Yealink SIP-T42G User Manual page 20

User Guide SIP-T42G IP Phone
2) Connect the handset and optional headset
Note
A headset is not provided 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.
AC power
Power over Ethernet (PoE)
AC Power
To connect the AC power:
1. Connect the DC plug on the power adapter to the DC5V port on the phone and
connect the other end of the power adapter into an electrical power outlet.
2. Connect the supplied Ethernet cable between the Internet port on the phone and
the Internet port in your network or switch/hub device port.
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