Aastra 53I, Installation Manual

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26 Model 53i IP Phone Installation Guide
Model 536 Expansion Modules (536M)
On the 536M, there are 18 softkeys in each column (totaling 36 keys) on the
keypad.
The module connects to the right side of the 53i IP phone via an RJ-45
connector.
Connecting the Expansion Modules to Your Phone
Use the following procedure to connect the 536M to your 53i 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.
536M
Back of Expansion
Module
Back of Phone
RJ-45 Connectors