Message Waiting Indicator (Mwi) - Nortel m3900 series User Manual

38 M3902 telephone set
Figure 3
M3902 telephone set
Table 6 "Key numbers" (page 38)
locations.
Table 6
Key numbers
Key number
Key 1
Key 2
Key 3
Key 4
Key 5
Key 6
Note: You cannot assign DN or DN features to keys 2-6.

Message waiting indicator (MWI)

The MWI signals that a message is waiting to be heard. This LED flashes
when the set is ringing. If the set is ringing when someone is leaving a
message, the LED flashes until the set stops ringing.
Copyright © 2008 Nortel Networks
.
Nortel Communication Server 2100
M3900 Series Meridian Digital Telephones User Guide
NN42200-110 09.01 Standard
20 August 2008
describes the key numbers and their
Description
Line key (DN line must go on key 1).
Labeled Forward.
Labeled Auto Dial (Adial).
Labeled Conference (Confer).
Transfer key.
Message Waiting key.