1) Turn-on your power supply 2) Plug-in your 24 pin power supply connector to mini tester 3) Check LED light if ON or OFF (+5V, +12V, +3.3V, -5V, -12V, +5VSB, PG) 4) Plug HDD con, check +12V, +5V 5) Remove HDD, plug p4(p6/p8)con, check +12V 6) Remove p4(p6/p8)con, plug FLOPPY con, check +12V, +5V 7) Remove Floppy con, plug SATA con, Check +12V, +5V, +3.3V * Specification 1) Voltage source: 20/24pin(ATX-connector) 2) Voltage test: +12V, +12V, +5V, -5V, +3.3V, 5V Stand by (SB) 12V, power Good(PG) 3) Connectors: Floppy, HDD, CDROM, SATA, 4pin(P4), 8pin(Dual-CPU), 6pin(PCI-Express)
