UHF 25-40W Band1 PCB 8486127Z01 / Schematics
4-41
* Motorola Depot Servicing only
Reference designators with an asterisk indicate
components which are not fieldreplaceable
because they need to be calibrated with
specialized factory equipment after installation.
Radios in which these parts have been replaced in
the field will be off frequency at temperature
extremes.
R4344
0662057A01
10
R4346
0662057A73
10K
R4347
0662057B47
0
R4360
0662057A35
270
R4361
0662057A31
180
R4362
0662057A01
10
R4363
0662057A49
1K
R4381
0662057A41
470
R4401
0662057A36
300
R4402
0662057A05
15
R4403
0662057A36
300
R4405
0662057A32
200
R4408
0662057A80
20K
R4409
0662057A97
100K
R4412
0662057A56
2K
R4415
0662057A15
39
R4416
0662057A15
39
R4422
0611079A69
620
R4423
0611079A69
620
R4424
0611079A69
620
R4425
0611079A69
620
R4428
0662057A55
1.8K
R4440
0662057B47
0
R4457
0683962T51
120
R4473
0662057A64
4.3K
R4474
0662057A97
100K
R4475
0662057B47
0
R4480
0662057A73
10K
R4481
0662057C44
51
R4482
0662057B09
300K
R4483
0662057A97
100K
R4484
0662057A93
68K
R4485
0662057C44
51
R4486
0662057C44
51
R4489
0662057C44
51
R4491
0662057A74
11K
R4492
0662057A73
10K
R4495
0680195M18
51
R4496
0680194M23
82
R4497
0680195M18
51
R4501
0662057A67
5.6K
R4502
0662057A93
68K
R4503
0662057A63
3.9K
R4504
0662057A73
10K
R4506
0662057A73
10K
R4507
0662057A73
10K
R4511
0680194M18
51
R4512
0662057A41
470
R4513
0662057A73
10K
R4514
0662057A61
3.3K
R4631
0662057A89
47K
Circuit
Ref
Motorola
Part No.
Description
R4632
0662057A89
47K
R4634
0662057A97
100K
R4635
0662057A97
100K
SH4301
2602641Y02
SHIELD
SH4302
2602641Y02
SHIELD
T4051
2505515V03
TRANSFORMER 4:1
T4052
2505515V04
TRANSFORMER 5:1
U3101
5186144B01
IC, IF
U3111
5102463J52
QUAD ANALOG SWITCH
U3115
5102463J52
QUAD ANALOG SWITCH
U4201
5185963A27
IC FRACTN
U4211
5105739X05
IC, VOLTAGE REGULATOR
U4301
5105750U54
IC, VCO
U4401
5185130C65
IC LDMOS DRIVER
U4501
5185765B26
IC POWER CONTROL
U4502
5185963A15
IC TEMPERATURE SENSOR
VR4471
4813830A15
DIODE, 5.6V
VR4473
4813830A15
DIODE, 5.6V
Y3101
4880606B09
2ND OSC XTAL 44.395 MHZ
fundamental xtal
Y3101
4802245J84
2ND OSC XTAL 44.395 MHZ
3rd overtone xtal
Y3102
9186145B02
455KHz DISCRIMINATOR
Y4262
4886182B01
TCXO 16.8MHZ
Circuit
Ref
Motorola
Part No.
Description
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 ...