Mitel 5603 Benutzerhandbuch

Off-hook Key

On-hook, and On/Off Key

Navigation Key

 Sound off Key

Key Lock, and Upper/Lower Case Key

Soft Keys

The three soft keys are located just beneath the display. The function of each soft key is indicated 
by text in the display just above the keys.

In idle mode, the soft keys can be used for specific functions defined by the user of the handset.

Volume Button

 and 

 on the Navigation key are used for increasing/decreasing the earpiece, headset, 

and the loudspeaker volume.

This key is used to answer calls, to pre-dial numbers and as a short cut to the Call list. 
One short press in standby mode opens the call list.

This key is used to disconnect calls and return to the main screen. A long press in 
standby mode switches the handset on/off.

Use this key to step in the menu, and when working in text mode.

,

,

, and 

 are used for stepping left/right and up/down in the menu.

A long press on the Sound off Key in idle mode toggles between ring signal on/off. When 
you receive an incoming call, a long press on the key silences the ring signal. During a 
call, a long press on the key changes between microphone on/off.

This key locks the keypad in combination with the soft key "Lock". It is also used for 
switching between upper/lower case and digits.

Menu

Soft keys

004