NCR RealScan 7837-3000 - Reading Techniques

1-16 Chapter 1: Getting Started
3. Connecttheappropriateinterfacecabletothebaseandtothe
terminal/computerandkeyboard.
4. Turntheterminal/computerpowerbackon.
5. Programthebaseforthekeyboardwedgeinterface.SeeKeyboard
seonly
andno
hehost.
Reading Techn

beam
ifthe
aiminglineisinanyotherdirection.
Bad Read Good Read
WedgeConnection.
6. VerifythebaseoperationbyscanningabarcodefromtheSample
Symbolsinthebackofthismanual.
Note: Withoutusingthe9‐voltexternalpowersupply,theba
usesenoughpowerfromtheho sttooperatetheinterface.Thescan ner’s 
batteryisnotcha rg ed wheninth is mode.Usingthe 9‐voltexternal
powersupplypermitsthescanner’sbatteryto
becharged
powerisdrawnfromt
iques
Thescannerhasaviewfinderthatprojectsabrightredaiming
thatcorrespondstoitshorizontalfieldofview.Theaiminglineshould
becenteredhorizontallyoverthebarcode;itdoesnotread