Yealink SIP-T2 SERIES Administrator's Manual page 53

For CP860:
Note
The IP phone should be used with Yealink original power adapter only. The use of the
third-party power adapter may cause the damage to the phone.
Power over Ethernet
With the included or a regular Ethernet cable, IP phones can be powered from a
PoE-compliant switch or hub.
Note
PoE is not applicable to the SIP VP-T49G, SIP-T21 E2 and SIP-T19 E2 IP phones.
To connect the PoE:
1) Connect the Ethernet cable between the Internet port on the IP phone and an
available port on the in-line power switch/hub.
For SIP-T48G/T46G/T42G/T41P/T40P/T29G/T27P/T23P/T23G/T21P E2/T19P E2:
Getting Started
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