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Mitel 5603 Wireless Handset User Guide
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Select Headset Profile
1. Select "Headset".
2. Select "Mic on boom", "Mic on cable", or "Customized headset profile"
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3. Press "Select".
Display Settings
1. Select “Display”.
2. Select “Contrast”.
3. Adjust the contrast by using the and on the navigation key.
4. Press "OK".
5. Press "Back".
Time & Date Settings
The time and date displayed in the handset cannot be changed by the user. The IP-DECT
system is solely responsible for keeping the time. The handset also synchronizes with the
IP-DECT system time when:
• The handset is turned on after having been turned off. The handset requests the current
IP-DECT system date and time.
• The handset remains on for longer than 24 hours. The handset requests the IP-DECT
system time every 24 hours from the time it was last turned on.
The time and date formats displayed in the handset can be changed by the user as described
in the following sections.
Set Time Format
1. Select "Time & Date"
2. Press "Select".
3. Select time format. The actual time format will be displayed. Selectable time formats:
• hh:mm (am/pm) (for example: 1:00pm)
• hh:mm (for example 13:00)
4. Press "Select" to save the setting.
1. "Customized headset profile" is only visible if the headset profile has been configured in the PDM/WSM.