IP8820/IP8830/IP8840
Installer Guide
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Figure 2.2-1 Installing the Foot Stand
2.3 Connecting an Expansion Module
The IP Phone can be equipped with two 12-button Expansion Modules to increase the number
of flexible buttons available to the user. With the Expansion Module, the number of buttons
available is:
Model 1 Exp. Module 2 Exp Modules
IP8820 24 flexible buttons 36 flexible buttons
IP8830 36 flexible buttons 48 flexible buttons
IP8840 22 flexible buttons 34 flexible buttons
Note all buttons may be assigned for line or feature access.
The Expansion Module is available in two models, IP8812DSS with paper labels and the
IP8812LSS, which employs an LCD for the labels. With the IP8812LSS, the LCD displays 10
characters for the label.
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