2
6
4
1
3
Q111
10K
47K
47K
4
.
7K
TX_B
I
AS
C
110
100pF
100pF
C
170
RESET
5V
LM50
C
R105
10K
R130
.
022
u
F
C
173
18K
R131
1
POS
2
VOUT
GND
3
0
.
1
u
F
C
126
C
138
100pF
24
6
19
23
2
17
20
18
4
22
1
21
5
7
8
3
VL
T1
I
NT
RF
I
N
C
J
C
L
GND1
CI
VAR3
VL
I
M
RX
V5EXT
VAR1
VAR2
NA
RS
U102
H99S
E105
BLM21PG221SN1
VD1
N
C
1
N
C
2
N
C
3
N
C
4
RF
I
N
V
C
NTRL
G2
VG2
VG1
RFOUT2
RFOUT1
EP
GND1
GND2
GND3
GND4
2
3
6
7
15
14
16
11
10
12
13
9
30
25
31
26
28
32
27
29
TEMP
GND2
RSET
C
LK
DATA
ANO
BPOS
C
EX
VG
V10
V45
Q
QX
C
Q
C
QX
F168
Figure 4-53:
UHF Band 2 Transmitter Schematic Diagram (PCB No. 8415235H07)
Содержание PR860
Страница 1: ...PR860 Two Way Portable Radio Detailed Service Manual ...
Страница 2: ......
Страница 5: ...iv Notes ...
Страница 9: ...viii Table of Contents Notes ...
Страница 13: ...Notes xii List of Figures ...
Страница 17: ...1 4 Introduction Radio Model Information Notes ...
Страница 51: ...2 34 Theory of Operation Voltage Control Oscillators VCO Notes ...
Страница 81: ...4 4 Schematic Diagrams Overlays and Parts Lists Flex Layout Notes ...
Страница 193: ...4 116 Schematic Diagrams Overlays and Parts Lists Low Band Section Notes ...
Страница 196: ......