Ericsson BUSINESSPHONE 250 User Manual page 79

Select ringing character
enter
Example :
prog
change
forward
enter
store
enter
BusinessPhone 250 - Executive Telephone
BusinessPhone 50 - Executive Telephone
Select ringing character (0-4)
See section "Function codes and required data".
Press (see display)
Press to finish programming
After approximately 10 seconds, the function key is active.
Program supervision of extension 204 on key A, with ringing
character 1. For available function codes, see section
"Function codes and required data".
Press (see display)
key
Press (see display)
Press the desired programmable key
Press (see display)
Press until supervision is shown (see display)
Press (see display)
Enter extension number
Press (see display)
Press to select ringing character
Press (see display)
Press to finish programming
PROGRAMMING
77