02.04.2011., subota
Tips for Acer Aspire One Memory alarm fault
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Fault phenomena: recently,mien Acer Aspire One often need to wait regular intervals times after ac is on. Once boot into Windows XP desktop, pop-up etheric network adapter hardware equipment dialog box, but even put in the original motherboard CD ,it cannot install the driver. The second day, boot again, can't light system, and with long alarm sound. Troubleshooting: according to general processing ideas, Acer One mainboard long ring because of part of memory error, removed memory, seek to rubber to wipe it, reinsert, booting, still a long ring, remove the memory, separately to insert the memory, one to one test , only one with a ringing voice, but show nothing, another is a long ring. Trying to remove CMOS battery for discharge and so on method but all useless. Memory broken? But the author believes that two may not be damaged at the same time. Thinking the solution, not inadvertently found that when on-board flash lights flashed, sound box has been a regular sound, Should power supply be problem? Examining the power, they found a cooling fan didn't even turn. Immediately seek to another good power supply, replacement to the author machine test, everything is back to normal. Failure analysis: later aparted failure power for check, several filter capacitance already summon up, due to capacitance aging, lead to recharge time too long, so causing boot waiting time too long, and because the bad filtering, thus Aspire One appear afore-mentioned fault. |
