CMOS Batteries

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RTC CMOS Battery for HP Pavilion ze4500

RTC CMOS Battery for HP Pavilion ze4500

£5.50
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your HP Pavilion ze4500HP Pavilion ze4500 CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for HP Pavilion ze4400

RTC CMOS Battery for HP Pavilion ze4400

£5.50
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your HP Pavilion ze4400HP Pavilion ze4400 CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for HP Pavilion ze4300

RTC CMOS Battery for HP Pavilion ze4300

£5.50
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your HP Pavilion ze4300HP Pavilion ze4300 CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for HP Pavilion ze4200

RTC CMOS Battery for HP Pavilion ze4200

£5.50
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your HP Pavilion ze4200HP Pavilion ze4200 CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for HP Pavilion ze4100

RTC CMOS Battery for HP Pavilion ze4100

£5.50
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your HP Pavilion ze4100HP Pavilion ze4100 CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for HP Pavilion ze2000

RTC CMOS Battery for HP Pavilion ze2000

£5.50
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your HP Pavilion ze2000HP Pavilion ze2000 CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for Lenovo IdeaPad Y400

RTC CMOS Battery for Lenovo IdeaPad Y400

£6.29
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your Lenovo IdeaPad Y400Lenovo IdeaPad Y400 CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for Lenovo IdeaPad Y410P

RTC CMOS Battery for Lenovo IdeaPad Y410P

£6.29
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your Lenovo IdeaPad Y410PLenovo IdeaPad Y410P CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for Lenovo IdeaPad Y430P

RTC CMOS Battery for Lenovo IdeaPad Y430P

£6.29
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your Lenovo IdeaPad Y430PLenovo IdeaPad Y430P CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for Lenovo IdeaPad Y480

RTC CMOS Battery for Lenovo IdeaPad Y480

£6.29
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your Lenovo IdeaPad Y480Lenovo IdeaPad Y480 CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for Lenovo IdeaPad Y485

RTC CMOS Battery for Lenovo IdeaPad Y485

£6.29
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your Lenovo IdeaPad Y485Lenovo IdeaPad Y485 CMOS coin batteries are the highest-quality lithium-ion...
RTC CMOS Battery for Lenovo IdeaPad Y510P

RTC CMOS Battery for Lenovo IdeaPad Y510P

£6.29
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS coin battery for your Lenovo IdeaPad Y510PLenovo IdeaPad Y510P CMOS coin batteries are the highest-quality lithium-ion...

Only the Best CMOS Battery

If the computer starts displaying the wrong date and time at every boot, this is one of the important signs that it is time to change the battery on the motherboard. If that is not carried out in time, then the BIOS simply will not boot, and the PC will not be able to start the OS.


What is a CMOS battery?

For stable operation of the built-in timer and the CMOS chip, which stores all the BIOS configuration, a battery is needed. It supplies power around the clock, even if the system unit is disconnected from the mains. It is located directly on the motherboard, in the most conspicuous place in the round slot.

RTC CMOS battery discharge symptoms

The average working time of a CMOS battery for laptop is five years. But the battery can run out earlier. You can notice this process by the following signs: the time lags behind the set by a couple of minutes - this is the first sign of a malfunction; failure to turn on the computer, the system starts only after turning on F1 - the second and most serious sign of a discharge. If the CMOS battery for motherboard is not replaced in time, then not only the set date and time are reset, but also the BIOS settings, which is especially noticeable for those users who set up the system for themselves. These settings include: download parameters; acceleration of system startup; setting up a video card and coolers; configuring interfaces. The output of a system message is the last sign that the tablet is out of order. Such messages can be: wrong time and date; error in setting or reading CMOS; error of control memory CMOS

How to change computer BIOS battery?

CMOS batteries can be changed by yourself, it is not a complicated process. The main thing is to get the right battery, the one that will fit your laptop or computer. On the site https://rometechcases.com/ suitable computer models are registered for each battery, it will be difficult to make a mistake. If you find it difficult to make the right decision, our support team will be happy to provide you with the assistance you need.