Questions & Answers for: acer extensa 5420 cmos battery

...acer extensa 5420 is locked can i replace the chip set on the motherboard will that fix it ?????it went in the pawn shop and came out locked they say they did not mess with it they had the code for ...

It won't power up Cmos Battery may be dead or faulty. Replace and see if that helps. It may need to be soldered. Good Luck.

...Acer Extensa 5420 laptop won't charge. I t works but when I plug in the power cord it does not even say it's plugged in and it doesn't charge. The charge light won't even light up. What can I do? ...

Acer Extensa 5420, started having problems with powering on, now it will not come on at all. when you power it on the lights come on, the fan starts then it just powers back off. Nothing new installed

...acer extensa 5420-5687 so that i can reformat my laptop . thank you i not sure but ill try to help all bios password user enter wrong password 3 time if u get a code send me that code ill send u ...

...not the one who created the password, you will not be able to access the BIOS, for you to be able to reset the password, you need to reset the CMOS battery on the motherboard... Hope this will

Acer Extensa 5420 and the BOOTMGR is missing and I now how to fix it but when I go to boot from a windows 7 cd I have to go to BIOS and there's a password on it which I do not know. When you enter

...acer extensa 5220 The most common way is to remove the CMOS battery and leave it out for anything between 5 minutes to an hour then replace it and restart. You will probably have to open up your ...

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