LB Range3, 25-60W PCB 8485908Z03 / Schematics
4-35
3.4VDC (R)
8.5VDC (R)
0VDC (T)
0VDC (R)
4.7VDC (T)
4.8VDC (R)
0.45VDC (R)
0.68VDC (R)
4VDC (R)
+14 dBm (R)
+3 dBm (T)
0.54VDC (T)
0.65VDC (T)
3.5VDC (T)
4.25VDC (T)
8.2VDC (T)
-2.6VDC (T)
2.8VDC (T)
2.5 - 11 VDC
8.2VDC (R)
-2.4VDC (R)
1.5VDC (R)
3.7VDC (T)
L1302
491nH
L1313
491nH
RXINJ_VCO_1
R1335
820
R1307
56
L1303
18uH
C1311
C1316
3.3pF
C1315
.01uF
.01uF
13pF
13pF
FN0:NP
C1337
C1305
FN0:NP
C1314
3
6
48
.01uF
CR1310
1
5
2
7
L1307
18uH
C1307
13pF
R1342
100
FN0:NP
.01uF
C1304
C1344
.01uF
10
R1319
R1343
150
9V3
470
R1318
3.9pF
C1354
VCTRL
C1345
0.1uF
FN0:NP
.01uF
D
S
PRE_IN
C1338
TXINJ_VCO_1
Q1306
PRE_IN_VCO_1
R1341
100
.01uF
C1339
RXINJ
TRB_VCO_1
C1346
.01uF
.01uF
C1319
R1314
330
VSF_VCO_1
Q1304
R1334
36pF
3.3K
2
4
1
3
C1334
18uH
U1378
R1340
1K
L1305
56
R1308
R1312
1.2K
C1308
4.7pF
.01uF
C1340
TRB
.01uF
C1318
C1313
.01uF
.01uF
C1312
U1377
2
4
47K
10K
47K
10K
47K
4.7K
47K
4.7K
1
3
36pF
56
R1326
C1341
C1333
R1311
10K
22pF
R1313
Q1305
1.2K
CR1314
2
3
1
C1335
4.7pF
L1316
27uH
L1322
27uH
L1314
27uH
10K
R1330
1K
R1344
120
R1338
C1352
.01uF
C1350
15pF
2
3
1
L1321
270nH
CR1306
L1324
27uH
820nH
L1315
3
6
48
C1351
.01uF
CR1302
1
5
2
7
22
R1336
.01uF
C1347
Q1308
C1342
36pF
C1356
C1360
FN0:NP
3.9pF
FN0:NP
3.9pF
VSF
FN0:NP
3.9pF
C1361
R1332
1.2K
L1318
27uH
R1376
4.7K
3.3pF
C1343
330
R1333
0.1uF
C1317
0.1uF
C1349
0
R1325
L1309
18uH
.01uF
C1325
27uH
C1326
.01uF
18uH
L1317
9V3_VCO_1
L1306
C1362
4.7pF
C1323
13pF
FN0:NP
VCTRL_VCO_1
C1336
0.1uF
.01uF
Q1307
R1328
470
C1320
16pF
390nH
C1306
100
L1310
C1348
R1346
R1331
3.9pF
0
1.2K
3.3K
TXINJ
R1306
22
R1315
R1317
R1339
75
R1337
75
680
C1321
3.9pF
R1316
150
L1304
820nH
FN0:NP
R1347
SH1302
SHIELD
SH1301
SHIELD
18uH
L1311
100
R1345
R1327
56
Q1303
D
S
R1309
470
470
R1320
C1309
TX_8.5V
TX_8.5V
FN0:NP
4.7pF
LB3 (42.0-50.0 MHz) Voltage Controlled Oscillator
FL0830694-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 ...