Aastra Telecom 55I, 57I CT, 53I manual Optional Accessories, Reference

Overview

IP Phone Models

Optional Accessories

The following are optional accessories for the IP Phones.

Power over Ethernet (PoE)	Additional Ethernet Cable
Inline Power Injector	(category 5/5e straight through
	cable)

A Power over Ethernet (PoE) inline power injector supplies 48V power to the IP phone through the Ethernet cable on pins 4 & 5 and 7 & 8.

Warning: Do not use this inline PoE power injector to power other devices. See your phone-specific Installation Guide for more information.

Reference

For more information about installing the PoE and additional Ethernet cable, see your phone-specific Installation Guide.

Overview

41-001160-00, Release 2.1, Rev 04 1-3