28Getting started

1.9 Battery Information

Battery performance depends on many factors, including your wireless service provider’s network configuration, signal strength, the temperature of the environment in which you operate your phone, the features and/or settings you select and use, items attached to your phone’s connecting ports, your voice, data and other program usage patterns.

Battery life estimates (approximations):

Talk time: 3.6 – 7 hours

Standby time: 146 – 220 hours

WARNING! To reduce risk of fire or burns:

Do not attempt to open, disassemble or service the battery pack.

Do not crush, puncture, short external contacts or dispose of in fire or water.

Do not expose to temperatures above 60˚C (140˚F).

Replace only with the battery pack designated for this product.

Recycle or dispose of used batteries as stipulated by local regulation.

The Power Management screen

On the Home screen, click Start > Settings > Power Management to access the Power Management screen. You can check the battery power from the Main battery bar.

On the Power Management screen, you can optimize the power performance by adjusting the backlight, display and light sensor settings.

To manage a low battery

When the low-battery warning appears, do the following:

1.Immediately save your current data.

2.Synchronize with your PC to charge the battery.

3.Turn off your phone.

When your battery power is low, use the AC charger provided with your phone. Using the USB cable will not provide enough power to charger the battery.

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HTC 3100, 3125 user manual Power Management screen, To manage a low battery