User`s guide

ESI C-Plus Administrator’s Manual System programming: An introduction
B.2
Entering alphanumeric characters
You enter names for extensions, departments, branch IDs, CO lines, and guest mailboxes by pressing the
dial pad key that corresponds to the character to be entered. The key’s possible entries will change each time
the key is pressed, and the display will show this. When the desired character appears on the display, press # to
confirm; the cursor will move to the next character position. You may move the cursor left (to correct an entry) by
pressing the left scroll key (

) or move right (to add a space) by pressing the right scroll key (

).
Key Options Key Options
0 0, - (hyphen), _ (underline) 7 P, R, S, 7
1 Q, Z, 1, “_” (space) 8 T, U, V, 8
2 A, B, C, 2 9 W, X,Y, 9
3 D, E, F, 3

(left scroll key) Backs up and erases
4 G, H, I, 4

(right scroll key) Adds a space
5 J, K, L, 5 # [Enter]
6 M, N, O, 6 # # Ends the name
Example: To enter a B, press 2 twice (the possible options to scroll through are A, B, C and 2). When B is displayed,
press # to confirm; the cursor will move to the next character to be entered. To complete the name, press # #.
System fixed numbering plan
Numbers Function
0 Operator
1–8 CO lines
100–115 Digital extensions
132–135 Analog extensions
199 Overhead paging port
290–299 Department numbers
300–489 Guest/info mailboxes
500 Broadcast mailbox
520–529 Cascade mailboxes
560–580 Feature codes
590–594 MOH recordings
600–699 System speed-dial