Asus P5MT-MX C User Manual - Page 50

9. SSI 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 SSI 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 ATX12V1 power plug; otherwise, the system will not boot up. • Use of a PSU with a higher power output is recommended 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. P5MT-MX/C ATXPWR1 24-pin Power Connector ATX12V1 1 +3 Volts +3 Volts +12V DC +12V DC -12 Volts +3 Volts GND GND Ground Ground PSON# +5 Volts ® Ground Ground Ground +5 Volts Ground -5 Volts Ground Power OK +5 Volts +5V Standby +5 Volts +12 Volts +5 Volts +12 Volts Ground +3 Volts P5MT-MX/C ATX Power Connectors 10. Ambient thermal sensor connector (2-pin TRPWR1) If you want additional thermal monitoring, connect the thermal sensor cable with a thermistor (of 1ºK or at 25ºC, B=3435) to this connector. P5MT-MX/C ® 2-30 SYS-THEAMAL2 GND TRPWR1 P5MT-MX/C TRPWR Connector Chapter 2: Hardware information