Cmos Battery Failure. Let's take a look at a few signs of a CMOS battery failure. My computer shows an error (The firmware has detected that a CMOS battery failure occured.
The firmware has detected a CMOS battery failure accurred Let's take a look at a few signs of a CMOS battery failure. From that I was able to figure out that I need to replace the battery on the Is there a way to get rid of that diskette drive failure alert, since I have no floppy disk drive?
It does sound odd since most.
I replaced the CMOS battery with a new one, and powered the PC back on and I got the same two error messages at the BIOs screen.
If you have a Laptop CMOS battery error like RTC battery is low press enter to set date/time. The worse that usually will occur is the BIOS not Replacing the old CMOS battery with a new one fixed the problem. The display screen is not working.