Sharp PC-1403 - Troubleshooting and Maintenance

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T h i s op e rat i on w i 11 cle a r a ll t he m e m o r y co n t en t s ( p rogram and da t a ) , so do not
press the RESE T b u tton w it ho u t d epress i ng an y ke y un le ss ab s olut e l y necessary.
Then pre s s one of th e I E N TE R I, CY] , and @:] k e y s .
N o te : If non e of the key s is p resse d f o r abo ut 2 minutes after the abov e di s pl a y , t h e
C OMPUTER is a u toma tic a ll y po w e red off.
I M EMORY ALL CLEAR O . K .? .
If you get no response fro m a ny k e y e v e n w h en th e a bo v e op e ra t ion i s performed , pus h
th e RESET bu tt o n o n ly a n d th e fol l o w i n g me ssage w ill appear o n the display .
Note: When you press the RESET butt o n, k e ep pr e ss i ng it fo r at least 2 or 3 s ec on ds.
If you press the butto n for a s ho rte r d urat i o n , t he R E SE T button m ay n o t be
activated.
Press the RESE T b utton with a po in ted ob j ect s uch a s a ballpoint pen. Do not
use easily broken p oints , s uch a s m ec h an i ca l pencils or the tips of needles, n or
points thicke r than th e hole for t h e b utton.
Ho l d down -- ~
a n y key
Res et bu tt on
To res e t the computer , h o l d down an y k e y on t he key board and simultaneously pre ss
the RESET button on th e b a c k . Th i s p r eserves a l l p rograms and va r iables i n memory .
ALL RESET: Reset butt on. Th is but ton i s u s ed to reset the comp u ter when Clear
( ~ ) or C A i s no t s uff i c i ent t o co rr ect a proble m .
All RESET Button
Introduction to the Compu t e r