
USB keypad
Hardwareinstallation
•PleaseplugtherectangularUSBconnectorintoyour
computer'srectangularUSBport
•Thedevice couldbedetectedautomaticallybyPCwithout
needing thedriver
Generalinformation
•Build-inDC1.5Vbattery.Thedevicecanbeusednormally
withouthavingtoo changethebatteryforalongperiodof
time
•Thedevice appliestoaccount bynormaloperations,such
as"+,-,*,/,%";memoryoperations,"M+,M-,MR,MC";and
taxcalculationsliketax-set,tax-reference,calculating
beforetax-in,and calculating aftertax-in
•Thecalculatormode(CAL)appliesthenormalcalculator
function.AfterconnectingittoaPCviatheUSBcable,you
cansendtheresultsshowedonLCDtothePCtoeither
input oredit thedata