Texas Instruments TI-89 Titanium User Manual

Appendix B: Technical Reference 925
If: Suggested action:
The TI-89 Titanium appears
to be “locked up” and will not
respond to keyboard input.
The following action clears RAM. This
erases all data, programs, and user-
defined variables, functions, or folders.
Press and hold
A, B, and 2. Then
press and release
´.
The following action clears RAM and
Flash ROM. This erases all data,
programs, user-defined variables,
functions, folders, Flash applications, and
the user data archive.
1. Remove one of the four AAA batteries.
2. Press and hold
· and d as you
reinstall the battery.
3. Continue holding
· and d for
five seconds before releasing.
The Voyage™ 200 appears
to be “locked up” and will not
respond to keyboard input.
The following action clears RAM. This
erases all data, programs, and user-
defined variables, functions, or folders.
Press and hold
2 and ‚. Then press
and release
´.
The following action clears RAM
and
Flash ROM. This erases all data,
programs, user-defined variables,
functions, folders, Flash applications, and
the user data archive.
1. Remove one of the four AAA batteries.
2. Press and hold
· and d as you
reinstall the battery.
3. Continue holding
· and d for five
seconds before releasing.
Note: Correcting a “lock up”
will reset your
TI-89 Titanium
/
Voyag
e
200 and clear its
memory.

Texas Instruments TI-89 Titanium Specifications

General

Brand	Texas Instruments
Model	TI-89 Titanium
Category	Calculator
Language	English