CMOS Memory

CMOS Memory Battery

Is your PC displaying an error about the clock or CMOS? This may be an indication that it is time to replace the CMOS battery on the motherboard. Finding and buying a CMOS memory battery with AtBatt is easy. Browse our selection available CMOS memory batteries. Feel free to Contact Us if you need assistance or if you have any questions locating the replacement you require.

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  1. Replacement Battery for Mitsubishi A6BAT MR-BAT Hitachi LIBAT-H (Lithium)
    $19.79
    Replacement Battery for Mitsubishi A6BAT MR-BAT Hitachi LIBAT-H Learn More
  2. Renata CR2477N Size Lithium Coin Cell Battery - Tear Strip 5 Pack
  3. Renata - CR2450N Long-Life Lithium Button Cell Batteries
  4. Sanyo/FDK CR2032 3V Lithium Button Cell Battery - Bulk
  5. Renata CR2032RV-MFR 3V Lithium Battery - 3-Pin
    $2.24
    Renata CR2032RV-MFR 3V LithiumButton Cells Battery Learn More
  6. Renata CR2032RH MFR Battery with 3 Pin Leads
  7. Renata CR2032 3V Lithium Button Cell Battery - Bulk
  8. Maxell CR2032 3V Lithium Button Cell Battery - 5 Pack
  9. Maxell CR2032 3V Lithium Button Cell Battery - Retail
  10. Sony CR2032HO4 Battery with 3 Pin Horizontal Mount

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How to replace the CMOS battery

The following is a general guideline. If you are unsure how to change the CMOS battery please consult a professional. Refer to your user manual or consult the manufacturer for any questions you have.

1. Boot up your PC and enter it into safe mode.
2. Write down all the setting from various BIOS menus. And then Power off your PC.
3. Open the case locating the battery on the motherboard. Consult your user manual for specification about the battery and its locations.
4. After you have obtained the proper replacement battery, remove your old battery and replace it with the new one.
5. It is a good idea to document the date of replacement for reference.
6. Replace the case and power on.
7. Enter the setup mode of your PC or Notebook.
8. Reenter the setting you have written down from various setup menus.

*Note: When working on your PC or Notebook, remember to properly ground yourself to rid yourself of any static.