NCR 74 OFX (7874) - Page 72

3-30 Chapter 3: Installation
• 2Beeps—BarCodeLabelHold‐Offfunctionisenabled—FactoryDefault
AfterenablingordisablingtheBarCodeLabelHold‐Offfunction,scanthefollowing
ResettagtomakethesettingpermanentintheRealScan74.

Audible Detection
TheAudibleDetectionfunctionprovidesdirectfeedbacktotheuserwhenaliveEAS
tagisinthefieldofviewofthescanner.Clicksareenabledonthescanner.

TheAudibleDetection(click)functiontogglesbetween1,2,and3beepswitheach
scan.
• 1Beep—AudibleDetectionfunctionisdisabled
• 2Beeps—AudibleDetectionfunctio nisenabled
• 3Beeps—AudibleDetectionfunctio nisenabledplusdeactivationtone
EAS Optional Communications
TheEASOptionalCommunicationsfunctionalertsthehostapplicationwitha
bar
codecommunicationmessageinthreeways.Thispermitsthehosttocontrolthe
sequenceofeventsatthescanner.
• TheRealScan74sendstheErrorbarcode(048589999999)ifanEASdetection
signaloccursafterabarcodeisreadbythescanner(forexample,the
Sensormatic®tag
isstilllive).TheErrorBarCodeTimerdefinesthewindowfor
permittingadeactivationtooccurafterabarcodeisread.Thetimercanbeset
from½secondto4secondsin½‐secondincrements.Ifthetimerexpiresandno
EASdeactivationhasoccurred,theErrorbar
codeissenttothehostapplication.
• TheRealScan74cansendaDetectbarcode (048589999988)every4secondswhen
EASdetectionsareoccurring(aliveEAStagisinthedetectionfield).
• TheRealScan74cansendbothbarcodesifbothconditionsaremet.