Aastra Telecom 6757I - Manual (Page 11)

Model 6757i IP Phone User Guide 3
Introduction
• Power source
For Ethernet networks that supply in-line power to the phone (IEEE 802.3af):
— For power, use the Ethernet cable (supplied) to connect from the phone directly to the
network for power. (No 48v AC power adapter required.)
For Ethernet networks that DO NOT supply power to the phone:
— For power, use the 48V AC Power Adapter (included) to connect from the DC power port
on the phone to a power source.
or
— (optional) For power, use a Power over Ethernet (PoE) power injector or a PoE switch. A
PoE power injector is available as an optional accessory from Aastra Telecom. Contact
your Administrator for more information.
Installation and Setup
If your System Administrator has not already setup your 6757i phone, please refer to the Aastra
6757i Installation Guide for basic installation and physical setup information. For more advanced
administration and configuration information, System Administrators should refer to the
Aastra SIP IP Phone Administrator Guide.