Asus P8Z77-V LX User Manual - Page 42

P8Z77-V LX ATX power connectors - power supply requirements

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9. 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. P8Z77-V LX 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 P8Z77-V LX 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. Chapter 2 ASUS P8Z77-V LX 2-23

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ASUS P8Z77-V LX
2-23
Chapter 2
9.
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
com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details.
P8Z77-V LX
P8Z77-V LX ATX power connectors
EATXPWR
PIN 1
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
+12V DC
+12V DC
+12V DC
+12V DC
GND
GND
GND
GND