Turn on power supply plug in a 24-pin power supply connector to mini-tester and check the LED lights tester not only gives voltage readings for each line but also tests other connections such as your floppy drive and peripheralsPrevent accidental damage to a computer also test floppy drive and peripheral connectionsTests 20-pin and 24-pin power [...]

A vital accessory for any computer professional or do-it-yourselfer. Faulty power supply units can put computer performance, component life and data at risk, and they can waste valuable technician time. The MANHATTAN® Digital Power Supply Tester can quickly and easily diagnose a power supply units condition prior to installation or before damage occurs. Professional-Grade Features [...]