User guide

60 2C. Settings
Power saving mode
Configure Power saving settings to conserve battery
power.
1. Press , and then tap Menu > Settings
> Power saving mode.
2. Touch to turn the feature On or Off. The
feature must be On to configure options.
3. Touch an option to enable or disable it:
䡲 CPU power saving: When enabled, the phone’s
maximum performance is limited. This does not
affect normal usage, such as browsing and video
playback.
䡲 Screen power saving: When enabled, the screen
uses reduced frame refresh rate and lower
brightness.
䡲 Turn off Haptic feedback: When enabled, no
vibrations play for screen touches.
䡲 Learn about power saving mode: View details
about Power saving options.
Battery
See what’s using battery power.
1. Press , and then tap Menu > Settings
> Battery.
2. View battery usage for applications and services
currently running. Touch an item for more
information, or to configure options for managing
power use.
BST_m840_UG_.book Page 60 Monday, May 13, 2013 1:29 PM