Main Board 8466519A02_A / Power_Amplifier__Pa - Motorola MTM700 Detailed Service Manual

8.1.2 - 16
PASUPVLTG_UHF_PA_1
PASUPVLTG G
L5501
C5501 C5502
57R01
100pF 180pF
9V3_TX_UHF_PA_1
L5502
9V3_TX G
57R01
C5503
.033uF
DRIVER_SENSE_UHF_PA_1
DRIVER_SENSE G
180pF
121mV@380MHz (RF)
152mV@405MHz (RF)
224mV@430MHz (RF)
TP5401
R5830
C5829 C5830 C5832
47
FORWARD G
13pF 2.2pF 13pF
C5837 R5831
L5810 L5811
150
12pF 15nH 15nH
C5838
R5832
12pF
150
9.3VDC
R5533
4.7
C5430
L5402 L5403
68nH 15nH
C5405 C5406 C5407
NU
.022uF .022uF 180pF
NU
C5402
C5404
L5401
10pF
NU
11.03nH
20pF
C5401 C5403
R5401
180pF
NU
200
C5441
470pF
10pF
U5401
C5400 16 6
C5412
RFIN RFOUT1
470pF 1
7
R5400 VCNTRL RFOUT2
NU 14
2
VD1 VG1
47pF
11 3
120 VG2
G2
NU
5185130C65
8
C5408 C5409
NC1
9 C5414
.022uF 180pF C5413
NC2
39pF
10 13pF
NC3
15 R5403 NU
NU
NC4
1K
NU
R5408
4.4VDC
0
C5410 C5411 R5404
TP5402
180pF 5.6K
.022uF
NU
5VDC
R5407
5V_TX_SW
680
9.3VDC
R5501
680
R5502
NU
0
NU
R5503
Q5501
33K
R5504
C5506
39K
180pF

Main Board 8466519A02_A / POWER_AMPLIFIER__PA

MTM700 Mobile Radio / Detailed Service Manual
C5505
C5504
10uF .033uF
9V3FLT
C5421
C5422
1uF 100pF
C5431
100pF
1.7V@380MHz (RF)
1.9V@405MHz (RF)
2.2V@430MHz (RF)
L5431
18nH
222mV@380MHz (RF)
C5423 C5420 C5443 Q5431
185mV@405MHz (RF) L5421 C5426
30pF
13pF 9.1pF 36pF
158mV@430MHz (RF) 4.22nH
NU
C5419
R5420
G
100
20pF
C5424 C5442
R5419 C5427
9.1pF
36pF
100 36pF
Q5421
NU C5425
9.1pF
R5405
51
R5406
R5431
1 POS
51 M5421
51
HEATSINK
C5415 C5416
27pF
22pF
NU
C5418
C5428
C5429
3300pF
180pF
C5417
100pF
3300pF
5VDC
R5543
2.2VDC
5VDC
2.7K
2.2VDC
R5544
R5523
0
2.7K
NU
R5524
TP5541
0
NU
TP4409
Q5542
R5521
Q5521
C5541
33K
180pF
C5521 R5522
180pF 39K
Transceiver 400MHz (PCB No. 8466519A02_A): SCHEMATICS, PCBs and PARTS LISTS
A+
L5503
57R01
6.8V@380MHz (RF)
6.9V@405MHz (RF)
7.1V@430MHz (RF)
C5434 C5436 C5445
C5444
C5432
30pF 9.1pF 13pF
22pF
43pF
NU
C5440 C5452
NU
100pF
100pF
2.216x??
C5433
FL5451
43pF
SI15R0390MP
GND1
R5452
NU
NU C5435 C5439 150
GND2 C5437 C5438
R5451
30pF 3.3pF
11pF 9.1pF
150
NU
NU NU
1 IN
C5451
18pF
GND1
3
5V_TX_SW
C5455
180pF
NU
R5453
9.3VDC
180
9V3_TX_SW
L5551
Q5551
560nH
9V3FLT
C5553
5.6pF
C5552
R5551 C5551
NU
10K 1000pF 330pF
Q5552
R5552
2.7K
R5542
47K
R5541
20K
9V3FLT
C5558
180pF
R5553
120
C5462 C5468 C5467
12pF 6.8pF
12pF
L5451
R5461
0.8VDC
560nH
10K
NU NU
C5453
100pF
D5451 C5461
L5461 L5462
18nH 18nH
47pF
L5452
18nH C5463
12pF
C5466
C5465
D5454
2 7.5pF J3401 - BNC
12pF
OUT
NU
NU
C5464
100pF
R5450
51
L5454
NU
560nH
C5454
NU
68pF
NU
R5454
G BACKWARD
100
125mV@380MHz (RF)
R5455 214mV@405MHz (RF)
TP5451
82 335mV@430MHz (RF)
1.6VDC
C5556
D5551 RXIN_PA_1
G RXIN
39pF
C5554
C5555
68pF 4.3pF
5VDC
R5556
5V_TX_SW
4.7K
ANT_EN_PA_1
G ANT_EN
G
5V_TX_SW 5V_TX_SW
BIAS3_PA_1
G BIAS3
BIAS2_PA_2
G BIAS2
BIAS1_PA_1
G BIAS1
U5501
LM50
1
TP5403
POS
TEMP_SENSE_PA_1
2
VOUT
G TEMP_SENSE
RT5551
GND 50K
C5557
NU
3
180pF
ZWG0130869-A
ZWG0130869-A