[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [Z] uninterruptible power supply (UPS) Universal Serial Bus (USB) ports 2nd 3rd Unused Recording Time option (Recorder Storage screen) updates software 2nd updating Automatic Update feature upgrades gaming 2nd upgrading 2nd UPS (uninterruptible power supply) USB (Universal Serial Bus) ports 2nd 3rd USB extension cables 2nd |