Supplement to
Basic Service Manual 
(Canada Only)
Professional Portable Radio Basic Service Manual 68P80906Z54quality
versatility
Professional Radio
As Dedicated As You Areª
CA, Motorola, Professional Radio - As Dedicated As You Are, HT
Series, MTX Series, and Call Alert are trademarks of Motorola, Inc.
LTR is a registered trademark of E.F. Johnson Company.
© 2000, 2001 Motorola, Inc. All Rights Reserved. Printed In U.S.A.*6881093C57*68P81093C57-B
quality
HT750¥LS
MTX150
MTX450
MTX1500
MTX4500Portable...
                                            

                                                    MANUAL REVISION
12-26-03
®
© Motorola, Inc. 2003
8000 West Sunrise Boulevard
Fort Lauderdale, Florida 33322
*FMR2045A-2*
FMR-2045A-2
HT Series, MTX Series, PRO Series
Professional Series
Two-Way Portable Radios
Detailed Service Manual
6881088C46-E
REVISION CHANGE:
This manual revision contains theories of operation, schematics, board layouts, and troubleshooting 
flowcharts for Professional Series radios with the following boards installed:
Use the information provided in this manual revision to...
                                            

                                                     Professional Radio
GM Series
UHF (403-470MHz)
Service Information
Issue: September 2000 
                                            

                                                    UHF 1-25W Band1 PCB 8485670z02 / Schematics4-3
2.0 UHF 1-25W Band1 PCB 8485670z02 / Schematics
TOP METAL
C0101C0102 C0104
C0106
C0107
C0131
C0132 C0211
C0212
C0221
C0222
C0223
C0224
C0225
C0226
C0227C0228
C0231
C0232
C0233
C0234C0235
C0236
C0237
C0241
C0242
C0243
C0244C0245 C0246
C0251
C0252C0253
C0256
C0261
C0262
C0421C0441
C0442
C0443
C0445
C0446
C0447
C0448
C0449
C0470
C0471
C0472
C0473
C0474
C0476
C0477
C0478
C0482
C0483
C0484
C0486
C0487
C0488
C0490
C0493
C0494
C0495 C0496
C0501
C0502
C0503
C0504...
                                            

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TELEPHONE
Users Guide > 
                                            

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TELEPHONE
Users Guide > 
                                            

                                                    Business Portable Radio
Service Manual
 VHF 136-174 MHz
UHF 435-480 MHz
Motorola, Inc.
1301 E. Algonquin Road
Schaumburg, IL 60196
6881096C38-B 
                                            

                                                     Professional Radio
GM Series
VHF (136-174MHz)
Service Information
Issue: September 2000 
                                            

                                                    VHF 1-25W PCB 8486172B04 / Schematics4-3
2.0 VHF 1-25W PCB 8486172B04 / Schematics
C0101
C0102 C0104
C0105
C0106
C0107
C0121
C0131
C0132 C0211
C0212
C0221C0222
C 0223 C0224
C0225
C0226
C0227C0231
C0232
C0233
C0234 C0235
C 0236
C0237
C0241
C0242
C0243
C0244C0245 C0246
C0251
C0252 C 0253
C0255
C0261
C 0262 C0267
C0421
C0441
C0442
C0443
C0444
C0445
C0446
C0447
C0448
C0449 C0451
C0452
C0453
C0454
C0455
C0456
C0457
C0458
C0459
C0460
C0461
C0462
C0463
C0464
C0466
C0467
C0468
C0470
C0471
C0472
C0473
C0474...
                                            

                                                     
 
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Motorola VIP 1910 
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