BSS Audio FDS-334T Owner's Manual - Manual (Page 31)

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Delete Program
To delete a Program, press either > or turn the encoder clockwise.
Choose the Program to be deleted using the < and > keys or rotary control.
Press Enter to delete the Program.
Pressing the up/down keys at any time will leave the Delete Program mode.
Notes:
Locked Programs have to be unlocked before they can be deleted, this applies to Program lock
and the OEM/Owner locks.
Utilities Delete Program
Contrast
The < and > parameter keys or rotary control increase/decrease the display contrast and
viewing angle of the LCD . A graphical indication of the parameter changing is displayed by a
rotating line symbol.
Utilities Contrast