Rockwell Automation 2755-G3-W_G6-W Scanner with Wedge Option - Manual (Page 40)

General Setup Parameters
Chapter 5
5–4
To disable or set the volume of the beeper, scan the
appropriate option below.
AA Beeper Off
AB Beeper On;
Volume Low
AC Beeper On;
Volume Medium
Beeper On;
Volume Loud *
AD
Beeper
Operation