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Adjusting the brightness of the display
1. Press Avaya Menu.
2. Select Options & Settings...
3. Press Select or OK.
4. Select Screen & Sound Options...
5. Press Select or OK.
6. Select Brightness.
7. Press Select or OK.
8. Scroll to the right or left to adjust the brightness.
9. Press Save or OK.
Turning button click sounds on and off
1. Press Avaya Menu.
2. Select Options & Settings...
3. Press Select or OK.
4. Select Screen & Sound Options.
5. Press Select or OK.
6. Select Button Clicks.
7. Press Change or OK or use the Right/Left arrows to turn sounds on or off.
8. Press Save.
Turning error tones on or off
Your telephone beeps if you make a mistake or take an action that is not allowed. If you
do not want to hear error beeps, set your error tone to Off.
1. Press Avaya Menu.
2. Select Options & Settings...
3. Press Select or OK.
4. Select Screen & Sound Options.
5. Press Select or OK.
6. Select Error Tones.
7. Press Change or OK or use the Right/Left arrows to turn error tones on or off.
8. Press Save.
Changing the ring pattern
1. Press Avaya Menu.
2. Select Options & Settings...
3. Press Select or OK.
4. Select Screen & Sound Options.
5. Press Select or OK.
6. Select Personalized Ringing.
7. Press Change or OK listen to the available ring patterns.
8. Press Play or OK to hear it again.
9. Press Save to make it your ring pattern.
Options & Settings
14 Avaya one-X™ Deskphone SIP for 9640/9640G IP Telephone User Guide