Ericsson dt590 User Manual
87
BusinessPhone – Cordless DT590
Other Useful Features
Calculator
The DT590 has a calculator that supports general arithmetic
functions such as addition, subtraction, multiplication, and division.
Route: Menu » Toolbox » Calculator
¾
Press.
º
Select the “Toolbox” tab.
º
Ü
Û
Select the menu item “Calculator” and confirm.
¿
Enter digits.
#
Enter for addition.
Or:
##
Enter for subtraction.
Or:
###
Enter for multiplication.
Or:
####
Enter for division.
¿
Enter digits.
Ü
Û
Press to get the results.