Aastra Telecom 4223 manual Adjusting the Screen Angle, Installing Your Extension’s Label

Installing Your Extension

Adjusting the Screen Angle

Your extension’s screen is also adjustable, allowing you to choose the best possible viewing angle.

To adjust the screen angle, simply push or pull the screen as illustrated below.

Installing Your Extension’s Label

Your extension also comes with a label that identifies each fixed function key’s use. You may also indicate what functions have been programmed on your extension’s various line keys (see the “Programming Your Extension” section.)

This label is protected by a plastic cover.

To insert or remove the label, lift the protective cover as illustrated below.

Note: If you need a new label, contact your system administrator.

MD Evolution – Dialog 4223 Professional 149