First Steps - Texas Instruments TI-80 Manual Book

First Steps

Before beginning the two sample problems, follow the steps on this page to
reset the TI-80 to its factory settings. (Resetting the TI-80 erases all previously
entered data.) This ensures that following the keystrokes in this section
produces the same actions.
1. Press ´ to turn the calculator on.
If the screen is very dark or blank, adjust the display
contrast. Press and release 2, and then press and
hold 8 (to make the display lighter) or press and
hold 7 (to make the display darker). You can press
M to clear the display.
2. Press and release 2, and then press µ. (Pressing
2 gives you access to the
printed at the upper left of the keys.
operation of the µ key.)
2nd
The
MEMORY
3. Press to select
3
The MEMORY RESET
4. Press 2 to select
menu. The calculator is reset, and the
MEM CLEARED
2nd operations, which are
menu is displayed.
from the
RESET...
menu is displayed.
RESET from the
message is displayed.
MEM is the
menu.
MEMORY
MEMORY RESET
x
E
Getting Started 3