Asus A88X-PRO A88X-PRO User's Manual - Page 54

ATX power connectors 24-pin EATXPWR; 8-pin EATX12V, Direct connector 2-pin DRCT - power supply

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Chapter 2 8. ATX power connectors (24-pin EATXPWR; 8-pin EATX12V) 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. A88X-PRO EATX12V +12V DC +12V DC +12V DC +12V DC PIN 1 GND GND GND GND EATXPWR +3 Volts +12 Volts +12 Volts +5V Standby Power OK GND +5 Volts GND +5 Volts GND +3 Volts +3 Volts PIN 1 GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 Volts A88X-PRO ATX power connectors • For a fully configured system, we recommend that you use a power supply unit (PSU) that complies with ATX 12 V Specification 2.0 (or later version) and provides a minimum power of 450 W. • Do not forget to connect the 4-pin / 8-pin EATX12 V power plug; otherwise, the system will not boot. • We recommend that you use a PSU with 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. • If you are uncertain about the minimum power supply requirement for your system, refer to the Recommended Power Supply Wattage Calculator at http://support.asus.com/ PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details. 9. Direct connector (2-pin DRCT) This connector is for the chassis-mounted button that supports the DirectKey function. Connect the button cable that supports DirectKey, from the chassis to this connector on the motherboard. A88X-PRO DRCT DRCT GND PIN 1 A88X-PRO DRCT connector Ensure that your chassis comes with the button cable that supports the DirectKey feature. Refer to the technical documentation that came with the chassis for details. 2-34 Chapter 2: Hardware information

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2-34
Chapter 2: Hardware information
Chapter 2
8.
ATX power connectors (24-pin EATXPWR; 8-pin EATX12V)
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.
•
For a fully configured system, we recommend that you use a power supply unit (PSU) that
complies with ATX 12 V Specification 2.0 (or later version) and provides a minimum power
of 450 W.
•
Do not forget to connect the 4-pin / 8-pin EATX12 V power plug; otherwise, the system will
not boot.
•
We recommend that you use a PSU with 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.
•
If you are uncertain about the minimum power supply requirement for your system, refer
to the
Recommended Power Supply Wattage Calculator
PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details.
A88X-PRO
A88X-PRO ATX power connectors
EATXPWR
PIN 1
GND
+5 Volts
+5 Volts
+5 Volts
-5 Volts
GND
GND
GND
PSON#
GND
-12 Volts
+3 Volts
+3 Volts
+12 Volts
+12 Volts
+5V Standby
Power OK
GND
+5 Volts
GND
+5 Volts
GND
+3 Volts
+3 Volts
EATX12V
PIN 1
+12V DC
+12V DC
+12V DC
+12V DC
GND
GND
GND
GND
9.
Direct connector (2-pin DRCT)
This connector is for the chassis-mounted button that supports the DirectKey function.
Connect the button cable that supports DirectKey, from the chassis to this connector on
the motherboard.
Ensure that your chassis comes with the button cable that supports the DirectKey feature.
Refer to the technical documentation that came with the chassis for details.
PIN 1
DRCT
DRCT
GND
A88X-PRO
A88X-PRO DRCT connector