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.
A SIM lock, simlock, network lock or subsidy lock is a capability built into GSM mobile phones by mobile phone manufacturers. Network providers use this capability to restrict the use of these phones to specific countries and network providers. SIM lock, simlock, network lock or subsidy lock is a capability built into GSM mobile phones by mobile phone manufacturers. Network providers use this capability to restrict the use of these phones to specific countries and network providers.