Hitachi HCX5000I - Manual (Page 179)

C HANGING THE R INGING L EVEL S ELEC S ET 500A U SER G UIDE
A-8 HCXTD840, Issue 1, July 2001
Note: You can still use the ringing volume control at the
top right of your console to adjust volume. The
maximum volume is, of course, louder if the
ringing level is set to normal.
3 Press the <R-LEV> key to toggle between the two
levels. The level that is displayed when you exit the
test mode is the one that is in effect.
4 Exit the test mode at any time by returning the TEST
switch to its original position.