I also tried removing the battery, and only plugging in the AC adaptor, still nothing when pressing power button. Today, most computers use a coin cell CMOS battery, like the CR2032 battery shown in the picture. I also tried unplugging everything from the motherboard, all IO ports, keyboard, display, power jack, and plugging them back in. Verify it is accessible and can be removed. Open the computer case and find the battery on the motherboard. If not, kick the CPU and call Tech Support. When inside your computer, make sure you are aware of ESD and its dangers. Use key to exit to previous page.ġ4.) At this point the console should reboot, and life will be good. Use keys to select parameters, use / to change parameters. Do NOT load any preferred settings or optimal settings. If it asks to press then do so.ġ2.) Use the attached BIOS document to verify and change all settings.
CHANGE MOTHERBOARD BATTERY WINDOWS
Easy Recovery Essentials for Windows our repair and recovery disk. Wait 5 to 10 minutes Put the battery back in Power on your computer More Information Support Links. I'm not speaking about your motherboard, but I remember one motherboard gave you like 30 seconds to change your battery and be able to keep your settings. If the battery doesn’t move easily, stop following this method to reset the BIOS, go to Method 1 or Method 2. Faulty CMOS battery can cause motherboard to boot abnormally after long periods (>1hr) of no power supply.CAUTION Be careful to stay away from the power supply section, so as not to get zapped!ġ.) Remove the Power Cable from the unit.Ģ.) Remove the outside casing of the unit.ģ.) In the center of the motherboard is a flat disc-type lithium battery (Duracell DL2032 or similar).Ĥ.) Push back the 2 black plastic tabs and lift out the dead one.ĥ.) Push in the replacement battery, ‘+’ side up.Ħ.) Run your fingers through the carpet to find the screws you dropped.ġ1.) While powering up, press and hold the key to get the CMOS screen to appear. Find the battery on your motherboard Remove it. Working motherboard CMOS battery used for > 1.5 years are advice to be replaced. Usually +ve on top side.Ħ) Reboot and check BIOS setting are correctly configured. This is to confirm the motherboard itself is not faulty.Ĥ) Once every thing is checked to work normally, shutdown the motherboard, turn off the power supply to the board on.ĥ) Replace with a new CMOS battery into the allocated area with correct polarity. Save and reboot.ĭO NOT TURN OFF AC POWER SUPPLY and keep power supply switched on.ģ) After the motherboard is reboot check is it resetting normally into the operating system and other hardware working properly.
Go into the BIOS setup and configure to desire settings. CMOS battery is to keep BIOS configuration when ALL power source to the motherboard is cut off.ġ) After the motherboard is powered down and AC power is off, the CMOS battery is removed.Ģ) Turn on AC power supply to the motherboard and reboot.
The battery power is suspected to be empty. The CMOS (complementary metal oxide semiconductor) battery in your computer is used to store your hardware configuration settings. Upon reboot, the BIOS is checked and found to be reset even though a CMOS battery is present. Was troubleshooting a user's motherboard of rebooting every time the AC power is turned off for some time. It is simply a matter of locating the battery on the computers motherboard, removing it, and plugging in a new one.