B-4 General Information
8399APXB.DOC TI-83 Intl English, Appendix B Bob Fedorisko Revised: 02/19/01 1:12 PM Printed: 02/19/01 1:41
PM Page 4 of 14
To handle a difficulty, follow these steps.
1. If you cannot see anything on the screen, the contrast
may need to be adjusted.
To darken the screen, press and release y, and then
press and hold } until the display is sufficiently dark.
To lighten the screen, press and release y, and then
press and hold † until the display is sufficiently light.
2. If an error menu is displayed, follow the steps in
Chapter 1. Refer to pages B.5 through B.9 for details
about specific errors, if necessary.
3. If a checkerboard cursor ( # ) is displayed, then either
you have entered the maximum number of characters in
a prompt, or memory is full. If memory is full, press y
[MEM] 2 to select 2:Delete, and then delete some items
from memory (Chapter 18).
4. If the busy indicator (dotted line) is displayed, a graph
or program has been paused; the TI.83 is waiting for
input. Press Í to continue or press É to break.
5. If the calculator does not seem to work at all, be sure
the batteries are fresh and that they are installed
properly. Refer to battery information on pages B.2 and
B.3.
In Case of Difficulty
Handling a
Difficulty