3.3
1.
(20-pin ATXPWR, 4-pin ATX +12V)
20
P4P8T
P4P8T ATX Power Connector
ATX +12V
ATXPWR
Pentium
4
®
ATXPWR
+12.0Volts
+5V Standby
Power Good
Ground
+5.0 Volts
Ground
+5.0 Volts
Ground
+3.3 Volts
+3.3 Volts
ATX12V
+12V DC
®
COM
3
+12V
+5.0 Volts
+5.0 Volts
-5.0 Volts
Ground
Ground
Ground
Power Supply On
Ground
-12.0Volts
+3.3Volts
+12V DC
COM
3-5