Attaching Multiple Expansion Modules - Aastra 6757i CT Installation Manual

5. Line up the screw holes on the connector plate with the screw holes on
the back of the phone.
6. Insert the two screws (included with your expansion module) into the
connector plate holes and secure to the IP Phone.
7. Turn over both units to sit face up on the desk with the expansion mod-
ule sitting flush against the right side of the phone.
The following example shows the M670i attached to a 6755i IP Phone.

Attaching Multiple Expansion Modules

Multiple modules (up to 3 total modules) can be piggy-backed to an IP
phone providing an additional 108 softkeys with M670is and an additional
180 softkeys with M675is. You connect the additional modules to the right
side of an existing module. The following figure illustrates the addition of
multiple M675i modules on the 6757i CT IP Phone.
For more information about setting the softkeys, see the Aastra Model
6757i CT IP Phone User Guide.
32 Model 6757i CT IP Phone Installation Guide