Casio FX 2.0 User Guide - Page 4

5. Press m. • If the Main Menu shown to the right is not on the display, press the P button on the back of the calculator to perform memory reset. P button * The above shows the ALGEBRA FX 2.0 PLUS screen. 6. Use the cursor keys (f, c, d, e) to select the SYSTEM icon and press w, then press 2( ) to display the contrast adjustment screen. 7. Adjust the contrast. • The e cursor key makes display contrast darker. • The d cursor key makes display contrast lighter. • 1(INIT) returns display contrast to its initial default. 8. To exit display contrast adjustment, press m. 20010102