The DMI ( Desktop Management Interface) manages the integration of various hardware in a computer. If you have more than 1 RAM module, remove the other (maybe one module is defective?).You only need CPU, RAM and Graphic adapter! TV-, Sound-, and Controller cards on your PC-Mainboard (not on Notebooks!). Remove all unnecessary additional hardware like e.g.Check the voltage of your CMOS-Battery (~3V).Repeat the CMOS-Reset and increase the time to clear the CMOS from 15 seconds to a few minutes!.The CMOS-Reset-Button works like a normal CMOS-Reset-Jumper.ĬMOS-Reset did not solved the problem! What can i do? with a paper clip) to reset the CMOS.ĬMOS-Reset-Button: On newer mainboards you'll find different buttons for e.g. Soldered points: Sometimes there is no connector strip and you'll only find 2 soldered points which must be bridged (e.g. To reset the CMOS move the jumper cap to position pins 2+3.Ģ-Pin CMOS-Jumper: Depending on the default position, you have to remove or place the jumper. There should be a label like JBAT1, RTCLR, CLRCMOS, CLRCMS, CMOS_CLEAR, Clear RTC, or similar.ģ-Pin CMOS-Jumper: The connector strip has 3 pins and the default jumper position is pins 1+2 (see picture). In most cases you can find the jumper (green jumper cap, see picture) nearby the CMOS-Battery.
#Reset acer aspire one bios password manual
Read the manual to find out how you can reset the CMOS! Because the procedure can be very different! For instance, most mainboards have to be completely dead, but there are others where you have to reset the CMOS when power is on. Inside the manual there should be a layout drawing which shows the jumper position.
#Reset acer aspire one bios password download
Most mainboard manufacturers have a download section on their websites where you can find the manual of your specific mainboard type.
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