5 . ATX power connectors (20-pin ATXPWR, 4-pin ATX12V)

These connectors are for ATX power supply plugs. The power supply plugs are designed to fit these connectors in only one orientation. Find the proper orientation and push down firmly until the connectors completely fit.

Do not forget to connect the 4-pin ATX +12 V power plug; otherwise, the system will not boot up.

ATXPWR

+12.0Volts +5.0 Volts

+5V Standby +5.0 Volts

Power Good -5.0 Volts

Ground Ground

+5.0 Volts Ground

Ground Ground

+5.0 Volts Power Supply On

Ground Ground

+3.3 Volts -12.0Volts

+3.3 Volts +3.3Volts

ATX12V

P4P8T

Æ

+12V DC

+12V DC

P4P8T ATX power connector

Ground Ground

ASUS S-presso barebone system

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