Replace or DIY CMOS battery on DELL Studio XPS Laptop

CMOS (complementary metal-oxide-semiconductor) is the term usually used to describe the small amount of memory on a computer motherboard that stores the BIOS settings on computer whether is desktop or laptop. The CMOS is usually powered by a CR2032 cell battery, referred to as the CMOS battery.

Incorrect or slow system date and time and loss of BIOS settings are major signs of a dead or dying CMOS battery. Replacing them is as easy as swapping out the dead one for a new one.

For desktop motherboard, once we open up the casing, we can see the cmos battery on the motherboard.

Unlike desktop, laptop motherboard is different, where the cmos battery is connected to motherboard via connector. For DELL studio XPS model, once your open up the casing, u will see the cmos battery.
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Some laptop repair shop selling cmos battery with connector… But the price is very expensive…I’ve brought the cmos battery from DELL authorized service shop… They charged me RM60 for the battery, additional RM20 for installation…Plain cmos battery only cost less than few riggint…Thus u can save a lots if you DIY the battery yourself…
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