Re: Locking a 83
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Re: Locking a 83
The 83 is not different than the 85, this appears to me to be a screw
up that you got unlucky with.
On Tue, 29 Sep 1998 16:44:38 -0500, ToddEStan
<toddestn@nospam.visi.com> wrote:
>By the way today 2 of them were locked up with a Black screen with the
>contrast turned all the way up. Keypresses were useless. However,
>simply taking out a battery and reinserting it reseted them, and they
>appeared fine. All of them I have examined seem to be rom 1.007 or
>something along that line.
>
>Todd
>
>ToddEStan wrote:
>>
>> Well I did press on. Unlike my 85, over a full 20 secs was needed to
>> clear the memory. Usually just a couple of seconds will wipe my 85.
>> Possibly the 83's are different?
>>
>> Todd
>>
>> Freedom wrote:
>> >
>> > On Mon, 28 Sep 1998 16:27:33 -0500, ToddEStan
>> > <toddestn@nospam.visi.com> wrote:
>> >
>> > >A few days ago, a classroom set calculator (ti-83) at my school was
>> > >locked up by one of the students. I decided to do the teacher a favor
>> > >and unlock it. The calculator had a picture of a horse on the screen,
>> > >and the busy indicator was locked up. The calculator didn't respond to
>> > >any key presses. I took out a battery, and put it back in. The
>> > >calculator turned itself back on, and the picture was still there. Only
>> > >after I took a battery and held down ON for a whole 20 secs, the
>> > >calculator said "Mem Reset". To be sure I resetted it again.
>> > >
>> > >What is this? A virus, or a program designed to lock a calculator, or a
>> > >ti-os/basic bug (like the xstat one in the 85)? Any ideas?
>> >
>> > Well, one word...DUH! You are SUPPOSED to press ON to clear the
>> > memory! No virus, just a bug or one-time glitch.
>>
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>>
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