Texas Instruments TITANIUM TI-89 User Manual page 951

If:
The TI-89 Titanium
appears to be "locked
up" and will not respond
to keyboard input.
The Voyage™ 200
appears to be "locked
up" and will not respond
to keyboard input.
Appendix B: Technical Reference
Suggested action:
The following action clears RAM.
This erases all data, programs, and
user-defined variables, functions, or
folders.
Press and hold ,
A B
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 ·
reinstall the battery.
3. Continue holding
five seconds before releasing.
The following action clears RAM.
This erases all data, programs, and
user-defined variables, functions, or
folders.
Press and hold 2 and
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 ·
reinstall the battery.
3. Continue holding
five seconds before releasing.
, and . Then
2
.
and d as you
· and d for
‚
. Then
.
and d as you
· and d for
952