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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'><o:p> </o:p></span></b></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>Question please for you microprocessor hipsters.  I retired a seven year old desktop and replaced with an HP Pavilion dv7 notebook.  I have plenty of sims that I run on a regular basis, ones that need to run over night.  I ran a new one yesterday (it’s an excel macro) and found that it runs about six times faster than the 7 yr old desktop.  However… after about half an hour it conked.  It didn’t actually crash, in fact excel didn’t even stop.  When I touched the mouse this morning, it resumed right where it left off, but it did nothing all night.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>Is that a feature of laptops?  Can the batteries run down while the thing is plugged in to AC?  Is there any reason why a laptop would not run continuously over night? It put out a lot of heat while it was running: perhaps there is some kind of thermal protection?<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>spike<o:p></o:p></span></p></div></body></html>