M 3900 description Page 159 of 504
Telephones and Consoles Description, Installation, and Operation
Key descriptions
This section provides key description and key configuration information for
each model of the M3900 series. This section also shows the physical
placement of the keys on each model: M3901, M3902, M3903, M3904, and
M3905.
M3901 key descriptions
Table 24 gives a description of the keys on the M3901. Figure 31 on page 160
shows the physical placement of the keys on the M3901.
Table 24
M3901 key description
Key Number Description
Key 0 Line (Directory Number)
Note: The system administrator can configure Key 0 as a Voice Call
(VCC), HotLine (HOT) Key, Single Call Non-ringing (SCN), Multiple Call
Ringing (MCR), Multiple Call Non-ringing (MCN), Private Line Ringing
(PLR), or Private Line Non-ringing (PLN).
Key 1 Feature or Auto Dial
Key 2 Feature or Auto Dial
Key 3 Feature or Auto Dial
Key 4 Feature or Auto Dial
Key 5 Feature or Auto Dial
Note: The system administrator can configure Keys 1 - 5 with any feature that does not require
a display (DAG, DWG, DSP, and RMK).
Note: Nortel recommends that the M3901 is not configured as an ACD DN.