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18
Connecting Internal Components
After you have installed the mainboard into the system case,
connect the power cable from the case power supply unit to the
mainboard power connector ATX1.
Your case and CPU might have cooling fans attached to provide
adequate ventilation to the system. Connect the CPU fan to the
12-volt connector CPUFAN1. Connect the case fan to the 12-
volt power supply connector CASFAN1. After you have
connected the power supply and the cooling fans, connect the
case switches and indicators to the PANEL1 connectors.