Making and Receiving Calls
Issue
Possible Cause & Solution
Reference
I cannot make calls.
•
Your phone system/service has disabled service for your unit.
→
On the
Information Display
registered" is displayed for the lines registered to your
phone, consult your administrator or dealer.
—
•
The phone number was entered incorrectly.
→
Confirm that you have entered the phone number of the
other party correctly.
→
Consult your administrator or dealer.
•
The unit is downloading a firmware update.
→
You cannot make calls while the unit is downloading
updates. Wait for the update to finish, and then try making
a call.
—
•
The phonebook list is being imported or exported.
→
Wait a few minutes for the operation to complete.
→
Confirm with your administrator or dealer.
—
I cannot make long
distance calls.
•
Your telephone service does not allow you to make long
distance calls.
→
Make sure that you have subscribed to your telephone
company’s long distance service.
—
The unit does not ring
when a call is received.
•
The ringer volume is turned off.
→
Press
[+]
on the VOLUME key.
While talking to an outside
party, the line is
disconnected.
•
Your phone system/service may impose a time limit on outside
calls.
→
Consult your dealer to extend the time limit, if necessary.
—
Sound Quality
Issue
Possible Cause & Solution
Reference
The other party cannot
hear my voice.
•
The unit is muted.
→
Press
[MUTE]
to turn off the mute feature.
•
If you are using the speakerphone, objects may be obstructing
the microphone.
→
Do not obstruct the unit's microphone during calls. Keep
your hands, as well as common objects such as folders,
cups, and coffee pots away from the unit during calls.
—
Document Version 2014-11
Operating Instructions
89
Appendix
