AASTRA 6755i Installation Guide EN - Manual (Page 32)

26 Model 55i IP Phone Installation Guide
Model 536 Expansion Modules (536EM)
Installing the 536EM
On the 536EM, there are 18 softkeys in each column (totaling 36 keys) on
the keypad.
The module connects to the right side of the 55i IP phone via an RJ-45
connector.
Connecting the Expansion Modules to Your Phone
Use the following procedure to connect the 536EM to your 55i IP phone.
1. Turn your phone over to show the bottom of the phone.
2. Turn the expanstion module over to show the bottom of the module.
3. Connect one end of the RJ-45 cable to the RJ-45 port on the back of your
phone as indicated in the illustration below.
536EM 560EM
Back of Expansion
Module Back of Phone
RJ-45 Connectors