The power supply unit (PSU for short) is an important component of any PC. This device converts alternating current (AC) to direct current (DC), which all other components require. This is an ...
A computer power supply converts AC into multiple DC voltages. For example, 12 volts is commonly used for drives, while 3.3v and 5v are used by the chips and other motherboard components.
Locate the power supply. It will be near the port for the computer's power cord ... and its efficiency rating. If you can't find the exact information you want, at least try to find the power ...