Motorola 6864115B62-C Detailed Service Manual page 393

LB Range2, 25-60W PCB 8486207B05 / Schematics
Q1501
9V3
R1501
680
Q1502
R1502
470
FSWB2
FSWB
R1535
PASUPVLTG
39.2
1%
PASUPVLTG
R1537
1.5K
R1510
C1527
100K
.01uF
U1502-2
6 8
7
LT1490
5
4
R1541
1.5K C1528
.01uF
LB2 (36.0-42.0 MHz) Power Amplifier Sheet 2 of 2
9T1_PA_1
9T1
9T1
R1504
10K
C1501
C1502
2200pF
2200pF
R1503
3.3K
9V3
1
LM50
POS
R1505
U1501
2
VOUT
6.8K
GND
C1526 R1506
39K
3 100pF
9V3
FN0:NP
R1508 R1523
R1511
43.2 100K 68K
PASUPVLTG
1% 1% 1%
U1502-1
R1509
2
8
100K
1
1%
LT1490
3
4
C1506
C1505
R1512
C1531
100K 33pF
C1530
1% 33pF
1000pF
1%
.01uF
FN0:NP
0.825V
TP1505
TEMPSENSE_PA_1
K9V1_PA_1
CSX_PA_1
DATA_PA_1
R1522
10K
CLK_PA_1
9V3_PA_1
RESET_PA_1
PCIC_MOSBIAS_1
FECNTL_1_PA_1
FECNTL_2_PA_1
C1509
25 16
GND2 V45
15
26
CLK VG
1uF
14
27
BPOS V10
28 U1503 13
DATA CQX
29 12
CEX CQ
H99S-4
C1508
30 11
TEMP Q
10 2200pF
31 RSET
QX
32 9
ANO F168
R1527
100K
R1528
C1504
20K
R1526
2200pF
100K
R1507
1K
R1525
C1525
10K
0.1uF
FN0:NP
TP1503
2.85V (72W)
2.10V (44W)
2.54V (72W)
Q1503
R1514
2.42V (44W)
100K
TP1502
R1513
R1515
C1507
1.1K D1501
Q1504
2200pF
1K
R1532
Vint
9V3
82K
C1510
R1533
2200pF
10K
D1502
MOSBIAS_2_SW
D1503
MMBT3904
MOSBIAS_1_SW
MOSBIAS_3_SW
TEMPSENSE
K9V1
CSX
DATA
CLK
9V3
RESET
FECNTL_1
FECNTL_2
9V3
PA_PWR_SET_PA_1
PA_PWR_SET
2.878V (72W)
2.137V (44W)
C1511
2200pF
9V3
R1519
4.93V (72W)
680
4.57V (44W)
Q1505
TP1501
VCNTRL
C1512
R1517
2200pF
680
CNTLVLTG_PA_1
R1518
CNTLVLTG
3.3K
R1516
R1524
680 680
9V3
R1544 R1545
1K 4.7K
R1543
Q1506
1K
2
R1542
S1501
1K
SWITCH
1
4-21
FL0830607-O Sheet 2