Table of Contents
Revision History.................................................................................................................................... iii
Introduction ........................................................................................................................................... xiii
Configurations....................................................................................................................................... xiv
Chapter Descriptions ............................................................................................................................ xv
Notational Conventions......................................................................................................................... xvi
Service Information............................................................................................................................... xvii
Introduction .......................................................................................................................................... 1-1
Getting Started ..................................................................................................................................... 1-4
Installing the Main Battery .............................................................................................................. 1-4
Charging the Battery ............................................................................................................................ 1-5
Charging Spare Batteries ............................................................................................................... 1-6
Removing the Main Battery ............................................................................................................ 1-6
WT4070/90 Boot Up ...................................................................................................................... 1-7
Voice Only WT4090 Boot Up ......................................................................................................... 1-7
Checking Battery Status ...................................................................................................................... 1-7
Performing a Warm Boot ............................................................................................................... 1-8
Performing a Cold Boot .................................................................................................................. 1-8
Battery Management ........................................................................................................................... 1-8
Battery Saving Tips ........................................................................................................................ 1-8
Changing the Power Settings ........................................................................................................ 1-9
xiii
xiv