Yealink SIP-T23P User Manual page 21

If your phone is already installed, proceed to
This section introduces how to install the phone:
1) Attach the stand
2) Connect the handset and optional headset
3) Connect the network and power
1) Attach the stand
a) Desk Mount Method:
b) Wall Mount Method:
2) Connect the handset and optional headset
Note
A headset is not included in the packaging contents. Contact your system administrator
for more information.
3) Connect the network and power
You have two options for power and network connections. Your system administrator will
advise you which one to use.
Phone Initialization on page 13.
Getting Started
11