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IMPORTANT NOTE FOR HEADSET USERS:
Mitel Networks Headsets with Feature Control Switch must be installed in the
dedicated headset jack (the jack nearest the front of the set). Installation
will disable your handset microphone. Disconnecting the headset at the jack
or at the quick-disconnect plug restores handset operation.

Telephone status indicators

Using the 5220 IP Phone in Remote Mode
Remote Mode allows the 5220 IP Phone to be used in the home or in other
locations away from the office. For information on how to program the 5220
IP Phone for remote operation, refer to the Remote IP Phones Guide
available at www.mitel.com
About Feature Access Codes
Use of some features requires dialing access codes. The codes are flexible
and may be different than those in this guide. Ask your Administrator for a
list of codes you should use.
For Users on Resilient 3300 ICP Systems
If durin
g
a call, you hear two beeps repeated every 20 seconds it means that
your phone is switching to a secondary 3300 ICP system. The call continues
and there is a change in the operation of some keys and features on your
phone. Normal operation resumes when your phone switches back to the
primary system. If your phone is idle and switched to the secondary system,
you'll see a flashin
g
rectan
g
le on the display. The rectan
g
le remains until the
switch to the primary system is complete.
When line is the indicator is
Idle Off
Busy On
Ringing Flashing slowly
On hold at your phone Flashing rapidly
On hold at another phone
Flashing slow on/fast off