The Signs of a Bad CMOS Battery. 1  How to Remove a Desktop Battery From the Acer Aspire. 2  How to Replace the CMOS Battery in a Dell Latitude 600. 3  How to Replace a CMOS Battery. 4  How to Clear CMOS on HP Laptops. 5  How to Make a Computer Turn on From the Motherboard.
A summary of near-field communication. Near-field communication (NFC) is a set of communication protocols that enable two electronic devices, one of which is usually a portable device such as a smartphone, to establish communication by bringing them within 4 cm (1.6 in) of each other.
Find out in our essential guide to NFC, and how to use NFC on your smartphone to do useful things. We explain Near Field Communications technology. NFC-aka Near Field Communications-is a feature of many portable devices these days.o when you pop your smartphone into a Google Cardboard VR headset, it is the NFC chip that tells the headset to wake up. Staying in the future other potential uses for NFC include the ability to control devices around your home.