Motorola TETRA MTH800 Basic Service Manual page 14

xiv
Simulate Base Station (registration) ................................................................................................... 4-8
RSSI Test............................................................................................................................................ 4-8
Transmitter Tests ...................................................................................................................................... 4-9
Call Processing Test..................................................................................................................................... 4-10
Talk Back ................................................................................................................................................ 4-10
Call to Mobile.......................................................................................................................................... 4-10
Digital Duplex Test (Tx) ................................................................................................................................ 4-11
Manual Mode Testing ................................................................................................................................... 4-12
Preparation for Testing ........................................................................................................................... 4-12
Tests ....................................................................................................................................................... 4-12
Charger Recognition Test....................................................................................................................... 4-15
Service Flowchart......................................................................................................................................... 4-16
CHAPTER 4.2 TEST SETUP & TESTING 440-470MHz.......................... 4-1
Typical Test Setup .......................................................................................................................................... 4-2
Alternative Test Setup .................................................................................................................................... 4-3
Test Check List............................................................................................................................................... 4-3
Transmitter Tests ................................................................................................................................ 4-4
Call Processing Tests ......................................................................................................................... 4-4
Duplex Test ......................................................................................................................................... 4-5
How to Configure the IFR 2968 Setup ........................................................................................................... 4-5
How to Configure the IFR 2968 Manual Test Screen ............................................................................... 4-7
RF Tests ......................................................................................................................................................... 4-8
Receiver Tests .......................................................................................................................................... 4-8
Simulate Base Station (Registration) .................................................................................................. 4-8
RSSI Test............................................................................................................................................ 4-8
Transmitter Tests ...................................................................................................................................... 4-9
Call Processing Test..................................................................................................................................... 4-10
Talk Back ................................................................................................................................................ 4-10
Call to Mobile.......................................................................................................................................... 4-10
Digital Duplex Test (Tx) ................................................................................................................................ 4-11
Manual Mode Testing ................................................................................................................................... 4-12
Preparation for Testing ........................................................................................................................... 4-12
Tests ....................................................................................................................................................... 4-12
Charger Recognition Test....................................................................................................................... 4-15
Service Flowchart......................................................................................................................................... 4-16
CHAPTER 5 PROGRAMMING THE TERMINAL ..................................... 5-1
CHAPTER 6 MAINTENANCE................................................................... 6-1
Preventive Maintenance................................................................................................................................. 6-1
Inspection ........................................................................................................................................... 6-1
Cleaning ............................................................................................................................................. 6-1
Cleaning External Plastic Surfaces .................................................................................................... 6-2
Cleaning Internal Circuit Boards and Components............................................................................. 6-2
Safe Handling of CMOS Devices ................................................................................................................... 6-2
Pre-baking of Integrated Circuits.................................................................................................................... 6-3
Baking Precautions for TETRA Power Amplifiers (PAs)........................................................................... 6-3
Level 1 and Level 2 Maintenance .................................................................................................................. 6-4
MTH800 TETRA Handportable Terminal / Basic Service Manual CONTENTS