User Manual
MT-4E VHF & UHF Receiver & Transmitter Instruction Manual
IM08-MT-4E-TXRX Project 1106
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Contents
General Information ...............................................................1
Introduction ................................................................................................1
Receiver Performance Specications ........................................................3
Transmitter Performance Specications ....................................................5
Physical Specications ..............................................................................6
Channel and Bank Selection ......................................................................7
Radio Service Software Programming ...................................9
Introduction ................................................................................................9
Hardware Tuning and Troubleshooting .................................11
Repair Note .............................................................................................. 11
Recommended Test Equipment ............................................................... 12
Front Panel RJ45 Jack Pinouts ................................................................ 14
48 Pin Motherboard Interface Connector ................................................. 15
Receiver Troubleshooting ........................................................................ 16
Transmitter Troubleshooting .................................................................... 19
System Troubleshooting .......................................................................... 22
Radio System Congurations .............................................. 23
Repeater .................................................................................................. 23
Analog Fixed (Base) Station Interface ..................................................... 24
Digital Fixed (Base) Station Interface ...................................................... 24
Parts Lists ............................................................................ 25
MT-4E Receiver Electrical Parts List ........................................................ 25
MT-4E Receiver Mechanical Parts List .................................................... 26
MT-4E Receiver P25 Digital Firmware ..................................................... 26
MT-4E Receiver and Transmitter Encryption ........................................... 26
MT-4E Receiver and Transmitter RSS ..................................................... 26
MT-4E Transmitter Electrical Parts List .................................................... 27
MT-4E Transmitter Mechanical Parts List ................................................ 27
MT-4E Transmitter P25 Digital Firmware ................................................. 27
Glossary of Terms ................................................................ 29
Contents continued next page