
4-14
VHF 1-25W PCB 8486172B04 / Schematics
* 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.
R3446
0662057B47
0 1/16W
R3452
0662057A65
4k7 1/16W 5%
R3454
0662057A73
10k 1/16W 5%
R3455
0662057A97
100k 1/16W
R3457
0683962T51
120 1W 5%
R3471
0662057A41
470 1/16W 5%
R3473
0680194M18
51 1W 5%
R3474
0680194M18
51 1W 5%
R3475
0662057A73
10k 1/16W 5%
R3491
0662057A73
10k 1/16W 5%
R3501
0662057A69
6k8 1/16W 5%
R3502
0662057A87
39k 1/16W 5%
R3504
0662057A73
10k 1/16W 5%
R3505
0662057A97
100k 1/16W
R3507
0662057A80
20k 1/16W 5%
R3508
0662057A97
100k 1/16W
R3509
0662057A49
1k 1/16W 5%
T3001
2508396X02
TRANSFORMER
T3002
2508397X02
TRANSFORMER
U3101
5186144B01
FM IF IC SA616
U3111
5113805A86
IC QUAD ANALOG MUX/
DEMUX
U3115
5113805A86
IC QUAD ANALOG MUX/
DEMUX
U3201
5185963A27
IC TESTED AT25016 48 PIN
GFP
U3211
5185963A33
VLTG REG LP2951 SO8
U3301
5105750U54
VCO BUFFER PKG DIE
U3401
5105109Z67
LDMOS DRIVER VHF/UHF
U3402
5113818A03
IC HIGH PERFORMANCE SI
U3501
5185765B01
IC POWER CONTROL
U3502
5185963A15
TEMP SENSOR 1M5
Y3101
4880606B09
CRYSTAL 44.395 MHZ
Y3102
9186145B02
44.85 MHZ XSTAL FLTR
60dB
Y3263
4886182B01
VCTCXO 16.8MHz 2ppm
TTSO5V
* Y3261
Not Used
16.8MHz 75Z04
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 ...