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Chapter 1: Product introduction
A8S-XSE
®
A8S-X SE ATX Power Connectors
EATXPWR
ATX12V
+12VDC
GND
+12VDC
GND
+3Volts
+3Volts
Ground
+5Volts
+5Volts
Ground
Ground
PowerOK
+5VStandby
+12Volts
-5Volts
+5Volts
+3Volts
-12Volts
Ground
Ground
Ground
PSON#
Ground
+5Volts
+12Volts
+3Volts
+5Volts
Ground
• 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 power supply unit (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.
• Make sure that your PSU can provide at least the minimum power
required by your system.
4. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V)
These connectors are for an 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.