Troubleshooting On - Yealink SIP-T22P User Manual

Why doesn't the phone pair with my Lync client?
Ensure that your Lync client is installed on your PC/PAD and a Lync user signs in to

Lync server successfully.
Ensure that the user signing on the phone is the same as the one signing on the

Lync client.
Re-pair the phone and Lync client manually.

Ensure that Yealink BToE Connector and application driver are successfully installed

on your PC/PAD, and both of them start successfully. If the phone still cannot pair
with the Lync client, reboot the PC/PAD.
After reboot, if the phone still cannot pair with the Lync client, uninstall the Yealink

BToE Connector and application driver, and then reinstall them.
Why can't I get a dial tone?
Check for any loose connections and whether the phone has been installed

properly. For 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 idle. For more information, refer to
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 Phone Installation
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 volume is adjusted to an appropriate level. Refer to

on page 24.
Why does the phone play a tone when there is a call on hold? How to disable it?
When there is a call on hold, the phone will play a hold tone every 30 seconds. Play hold
tone is enabled by default. Play hold tone and the interval of playing a hold tone are
configurable via web user interface only.
Phone Installation
on page 9.
on page 9.
Troubleshooting
on page 9.
Volume on page 24.
Volume
77