
UHF 1-25W Band1 PCB 8485670Z02 / Schematics
4-9
9180468v04
9180468V06
3.9VDC
12.5kHz 0VDC
20/25kHz 5VDC
9180469V03
3VDC
9180469V06
9180469V04
0.75VDC
0.75VDC
3VDC
R3117
27K
Q3102
10
R3112
IF
1.8K
R3142
10K
27pF
R3154
C3140
0.1uF
C3110
620nH
L3111
620
R3108
5
CNTL
4
3
14
VDD
7
VSS
C3144
U3115-2
C3143
0.1uF
120pF
R3115
390
R3118
6.8K
R3111
12K
5V_VHF_IF_1
Q3151
NU
C3113
NU
R3104
22pF
C3115
VDD
14
VSS
7
Q3141
MC74HC4066
U3111-1
CNTL
13
1
2
R3116
330
82pF
C3112
Q3152
R3135
1.2K
DISCAUDIO_VHF_IF_1
BWSELECT_VHF_IF_1
R3101
IFIN_VHF_IF_1
12K
C3133
10uF
C3152
.01uF
0.1uF
C3142
DISCAUDIO
R3132
15K
680
R3146
10K
R3151
0.1uF
C3139
C3132
0.1uF
10K
R3152
0.1uF
C3111
20pF
C3101
3
GND1
GND2
4
1 IN
2
OUT
FL3111
C3141
0.1uF
GND3
4 5
GND4
3
IN
6
OUT
R3133
8.2K
FL3101
12R16
1
GND1
GND2
2
0
7
R3148
U3111-4
CNTL
12
11
10
VDD
14
VSS
9V3_VHF_IF_2
R3102
10
FL3113
3
GND
1 IN
2
OUT
27K
R3106
R3141
390
14
VDD
7
VSS
2.4K
R3144
U3111-2
5
CNTL
4
3
NU
C3131
C3122
.039uF
R3107
5
RSSIOUT
9
RSSI_FEED
6
VCC
6.8K
13
LIM_DEC1
12
LIM_DEC2
20
MIXOUT
4
OSCIN
3
OSCOUT
10
QUADIN
1
RFIN
2
RFIN_DEC
AUDIO_FEED
GND
15
18
IFAMPIN
16
IFAMPOUT
19
IFAMP_DEC1
17
IFAMP_DEC2
14
LIMIN
11
LIMOUT
SA616
U3101
8
AUDIOOUT
7
CNTL
13
1
2
VDD
14
VSS
7
5V
U3115-1
R3105
L3100
100
0.1uF
9V3
NU
3
2
1
C3134
BWSELECT
45B02
Y3102
455KHz
C3103
33pF
C3147
0.1uF
0.1uF
C3145
620nH
L3101
6
CNTL
8
9
14
VDD
7
VSS
9
14
VDD
7
VSS
U3111-3
U3115-3
6
CNTL
8
GND1
1 2
GND2
4
GND3
GND4
5
IN
3
OUT
6
30pF
12R16
FL3102
33pF
C3136
C3135
NU
L3124
NU
C3124
NU
R3124
C3114
18pF
C3104
0.1uF
C3121
0.1uF
Q3101
.039uF
C3123
.01uF
C3151
51
4700pF
C3146
R3130
10K
R3153
C3148
R3147
NU
D3101
0
R3123
330
R3113
15pF
C3102
3.3K
R3145
C3137
.039uF
3
GND
1 IN
2
OUT
RSSI
FL3114
10
VDD
14
VSS
7
0.1uF
C3116
2
OUT
U3115-4
CNTL
12
11
FL3112
3
GND1
GND2
4
1 IN
R3114
R3134
10K
NU
FL3115
GND1
3
4
GND2
IN
1
OUT 2
NU
9V3_VHF_IF_1
L3112
620nH
Y3101
2
GND
4
GND1
3
OUT
1
IN
5V
44.395MHz
12R17
5V
9V3
9V3
9V3
9V3
9V3
5V
9V3
5V
9V3
12k
UHF (403-470 MHz) IF
ZWG0130522-A
Summary of Contents for 6864115B62-C
Page 1: ...Professional Radio GM Series Detailed Service Manual 6864115B62 C ...
Page 2: ...ii ...
Page 4: ...iv ...
Page 5: ...Professional Radio GM Series Service Maintainability Issue July 2007 ...
Page 8: ...ii ...
Page 22: ...2 10 MAINTENANCE ...
Page 25: ...Professional Radio GM Series Controlhead Service Information Issue July 2007 ...
Page 77: ...Professional Radio GM Series Controller Service Information Issue May 2007 ...
Page 100: ...2 2 TROUBLESHOOTING CHARTS ...
Page 104: ...3 4 Controller schematics parts list ...
Page 154: ...3 52 Controller T12 Schematic Diagrams ...
Page 155: ...Professional Radio GM Series VHF 136 174MHz Service Information Issue May 2007 ...
Page 164: ...1 6 MODEL CHART AND TECHNICAL SPECIFICATIONS ...
Page 176: ...2 12 THEORY OF OPERATION ...
Page 186: ...3 10 TROUBLESHOOTING CHARTS ...
Page 190: ...4 4 VHF PCB SCHEMATICS PARTS LISTS ...
Page 252: ...4 66 VHF 1 25W PCB 8471235L02 Schematics VHF 136 174 MHz IF ...
Page 256: ...4 70 VHF 1 25W PCB 8471235L02 Schematics ...
Page 257: ...Professional Radio GM Series UHF 403 470MHz Service Information Issue May 2007 ...
Page 266: ...1 6 MODEL CHART AND TECHNICAL SPECIFICATIONS ...
Page 366: ...2 12 THEORY OF OPERATION ...
Page 372: ...3 6 Low Band TROUBLESHOOTING CHARTS ...