
4-8
UHF 1-25W Band1 PCB 8485670Z02 / Schematics
R4066
C4069
R4070
.01uF
C4068
100pF
C4065
390
C4064
0.1uF
0
100pF
390
R4064
R4062
1.5K
R4063
R4072
10K
R4071
10K
C4062
0.1uF
R4061
10K
C4061
330pF
R4069
1K
R4068
C4066
1.5K
C4067
3300pF
R4054
R4055
R4053
R4052
0
C4060
R4060
330K
L4008
470nH
R4022
L4006
0
R4020
C4051
15nH
10pF
L4054
C4031
13pF
15nH
L4053
27nH
C4055
6.2pF
NU
C4054
16pF
C4053
R4051
16pF
C4052
51
L4051
82pF
150nH
L4005
L4001
L4002
L4004
C4010
1.8pF
330pF
C4029
C4027
C4030
1.8pF
1.8pF
1.8pF
C4026
R4013
R4015
270
C4016
1pF
C4019
R4019
12pF
C4003
36pF
C4025
R4017
3.3K
R4016
R4018
C4028
.01uF
C4020
33pF
3.3K
C4004
33pF
C4005
1.8pF
33pF
C4001
C4002
C4006
33pF
C4007
FECTRL_1_UHF_FE
30pF
100K
R4001
C4009
10pF
R4003
3.9K
R4004
2.7K
D4007
10K
IF_UHF_FE
R4005
C4014
100pF
470nH
K9V1_UHF_FE
L4003
R4007
100
RXIN_UHF_FE
330pF
3300pF
C4012
C4013
100pF
C4015
GND_UHF_FE
C4011
3300pF
330
RXINJ_UHF_FE
R4002
Q4004
33pF
C4021
T4052
C4017
D4051
1.8pF
12pF
Q4003
Q4001
C4018
C4022
33pF
T4051
TP4003
12pF
100K
C4023
D4005
10
R4012
R4014
C4008
1000pF
1000pF
D4001
C4024
33pF
NU
NU
NU
NU
NU
3 to 6.5 VDC
NU
NU
NU
NU
NU
NU
0.7 VDC
4.6 VDC
NU
NU
Q4002
D4006
D4004
9V3_UHF_FE
D4003
D4002
FECTRL_2_UHF_FE
10
10
0
820
820
10
0
0
20pF
2.2pF
1pF
IN
NEG
POS
IN
NEG
POS
IN
NEG
POS
IN
NEG
POS
UHF (403-470 MHz) Receiver Front End
ZWG0130524-B
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 ...