18 troubleshooting – AASTRA 7446ip (5446ip) for MX-ONE User Guide EN User Manual

Page 85

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IP P

HONE

FOR

MX-ONE™

85

6/1553-DBC 446 01 Uen E8 2010-07-08

Note: If you have forgotten your password, contact the system admin-

istrator.

3.

Click the plus signs to open the sub menus.

4.

Click on the desired feature. You can select among the following
features:

Contacts.

Select if you want to add or delete entries.

Call list

Select if you want to delete the call list.

Settings

Includes the options Programmable keys, Hearing Level, and Ring
Character.

5.

Click Log off to exit.

18

Troubleshooting

This section describes common operational problems and warnings, and
suggests actions to solve the problems.

Table 3 Common problems, their causes and solutions

Trouble

Cause

Solution

The message “No
connection to
network” appears

There is no
connection to the
LAN

Check the LAN cable
between the LAN
port and the phone.

The phone is locked

There is disturbance
in the LAN.

Restart the phone by
pressing the C
(clear), mute, and #
keys simultaneously
for 2 seconds.

The access warning
triangle appears in
the display

There is disturbance
in the LAN or in the
exchange.

Although some
features may not
work, the phone can
still be used for
making and receiving
calls. If the trouble
persists, contact the
system administrator.

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