3
Key print color spec
White print:
Calculator keys
Blue print:
Bluetooth keypad
Common keys:
all numbers, operators, Backspace
and Mode switch
TAX keys
Mode switch key:
Toggle between BT keypad and Calculator
Pairing light LED(blue)
Pair key:
In BT mode, press it for 3-5 seconds until the LED
flashes blue to start the pairing process
Calculator keys explained
CA/ON:
clear all entry, memory and GT; wake up the
Calculator after sleeping
CE/C:
clear entry
R/CM:
clear memory, recall memory
M+:
add to current memory
M-:
subtract from current memory
Send:
send the number displayed on Calculator
screen to the BT connected computer or device
GT:
grand total key
%:
operator, divided by 100
Backspace:
delete the last digit on the right
+/-:
reverse the positive or negative sign on the
displayed number
/:
operator, division
*:
operator, multiplying
+Tax:
add the sales tax to the displayed number and
display the total
-Tax:
subtract the sales tax from the displayed
number and display the total