A high PT usually means that there is serious liver damage or cirrhosis. Other things to know: Some patients take a drug called Coumadin (warfarin), which elevates the PT for the purpose of thinning the blood. This is not related to having liver disease because it is the Coumadin causing the PT to be high.
A battery backup, or uninterruptible power supply (UPS), is primarily used to provide a backup power source to important desktop computer hardware components.
Smart-UPS 1. Turn off the equipment that is connected to the UPS.2. Disconnect the UPS from its AC (input power) source.3. Press the OFF button on the UPS for approximately five seconds to turn off the DC (battery) power. Expansion chassis.