HTC DROID Eris PB00100 - Manual (Page 49)

Phone Basics 49
Notification LED
The Notification LED located at the right corner of the earpiece
provides information on the phone status.
Notification LED
LED Status Indication
Solid green Battery is fully charged (when the phone is connected
to the AC adapter/computer).
Solid red Battery is charging.
Flashing red Battery is low.
Proximity Sensor
The proximity sensor automatically turns off the screen when there is
an object near the screen.
Proximity Sensor
The proximity sensor is useful when you are in a phone call and you
hold the phone near your ear. This turns off the screen automatically
to prevent accidental screen touches.