Samsung SCH-R915ZKACRI - Manual (Page 117)

Settings 113
Keyboard timeout
Set the length of delay between the last key press or screen
touch and the automatic keyboard timeout (dim and lock).
1. From the Settings menu, touch Display settings ➔
Keyboard timeout.
2. Touch a setting (3 seconds / 6 seconds / 15 seconds /
Same as Screen timeout) to select it.
Power saving mode
When enabled, your phone will automatically analyze the screen
and adjust the brightness to conserve battery power.
1. From the Settings menu, touch Display settings.
2. Touch Power saving mode to enable or disable the mode.
When enabled, a check appears in the check box.
Location & security
My Location
Wireless networks
Enable or disable location service from your Wireless Provider.
Note: Network location services must be enabled to use some applications.
Important!: By selecting Network location services, you are enabling your
Wireless Provider and third-party authenticated and validated
location-enabled services access to certain location information
available through this network or device.
1. From the Settings menu, touch Location & security.
2. Touch Use wireless networks to enable or disable Network
location services. When enabled, a check mark appears in
the check box.