4-10
LB Range1, 25-60W PCB 8486206B06 / Schematics
AT ANTENNA PORT J1401
-47 dBm (1mVrms)
-50 dBm
-38 dBm
+14 dBm (R)
9.1VDC (T)
0VDC (R)
9.14VDC
8.36VDC (R)
9.1VDC (T)
9.03VDC (R)
0VDC (T)
4.60VDC
4.00VDC
1.47VDC
4.56VDC
0.18VDC
0.94VDC
C1041
L1003
9V3
220pF
10%
0.1uF
130nH
300pF
C1031
L1004
C1022
RXIN_FE_1
130nH
C1015
.01uF
360pF
C1021
L1009
130nH
130pF
C1034
C1026
.01uF
9T1_FE_1
C1016
200pF
C1024
C1035
330pF
9T1
91pF
L1014
C1003
220pF
C1006
220nH
C1013
91pF
0.1uF
C1017
.01uF
270pF
130nH
L1008
220pF
C1025
0.1uF
C1012
RXINJ_FE_1
C1002
220pF
C1042
180pF
C1011
390pF
C1039
C1037
390pF
C1038
300pF
300pF
RXIN
C1007
R1003
470
360pF
C1020
C1004
130nH
L1006
L1002
160pF
130nH
R1008
C1023
360pF
5
GND3
2
IF
6
LO
3
RF
4.7K
4.7K
47K
47K
10K
MIXER
U1051
1
GND1
4
GND2
FN0:NP
100
R1009
C1036
0.1uF
120pF
C1033
C1019
270pF
FN0:NP
R1010
0
300pF
C1040
Q1002
MMBT3906
RXINJ
130nH
L1005
IF_FE_1
Q1001
MMBR951
L1007
130nH
220pF
270pF
C1009
C1014
130nH
L1001
C1029
5%
.01uF
82pF
C1010
U1001
UMC5N
2
6
4
1
3
R1007
8.2K
L1010
130nH
D1001
MMBD353
2
3
1
180pF
C1027
15
R1002
C1032
100pF
R1006
10K
R1001
R1004
2.7K
15
C1028
5%
.01uF
330nH
L1013
FN0:NP
9V3_FE_1
IF
0
R1011
L1011
1uH
C1001
220pF
0.1uF
10%
C1030
R1005
180
220nH
L1012
0.1uF
C1008
Q1003
MMBT3906
FL0830689O
LB1 (29.7-36.0 MHz) Receiver Front End
FL0830689-O
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 ...