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5610/4610 Phone User Guide Page 22
IP Office Issue 2d (15th September 2005)
Display Contrast
You can adjust the contrast level on the telephone display. You can choose from among fifteen levels of
contrast.
1. Press
Options and then select Contrast Control
2. Use either the
and keys to adjust the level of contrast.
3. When the contrast is set as required, either:
• Save and return to the options menu by pressing
Cancel.
• Press
Cancel to return to the options menu.
Logging Off
Allows you to log your telephone off to prevent unauthorized use during an absence, or for privacy
purposes.
1. CAUTION: Logging off deletes all Call Log entries and returns any options you may have
changed to their default values.
To log your phone off:
1. Press
Options and Log off.
2. Select Yes to un-register your phone from the IP Office, delete all Call Log entries and returns
any options you may have configured to their default values.
3. Selecting No returns you to the main Option menu; your phone remains logged on to the
network and your Call Log and options values remain unchanged.
To log back on:
The display will show Ext.=xxx in the top row. Simply press # and enter your password (consult
your System Administrator).
Changing Feature Key Labels
This action is currently not supported on IP Office.