Motorola 6864115B62-C Detailed Service Manual page 392

4-20
1.8V-2.2V
TP1402
MOSBIAS_2_PA_1
R1465
MOSBIAS_2
3.3K
R1415
FNO: NP
R1413
16 Vpp
R1412
FNO: NP
R1414
1.8V-2.2V
MOSBIAS_3_PA_1
R1464
MOSBIAS_3
3.3K
R1469
9V3 U_PREDRIVER
0
R1470
R1468
2.4K
2.2K
FNO: NP
FNO: NP
R1467
39K
4
Vint
3
FNO: NP MC33072
2 8
R1482
0
R1466
39K
FNO: NP
TXINJ
VCNTRL
C1473
0.1uF
PASUPVLTG
MOSBIAS_2_SW
R1407
DEVICE NEAR INSIDE OF RADIO
10K
C1425
C1421
R1424
C1423
27K .01uF
.01uF
1uF
FNO: NP
R1405
51 Q1403
D
R1419 R1423
GND1
C1419
10 10 10 GND2
G
R1417 R1421
.01uF
10 10 10
R1416 R1420
C1420
10 10 10
470pF
G
R1422 GND2
R1418
.01uF
GND1
10 10 10
Q1402
R1404
MOSBIAS_3_SW
51
TP1403
DEVICE NEAR OUTSIDE OF RADIO
R1406
10K
C1422
C1426
R1425
C1424
.01uF
27K
1uF .01uF
FNO: NP
C1484
2200pF
R1478
10K
PASUPVLTG
R1477
6 8
PASUPVLTG R1484
7
3.3K MC33072
R1472 10K
5
1K
4
U1402
R1475
10
R1473 R1474 R1479
10
10 R1476 3.3K
10
U_DRIVER
R1483 240
E1401
R1471 C1460
U1402 R1443
0.1uF
1K
1
0
L1402
FN0: NP C1402 C1404
4.7uH
L1401
C1403
.01uF .01uF
6.8nH
6.2pF
FNO: NP
FNO: NP R1444
TXINJ_PA_1 L1403 470
16 RFOUT1 6
RFIN 4.7uH
FNO: NP
1 RFOUT2 7
VCNTRL
C1401 L1404
2.5Vpp
14 VG1 2
VD1
.01uF
11 VG2 3
180nH
G2
C1467
C1409
R1440 U1401
47pF
8 30C65
NC1
9 FNO: NP
100 NC2
10
NC3
R1441 15
C1474
NC4 C1405
R1445 C1406
10K
.01uF
330pF
FNO: NP
6.2K FNO: NP
.01uF
C1407
R1446
5.6K
FNO: NP .01uF
C1464
C1463 R1451 C1465 C1466
R1453 R1454 R1455
180
180 180 180
1uF .01uF 1uF .01uF
FNO: NP
PASUPVLTG_PA_1
C1435 C1436
C1458
1uF .01uF
10uF
R1409
.01
C1431
C1433 10uF
1uF C1459
.01uF
L1413
FSWB
88.470nH
33 Vpp
C1437 C1439
C1427 C1429 C1477
470pF 430pF L1425 L1415 430pF 470pF
100pF
25nH 25nH
58 Vpp
L1416
25nH
C1438 C1440
C1428 C1478 L1426
C1430
100pF 25nH 430pF 470pF
430pF
33 Vpp
L1414
88.47nH
C1432
C1462
C1434
.01uF 10uF
1uF
U_DRIVER
1.8V-2.2V
Q1404
TP1401
FNO: NP
R1463
R1480
PCIC_MOSBIAS_1
27K 12K
C1529
C1472
FSWB2
0.1uF
0.1uF
MOSBIAS_1_SW
C1414
U_PREDRIVER
.01uF
R1447
C1410
C1475
R1448
0.1uF 1uF 0
C1482 C1468
150K
1uF .01uF
C1485
FNO: NP
.01uF
R1450
820
C1461
C1412 R1402 R1449 R1458 R1459 .01uF
390
390 390
68pF .01uF 390
C1413
R1457
10 2.1Vpp
.01uF
L1405
C1408
120nH
330pF
FNO: NP
FNO: NP
LB Range2, 25-60W PCB 8486207B05 / Schematics
9T1
C1456
L1420
75pF
196.876nH
PASUPVLTG
R1410
130
2 Vdc
C1445 L1419
27uH
.01uF
L1421
C1447
150.499nH
C1450
240pF
3pF
D1401
C1448
169 Vpp FNO: NP
C1446
C1449
24pF
240pF 180pF
FNO: NP
C1443
C1444
470pF
470pF
C1481
C1479
300pF 240pF
L1418
L1417
88.470nH
25nH
96 Vpp
C1480 C1441 C1442
300pF 240pF 130pF
PEAK-TO-PEAK VOLTAGES (Vpp) ARE TYPICAL VALUES
WHICH WOULD BE MEASURED BY AN OSCILLOSCOPE
UNDER THE FOLLOWING CONDITIONS:
1) BATTERY VOLTAGE = 13.6V
2) POUT = 66W AT 39MHz
R1460 C1471
C1470
0.1
1uF
.01uF
1%
E1403
C1415 C1469
0.1uF 1uF
L1406
250.974nH
C1418
560pF
C1476
.01uF
18 Vpp
C1417
C1416
L1424
Q1401
75pF 150pF
82nH
FNO: NP FNO: NP
M1401
POS
HEATSINK
LB2 (36.0-42.0 MHz) Power Amplifier Sheet 1 of 2
C1457
RXIN_PA_1
RXIN
.01uF
D1402
L1423
L1422
133.304nH 78.727nH
C1452 C1454 J1401
175 Vpp
C1455
27pF 62pF
R1411
C1451 10K
C1453 30pF
180pF 91pF
FL0830607-A Sheet 1