Motorola HT Series Service Manual

Table of Contents iii
Table of Contents
Foreword.......................................................................................................ii
Product Safety and RF Exposure Compliance...........................................................................ii
Manual Revisions.......................................................................................................................ii
Computer Software Copyrights ..................................................................................................ii
Document Copyrights.................................................................................................................ii
Disclaimer...................................................................................................................................ii
Trademarks ................................................................................................................................ii
List of Figures .............................................................................................xi
Intrinsically Safe Radio Information........................................................xix
FMRC Approved Equipment ...................................................................................................xix
Repair of FMRC Approved Products........................................................................................xx
Repair .............................................................................................................................xx
Relabeling.......................................................................................................................xx
Do Not Substitute Options or Accessories ..............................................................................xxi
Chapter 1 Introduction ........................................................................1-1
1.1 Scope of Manual...........................................................................................................1-1
1.2 Warranty and Service Support...................................................................................... 1-1
1.2.1 Warranty Period...............................................................................................1-1
1.2.2 Return Instructions...........................................................................................1-1
1.2.3 After Warranty Period ......................................................................................1-1
1.3 Related Documents ......................................................................................................1-2
1.4 Technical Support.........................................................................................................1-2
1.4.1 Piece Parts Availability.....................................................................................1-2
1.5 Radio Model Chart and Specifications..........................................................................1-3
1.6 Radio Model Information...............................................................................................1-3
Chapter 2 Radio Power Distribution ..................................................2-1
Chapter 3 Keypad ................................................................................3-1
3.1 Controller Board............................................................................................................3-1
3.1.1 MCU Digital......................................................................................................3-2
3.1.2 Real Time Clock...............................................................................................3-2
3.1.3 Circuit Description............................................................................................3-3
3.1.4 MODB/VSTBY Supply .....................................................................................3-3
3.1.5 Audio/Signaling................................................................................................3-4

Motorola HT Series Specifications

General

Brand	Motorola
Model	HT Series
Category	Two-Way Radio
Language	English