Do Not Disturb (Dnd) - Yealink SIP-T41P User Manual

User Guide for the SIP-T41P IP Phone
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
Switch between the Handset, Headset (if present) or Hands-Free Speakerphone to

check whether the dial tone is present for one of the audio modes.
If the dial tone exists on another audio mode, connect a different handset or
headset to isolate the problem.
Why doesn't the phone ring?
Check the ringer volume on the phone. To adjust the ringer volume setting, press the
Volume key when the phone is on-hook and idle. For more information, refer to
on page 26.
Why can't I receive calls?
Check the SIP registration with your system administrator.

Check that DND (Do Not Disturb) mode is deactivated on your phone. Refer to

Not Disturb (DND)
Check that call forward is disabled on the phone. Refer to

Check whether the caller number is stored in the blacklist directory. Refer to

on page 39.
Why is my handset not working?
Check that the handset cord is fully connected to both the handset jack on the phone
and handset. Refer to
Why is my headset not working?
Check that the headset cord is fully connected to the headset jack on the phone.

Refer to Phone Installation
Check that the headset mode is activated. Refer to

Check that the headset volume is adjusted to an appropriate level. Refer to

on page 26.
What is the difference between user name, register name and display name?
Both user name and register name are defined by the server. A user name is used to
identify the account, while a register name matched with a password is used for
authentication if the server requires. Display name is the caller ID that will be displayed
on the callee's LCD screen. Server configuration may override the local configuration.
122
Phone Installation
on page 77.
Phone Installation on page 11.
on page 11.
on page 11.
Call Forward on page 80.
Headset Use on page 44.
Volume
Do
Blacklist
Volume