26 Model 6753i RP Phone Installation Guide
Model 6753i RP Expansion Module M670i

Installing M670i Expansion Modules

On the M670i, there are 18 softkeys in each column (totaling 36 keys) on the
keypad.
The module connects to the right side of the 6753i RP phone via an RJ-45
connector.
Connecting the Expansion Modules to Your Phone
Use the following procedure to connect the M670i to your 6753i RP phone.
1. Turn your phone over to show the bottom of the phone.
2. Turn the expansion 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.
M670i
Back of Expansion
Module
Back of Phone
RJ-45 Connectors