How to replace the CMOS battery
Hope There unit several reasons the CMOS battery should get replaced in your laptop computer. This page provides information on why you’d would really like a replacement, and additionally the steps to repair it.
Why do i’d wish to interchange my CMOS battery? Computer is losing its time or date settings. An error or alert message, similar to the subsequent, is displayed once the computer boots. CMOS browse Error CMOS substantiation Error CMOS Battery Failure System battery voltage is low If any of the issues or messages on high of unit encountered, you almost certainly have to be compelled to replace the CMOS battery. the strategy to interchange it’s elaborate inside the subsequent sections.
Locate your CMOS battery Caution When inside your laptop computer, make sure you are aware of ESD and its dangers. CMOS battery Open the computer case and notice the battery on the motherboard. Verify it’s accessible and can be removed. Today, most computers use a coin cell CMOS battery, similar to the CR2032 battery shown inside the image. How do I open my laptop computer case? Tip Some CMOS batteries is additionally command down by a metal clip or bar. The battery square measure usually removed by slimy it out from beneath the clip. do not bend this clip to induce the battery out, as a bent clip could result inside the new battery not staying inside the socket.
If you’ll not realize the CMOS battery, sit down with the motherboard documentation or contact the computer manufacturer. If you not have the documentation for the motherboard, it’s most likely you may understand it on-line. Note With some computers, you may have to be compelled to disconnect cables, subtract drives, or subtract totally different parts of the computer to induce full access to the CMOS battery. Obtain battery information. Once you’ve settled the battery, we tend to tend to advocate you write down its specifications (voltage, chemistry, wiring). If potential, subtract the battery and take it to a retail location.
Removing the battery If your laptop computer uses a coin cell battery, removing the battery is relatively easy. If your computer’s motherboard has this clip, you may have to be compelled to use one hand to maneuver the clip up and additionally the various hand to tug the battery out. Caution When inside your laptop computer, make sure you are aware of ESD and each one its potential dangers. Unfortunately, not all CMOS batteries unit removable. Some manufacturers alone modify a replacement battery to be additional .
If your laptop computer does not have a coin cell battery, sit down together with your documentation or contact your laptop computer manufacturer for any facilitate. If your computer’s motherboard does not have a removable battery, you want to line a jumper on the motherboard to place within the new battery. Insert the new battery After obtaining a replacement battery, subtract the previous battery and replace it with the new battery.
Some computers won’t have a removable battery, for these computers insert the new battery into the secondary battery socket on the motherboard. Enter CMOS values Once the battery has been replaced, activate the computer and reset the CMOS values to the defaults. once the values have all been entered, explain to save countless the settings before exiting. many CMOS setups modify you to press a key, like F10, {to save|to save countless|to avoid wasting} lots of values and exit with one action. How to reset CMOS or BIOS settings. Bad hardware If you continue to receive the error once following all the steps on high of, {this is|this is usually|this can be} often an indication of a extra serious issue.
the foremost most likely causes unit unhealthy|a nasty|a foul} power offer or unhealthy motherboard. you may have to be compelled to explore substitution the power offer or the motherboard to resolve the issue. At now, we’d advocate taking your laptop computer to a laptop computer search to possess them diagnose the issue.
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