Model 6757i CT Series IP Phone User Guide
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3
Introduction
Optional Accessories for 6757i CT (Not Included)
A PoE (Power over Ethernet) inline power injector supplies 48v power to the
6757i CT through the Ethernet Cable on pins 4 & 5 and 7 & 8.
The Model 536 Expansion Module (536EM) and Model 560 Expansion Module
(560EM) attach to the right side of the 6757i CT phone. Model 536EM provides
36 additional softkeys for the phone. Model 560EM provides 60 additional
softkeys. For more information about the expansion modules, see the section,
Model 536EM and 560EM Expansion Modules
on page
page 153.
Important!
Do not use this PoE inline power injector to power
other devices.
Additional Ethernet Cable
PoE (Power over Ethernet)
Inline Power Injector
(category 5/5e straight
through cable)
Model 536EM Expansion Module
Model 560EM Expansion Module
