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Mitel 5603 Wireless Handset User Guide
16
Adjust the Volume during a Call
On the navigation key, press and to increase and decrease the volume, respectively.
The handset will now store and keep the new volume level.
Open Contacts during the Call
1. Press the "More" soft key during the call.
2. Select "Contacts".
3. Press "Select".
4. Select "Call contact" for searching a local or company phonebook contact, or select "Central
phonebook" for searching a central phonebook contact.
5. Press "Select".
6. Select or search contact.
Turn the Microphone on/off during a Call
1. Press the "More" soft key during the call
2. Select "Microphone off"
3. Press "Select".
The icon indicates a silenced microphone. This means that the other part in an ongoing
call cannot hear you. To turn the microphone back on, do as follows:
1. Press the "More" soft key during the call.
2. Select "Microphone on".
3. Press "Select".
You can to turn the microphone off/on by a long press on .
Start a New Call during Conversation
1. Press the "More" soft key during the call.
2. Select "New Call"
1
.
3. Press "Select".
4. Enter number, or press to access the phonebook.
5. Press .
Note: You can call the selected contact by pressing "Call". When calling the contact,
the first call will be put on hold. See also “Start a New Call during Conversation” on
page 16.
1. Visible if defined in the PDM.