Ericsson 250 - Manual (Page 48)

PROGRAMMING
48
BusinessPhone 250 - Basic Telephone
BusinessPhone 50 - Basic Telephone
PROGRAMMING
GENERAL
If you require frequent use of certain facilities, you may
program them on the programmable keys on the telephone.
When you want to use the function, just press the key.
Note: Programming of dial-by-name keys and individual
abbreviated numbers are described in section ”Abbreviated
numbers” and how to program a new diversion address is
described in section ”Call forwarding”.
PROGRAM A
FUNCTION KEY
How to program a function on a programmable key:
Enter programming mode
Press the desired programmable key
Select function code
See section ”Function codes and required data”.
Press the programmable key again
Enter associated number
See section ”Function codes and required data”.
Press the programmable key again
Continue with section Óselect ringing characterÓ
or
Press to finish programming
After approximately 10 seconds, the function key is active.