Nortel Networks M3110 - Manual (Page 165)

M 3900 description Page 165 of 504
Telephones and Consoles Description, Installation, and Operation
Figure 33
M3903 key positions
553-AAA0667
Key [0,2]
Key [1,3]
Key 16
Key [17,20,23]
Key [18,21,24]
Key [19,22,25]