GTAx™ 550 - Garrett

There are two ways to set discrimination.First method: Press the (+) and (-) touchpads toposition the blinking Upper Scale cursor abovethe Lower Scale segment corresponding to theparticular target to be detected or ignored. If thesegment is displayed, that particular target willbe detected. If you wish to reject that type oftarget, press the ACCEPT/REJECT touchpad. Thesegment will disappear, creating a reject notch. Ifthe Lower Scale segment is not displayed, press theACCEPT/REJECT touchpad to illuminate it, creatingan accept notch, and your GTAx 550 will begindetecting targets represented by that segment.Second method: Pass the searchcoil over anobject to be accepted or rejected as a target or passthe particular target across the face of the coil abouttwo inches from its surface. Check to make certainthere is an appropriate cursor on the Upper Scale ofthe Graphic Display. Then press ACCEPT/REJECTdepending upon your discrimination choice for thisspecific target.33