Proximus Forum 500 User Manual page 150

Programmable Functions
Active features
Light
Bluetooth
Volume
Alternative access to default functions
If you have re-programmed default functions, you have other options for
accessing these functions.
Redial list
Navigation
148
Assigns the key access to the Active
features menu entry of the system menu /
main menu (see page 107).
Programs a key for switching the display
illumination on and off.
Assigns the access to the Bluetooth menu to
the key (Forum Free 577 / Forum Free 587
only).
Programs the access to volume control to a
key (the programmed key is not labelled
with a symbol / icon).
... long key press of call key
... by pressing the , , , keys
Key Programming