Nokia RM-686 User Manual page 42

M e n u f u n c t i o n s
• Automatic keyguard
preset length of time.
• DTMF tones — Dual-tone multifrequency (DTMF) is used by the
telephone system to recognise the keys pressed when dialling (for
example, telephone banking and help desk). Activate DTMF tones and
set the tone duration.
• Phone updates
(network service).
Warning: If you install a software update, you cannot use the
device, even to make emergency calls, until the installation is
completed and the device is restarted. Be sure to back up data
before accepting installation of an update.
If software updates over the air are supported by your network, you
may also be able to request updates through the device.
Downloading software updates may involve the transmission of large
amounts of data through your service provider's network. Contact your
service provider for information about data transmission charges.
Make sure that the device battery has enough power, or connect the
charger before starting the update.
• Confirm UIM actions
• Flight query — Set the device to ask if you want to activate the flight
profile, every time you switch the device on.
• BREW EFS enable
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— Set the keypad to lock automatically after a
— Update the device with the latest software available
— Set the UIM service actions visible.
— Allow BREW EFS downloads (network service).