Specifications

iii
RELATED PUBLICATIONS AVAILABLE SEPARATELY
Service Manual (early version radios; first issue- 4/92)...........................................................................................68P81200C20
Service Manual (later version radios; first issue- 4/93)............................................................................................68P81200C25
Service Manual (this publication; present version radios; first issue- 7/94).............................................................68P81200C40
includes:
• all servicing information
• assembly / disassembly
• maintenance
Theory Manual.........................................................................................................................................................68P81200C15
includes:
• theory of operation
• troubleshooting information and troubleshooting charts
Secure Modules Instruction Manual ........................................................................................................................68P81200C35
Operating Instructions
• HT 1000 A Model Portable Radios....................................................................................................68P81071C70
• HT 1000 B Model Portable Radios....................................................................................................68P81079C50
• MT 2000 Portable Radios..................................................................................................................68P81076C65
• MTS 2000 I Portable Radios ............................................................................................................68P81072C15
• MTS 2000 II and III Portable Radios ...............................................................................................68P81072C45
• MTX Series Model B3 Privacy Plus Portable Radios ........................................................................68P81072C10
• MTX Series Model B4 Privacy Plus Portable Radios ........................................................................68P81073C60
• MTX Series Model B5 and B7 Privacy Plus Portable Radios............................................................68P81072C40
Mobile Vehicular Adapter (MTVA) Operating Instructions.......................................................................................68P81075C85
Mobile Vehicular Adapter (MTVA) Installation Instructions......................................................................................68P81075C90
Mobile Vehicular Adapter (MTVA) Service Manual .................................................................................................68P81075C95
Remote Speaker Microphones NMN6191A / N MN6193A Operating Instructions..................................................68P81073C40
Remote Speaker Microphones NMN6191A / N MN6193A Service Manual ............................................................68P81200C30
Public Safety Speaker Microphone NMN6228A Operating Instructions..................................................................68P81079C15
Public Safety Speaker Microphone NMN6228A Service Manual ............................................................................68P81009C41
TABLE TITLE PAGE
FIGURE TITLE PAGE
LIST OF TABLES
LIST OF ILLUSTRATIONS
40-1 Radio Alignment Test Set-Up ...............................................................................................................11
40-2 RSS Service Menu Layout.....................................................................................................................12
40-3 Softpot Concept .....................................................................................................................................12
40-4 thru 40-17 Disassembly And Reassembly .........................................................................................................17-27
40-1 Recommended Test Equipment ..............................................................................................................2
40-2 Service Aids .............................................................................................................................................3
40-3 Recommended Service Tools..................................................................................................................4
40-4 Initial Equipment Control Settings............................................................................................................5
40-5 Test Environments, HT 1000 Radios .......................................................................................................5
40-6 Test Frequencies, HT 1000 Radios .........................................................................................................6
40-7 Test Environments, MT 2000, MTS 2000, and MTX Series Radios ........................................................7
40-8 Test Frequencies, MT 2000, MTS 2000, and MTX Series Radios ..........................................................7
40-9 Receiver Performance Checks ................................................................................................................8
40-10 Transmitter Performance Checks ............................................................................................................9
40-11 Power-up Display Codes .......................................................................................................................10
40-12 Operational Display Codes ....................................................................................................................10
40-13 Reference Oscillator Alignment .............................................................................................................13
40-14 Standard Test Modulation (1kHz Tone) .................................................................................................13
40-15 Transmit Power Setting..........................................................................................................................14
40-16 Transmit Deviation Limit ........................................................................................................................15
40-17 Transmit Deviation Limit Reference.......................................................................................................15
40-18 Signalling Deviation ...............................................................................................................................16