... Power Supply Tester 2. Voltage source: 20/24pin(ATX-connector) 3. Easy to install and use Computer Power Supply Tester Description ... p4(p6/p8)con, plug FLOPPY con, check +12V, +5V 7) Remove Floppy con, plug SATA con, Check +12V, +5V, +3.3V ... , -5V, +3.3V, 5V Stand by (SB) 12V, power Good(PG) 3) Connectors: Floppy, HDD, CDROM, SATA, 4pin(P4), 8pin(Dual-CPU), 6pin(PCI ...