Lights Control (Menu 4)
This function allows you to select the operation of the keyboard and display illumination. To conserve battery power, set to LIGHTS OFF.
When set to LIGHTS ON:
–If the phone is used as a handportable, or is connected to a charger: The lights switch on when a key is pressed; they remain on for 15 seconds after the last keypress, then switch off.
–If the phone is connected to a car kit: The lights are on continuously.
When set to LIGHTS OFF:
–If the phone is used as a handportable, or is connected to a charger: The lights are continuously off.
–If the phone is connected to a car kit: The lights switch on when a key is pressed; they remain on for 15 seconds after the last keypress, then switch off.
To set operation of lights:
APress MENU 4.
BPress 
or 
to select LIGHTS ON or LIGHTS OFF.
CPress STO to confirm the setting.
Keypad Tones (Menu 5)
This function allows you to set the keypad tones on or off.
When set to TONES ON, a tone will be heard with each keypress. When set to TONES OFF, no keypress tone will be heard.
To set keypad tones on or off:
APress MENU 5.
BPress 
or 
to select TONES ON or TONES OFF.
CPress STO to confirm the setting.
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