E-12General GuideHandheld Terminal (DT-970M50E/M51E)The illustration shows the DT-970M51E.ScreenReset SwitchPower ContactsIR PortR Trigger KeyUSB PortIndicatorBS KeyS KeyCursor Keys(Up/Down/Left/Right)Multi-function(L) KeyPower KeyCLR KeyCenter Trigger KeyMulti-function(R) KeyNumeric KeysEnter KeyFunction KeysmicroSDCard SlotKeys microSD Card Slot(Battery Compartment)BuzzerBattery CoverLock SwitchesStrap Holes Data Communication TerminalBattery Cover (Main Batteries)L Trigger KeyBattery Cover(Backup Battery)Barcode Reader Port