Troubleshooting
169
4.
Click Confirm to accept the change.
You can also contact your system administrator for help.
Note
Why can’t I receive calls?
Check the SIP registration with your system administrator.
Check that the DND (Do Not Disturb) mode is deactivated on your phone. Refer to
Do Not Disturb (DND)
on page
95
.
Check that call forward is disabled on the phone. Refer to
Call Forward
on page
98
.
Check whether the caller number is stored in the blacklist directory. Refer to
Blacklist
on page
50
.
Why does my handset not work?
Check that the handset cord is fully connected to both the handset jack on the phone
and handset. Refer to
Phone Installation
on page
14
.
Why does my headset not work?
Check that the headset cord is properly connected to the headset jack on the
phone. Refer to
Phone Installation
on page
14
.
Check that the headset mode is activated. Refer to
Headset Use
on page
57
.
Check that the headset volume is adjusted to an appropriate level. Refer to
Volume
on page
34
.
Why can’t I get a dial tone?
Check for any loose connections and that the phone has been installed properly.
For the installation instructions, refer to
Phone Installation
on page
14
.
Switch between the Handset, Headset (if present) or Hands-Free Speakerphone to
If you are logging into the web user interface of the phone with user credentials, you
need to enter the current user password in the Old Password field.
User password is configurable via web user interface only.
