AASTRA 7446ip (5446ip) Premium for BusinessPhone User Guide EN - Manual (Page 74)

Dialog 5446 IP Premium
3. Select a character. Available options are Default (Latin), Cyrillic, and Greek.
4. Tap Select to confirm the selection and return to the previous page.
14.2.5 Backlight
To change the display backlight, do the following
1. From the My Settings page, select Backlight.
2. Drag the backlight bar to the desired position by tapping the desired
position, or by pressing left or right on the navigation key.
• Drag the bar to the right to increase the backlight level.
• Drag the bar to the left to decrease the backlight level.
3. Tap Save to confirm the selection and return to the previous page.
14.2.6 Option Unit
The option unit DBY 420 01/1 is an optional accessory to be installed under
your telephone set. The unit is used to connect either an extra bell outside your
room, or a busy signal lamp outside your door.
To check or set the option unit for extra bell or for busy signal, do the following:
1. From the My Settings page, select Option Unit.
2. Select a setting. Available options are Extra bell, Busy signal lamp, and
Combined extra bell & busy lamp.
3. Tap Save to confirm the selection and return to the previous page.
Note: If you do not tap Save, the phone automatically returns to idle about 30
seconds after the last key press.
14.2.7 Hearing level
14.2.7.1 Setting the Hearing Level
It is possible to get increased hearing level in the handset and the headset.
To set the hearing level, do the following:
1. From the My Settings page, select Hearing Level.
2. Select a setting. Available options are Standard and Increased.
3. Tap Save to confirm the selection and return to the previous page.
68 8/1553-DBC 446 01 Uen B3 2008-09-10