Asus P5M2P-E 4L User Guide - Page 57

9. ATX power connectors (24-pin ATXPWR1, 4-pin ATX12V1) These connectors are for SSI 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. • Use of an ATX 12 V Specification 2.0-compliant power supply unit (PSU) that provides a minimum power of 450 W is recommended for a fully-configured system. • Do not forget to connect the 4-pin or 8-pin ATX +12 V power plug; otherwise, the system will not boot up. • We recommend that you use a PSU with a higher power output when configuring a system with more power consuming devices. The system may become unstable or may not boot up if the power is inadequate. • You must install a PSU with a higher power rating if you intend to install additional devices. ATX12V1 ATXPWR1 +12V DC +12V DC +3 Volts +3 Volts GND GND -12 Volts +3 Volts ® Ground Ground PSON# +5 Volts Ground Ground P5M2P-E/4L Ground +5 Volts Ground -5 Volts Ground Power OK +5 Volts +5V Standby +5 Volts +12 Volts +5 Volts +12 Volts Ground +3 Volts P5M2P-E/4L ATX Power Connector ASUS P5M2(P)-E Series 2-33