Teletype WorldNav 3100 - Battery

© 2007 TeleType Co.
WorldNav 3100
96
7.4 Battery
1. Press the <Main Menu> hardware button and then
the <Settings> button.
Main Menu - Settings
2. Select the <Battery> tab. The bar shows you how
much battery life is remaining. If the device is
showing 1/4 or less power remaining you should
use the car power cord while driving to recharge
the device.