Battery and charger – HTC EVO 4G User Manual
2A. Device Basics
Battery and Charger
Sprint-approved or HTC-approved batteries and accessories can be found at Sprint Stores or through HTC;
to order. They’re also available at
Your device is equipped with a Lithium Ion (Li-Ion) battery. It allows you to recharge your battery before it is
fully drained. The battery provides up to 6 hours of continuous talk time. For battery-saving tips, see “Power-
Saving Tips” on page 37.
Installing the Battery
With the device turned off, insert your fingernail into the slot at the top left of the battery compartment
cover and lift gently to remove.
Align the battery’s exposed copper contacts with the battery connectors inside the battery compartment.
Insert the contact end of the battery first then gently push the battery into place.
Replace the back cover, making sure all the locking tabs are seated and there are no gaps around the
Note: The indicators are listed in order of priority. For example, if your device is connected to a power adapter and is
charging the battery, the LED will be solid amber and will not switch to a flashing green light even if there is a
WARNING: Use only Sprint-approved or HTC-approved batteries and chargers with your device. The failure to use an
Sprint-approved or HTC-approved battery and charger may increase the risk that your device will overheat,
catch fire, or explode, resulting in serious bodily injury, death, or property damage.
Note: Long backlight settings, searching for service, vibrate mode, browser use, and other variables may reduce the
battery’s talk and standby times.
Watch your device’s battery level indicator and charge the battery before it runs out of power.