ASRock FM2A85X Extreme4-M manual Power supply along Pin 1 and Pin, This COM1 header supports

ATX 12V Power Connector

(8-pin ATX12V1) (see p.2, No. 2)

4 8

15

Please connect an ATX 12V power supply to this connec- tor.

	Though this motherboard provides an 8-pin ATX 12V power con-
	nector, it can still work if you adopt a traditional 4-pin ATX 12V
	power supply. To use a 4-pin ATX power supply, please plug your
	power supply along Pin 1 and Pin 5.		4	8
		4-Pin ATX 12V Power Supply Installation
			1	5
Serial port Header			This COM1 header supports
(9-pin COM1)			a serial port module.
(see p.2, No. 30)

Chassis Intrusion Header 1

GND

(2-pin CI1)Signal (see p.2, No. 35)

This motherboard supports CASE OPEN detection which detects whether the chassis cover has been re- moved. This feature requires a chassis with chassis intru- sion detection design.

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ASRock FM2A85X Extreme4-M Motherboard