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Beyond the Basics
3. Press 1 to turn on the key tone while the message is still
on the display. Press 2 to turn it off.
using the dimmer
Repeatedly press DIM to adjust the brightness of the display
backlight to Dark, Light Off, or Light.
changing the display contrast
1. Press MAN.
2. Press FUNC, 9.
3. Press
e or d to adjust the contrast.
4. Press ENT to confi rm the display contrast level.