Asus P5L 1394 Motherboard Installation Guide - Page 49

P5L 1394 ATX Power Connector

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10. ATX power connectors (24-pin EATXPW, 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. • Use of an ATX 12 V Specification 2.0-compliant power supply unit (PSU) that provides a minimum power of 350 W is recommended for a fully-configured system. • DO NOT forget to connect the 4-pin ATX +12 V 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. EATX12V +12V DC GND +12V DC GND EATXPWR +3 Volts P5L 1394 +12 Volts +12 Volts +5V Standby R Power OK Ground +5 Volts Ground +5 Volts P5L 1394 ATX Power Connector Ground +3 Volts +3 Volts Ground +5 Volts +5 Volts +5 Volts -5 Volts Ground Ground Ground PSON# Ground -12 Volts +3 Volts ASUS P5L 1394 2-29

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ASUS P5L 1394
2-29
10. ATX power
connectors (24-pin EATXPW, 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.
•
Use of an ATX 12 V Specification 2.0‑compliant power supply unit
(PSU) that provides a minimum power of 350 W is recommended for
a fully‑configured system.
•
DO NOT forget to connect the 4-pin ATX +12 V 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.
P5L 1394
P5L 1394 ATX Power Connector
EATXPWR
+3 V
olts
+3 V
olts
Ground
+5 V
olts
+5 V
olts
Ground
Ground
Power OK
+5V Standby
+12 V
olts
-5 V
olts
+5 V
olts
+3 V
olts
-12 V
olts
Ground
Ground
Ground
PSON#
Ground
+5 V
olts
+12 V
olts
+3 V
olts
+5 V
olts
Ground
EATX12V
GND
+12V DC
GND
+12V DC