Before Using the Calculator

k Removing the Hard Case

Before using the calculator, slide its hard case downwards

to remove it, and then affix the hard case to the back of

the calculator as shown in the illustration below.

k Turning Power On and Off

  Press O to turn on the calculator.

  Press 1A(OFF) to turn off the calculator.

k Adjusting Display Contrast

1. Press s.

2. Use c to select  CONTRAST:EXE , and then press

E.

This displays the contrast adjustment screen. Use d and

e to adjust display contrast. After the setting is the way

you want, press E.

Important!

  If adjusting display contrast does not improve display

readability, it probably means that battery power is low.

Replace the battery.

E 10