Rexus PST-2 20/24pin Power Supply Tester Specifications: Test for: Tests 20-pin and 24-pin power supplies Tests SATA power Tests Pentium 4 power connector Tests PCI-Express power connectors Tests Xeon power connectors Tests Floppy drive connectors Tests standard 4-pin power supply connectors Tests for +3.3V, -12V, PG, +5VSB, +12V, -5V, +5V outputs Note: The -5V DC output is took off from Intel ATX12V design guide since the 1.2 version. 1. The -5V usage was for last generation ISA slot. But the old ISA had been phased out since 1993~1994. 2. Neither P3 nor P4 systems will need -5V output.
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