Samsung SCH-R640 Cell Phone User Manual


 
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Volume Level
: Allows you to set the volume at which the phone plays
the feedback Sound.
Phone Settings
You can use Phone Settings to disable your phone’s radio functions,
set the language used in screens and menus, invoke your phone’s
security options, and select whether your phone operates outside
your home area (roaming).
In Standby mode, tap Menu Settings Phone Settings.
The following sections describe the phone sub-menus in detail.
Airplane Mode
When set to On, Airplane Mode disables all radio functions of your
phone, as required in sensitive environments (such as on board an
aircraft). This prevents you from receiving or making calls (except
emergency calls), but you can still use other features (such as the
Camera and the Tools).
1. In Standby mode, tap Menu Settings Phone Settings.
2. Tap Airplane Mode.
3. Tap the desired option:
On
: Disables the radio transmitter and receiver in your phone.
Off
: Enables the radio transmitter and receiver in your phone.
Sound Off
Medium
Low
Medium High
Medium Low
High