Avaya 1140E - Manual (Page 40)

Connecting the components
40
Connecting the components
Figure 4 shows connections on the Avaya 1140E IP Deskphone.
Figure 4: Avaya 1140E IP Deskphone connections
WARNING
Ensure that the protective rubber cap on the Accessory
Expansion Module port is in place when the port is not in
use. Connecting anything other than the proper Avaya
1100 Series Expansion Module connector to this port
can cause damage to the IP Deskphone.