What’s CMOS and The way to Reset

What’s CMOS

CMOS (Complementary Steel-Oxide-Semiconductor) is a sort of expertise utilized in digital units equivalent to computer systems, smartphones, and digital cameras. It’s a kind of semiconductor that permits for low energy consumption, excessive pace, and compact measurement.

In a pc, the CMOS is a small battery-powered chip that shops vital system data such because the date, time, and {hardware} configuration. It’s used to maintain observe of the BIOS (Primary Enter/Output System) settings, which management how the pc interacts with its {hardware} parts. With out the CMOS chip, a pc wouldn’t be capable of begin up appropriately as a result of it couldn’t retailer that very primary knowledge.

Typically, the chip might turn out to be corrupted, resulting in errors within the system’s {hardware} configuration. This may end up in points equivalent to incorrect date and time, error messages throughout startup, and system crashes. To repair these points, it’s possible you’ll must reset the CMOS chip.

Resetting the CMOS chip includes clearing all the info saved in it, together with the BIOS settings. This may revert the system to its default {hardware} configuration, which might repair any errors brought on by a corrupted CMOS chip.

The way to Reset CMOS

To reset the CMOS chip, you will want to observe these steps:

Step 1: Flip off your laptop and unplug it from the facility supply.

Step 2: Open the pc case and find the CMOS battery. It’s normally a small silver disk-shaped battery situated on the motherboard.

Step 3: Take away the battery by gently pushing down on the retaining clip and pulling it out of its socket.

Step 4: Watch for 10-Quarter-hour to make sure that all the info saved within the chip is cleared.

Step 5: Reinsert the battery again into its socket, ensuring that it’s inserted appropriately.

Step 6: Shut the pc case and plug within the energy supply.

Step 7: Flip in your laptop and enter the BIOS setup utility by urgent the designated key throughout startup. The important thing might differ relying on the pc’s producer, however it’s normally F2, F10, or Del.

Step 8: As soon as within the BIOS setup utility, you will want to reconfigure the system’s {hardware} settings to your most popular configuration. This will embody setting the date and time, choosing the boot gadget, and configuring the CPU and reminiscence settings.

Conclusion

The CMOS expertise is an integral part of recent digital units, permitting for quicker, extra environment friendly, and extra dependable efficiency. If you happen to expertise points together with your laptop’s {hardware} configuration, resetting the CMOS chip could also be a helpful troubleshooting step. Nonetheless, it is very important observe that resetting the CMOS chip will clear all the info saved in it, together with the BIOS settings. Due to this fact, it’s important to backup your BIOS settings earlier than resetting  to keep away from dropping any vital configuration knowledge.

The next two tabs change content material beneath.

This content material was written by the skilled Velocity Micro workers.