Ericsson 50 - Manual (Page 67)

AUDIBLE ADJUSTMENTS
65
BusinessPhone 250 / BusinessPhone 50
Standard Telephone / Economyplus Telephone
Ringing volume
Ñ Press
You will hear the selected volume
(0...lowest volume, 9...highest). You only have to press the
last digit to select another ringing volume.
Press to finish the procedure
Note: This programming is not applicable when you have
selected ringing type 2.
Ringing character
Ñ Press
You will hear the selected character. You only have to press
the last digit to select another ringing character.
Press to finish the procedure