Appendix B: Technical Reference 924
If: Suggested action:
You cannot see anything on
the display.
Press ¥«to darken or ¥|to lighten
the display contrast.
The BATT indicator is
displayed.
Replace the batteries. If BATT is displayed
in reverse text (
), replace the batteries
as soon as possible.
The BUSY indicator is
displayed.
A calculation is in progress. If you want to
stop the calculation, press
´.
The PAUSE indicator is
displayed.
A graph or program is paused and the
TI-89 Titanium / Voyage 200 is waiting for
input; press
¸.
An error message is
displayed.
Refer to the list of error messages in this
module. Press
N to clear.
The TI-89 Titanium /
Voyage 200 does not appear
to be working properly.
Press
N several times to exit any menu
or dialog box and to return the cursor to
the entry line.
— or —
Be sure that the batteries are installed
properly and that they are fresh.
In Case of Difficulty
If you have difficulty operating the TI-89 Titanium /
Voyage™ 200, the following suggestions may help you correct
the problem.
Suggestions
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