My acer is the same model as yours and does this, chkdsk never get to finish because my files are corruted or something and then I get the crazy blue screen every 1hr 30mn religiously sayone emergency dump not to mention that my down arrow, letter p, the del button and the number 6 on the number ad stoed working all within the last 3 weeks. WTF If you know what I can do please let me know. thanks