ASRock Z87 OC Formula manual PWR1, This COM1 header supports a serial port module

Z87 OC Formula/ac / Z87 OC Formula

ATX 12V Power Connector (8-pin ATX12V1) (see p.1 or 2, No. 1) (8-pin ATX12V3) (see p.1 or 2, No. 2)

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This motherboard pro- vides an 8-pin ATX 12V power connector. To use a 4-pin ATX power supply, please plug it along Pin 1 and Pin 5.

SLI/XFIRE Power	Please connect this
Connector	connector with a hard
(4-pin SLI/XFIRE_	disk power connector
PWR1)	when two graphics cards
(see p.1 or 2, No. 39)	are installed on this
	motherboard.

Serial Port Header (9-pin COM1)

(see p.1 or 2, No. 38)

RRXD1

DDTR#1

DDSR#1

CCTS#1

1 RRI#1

RRTS#1

GND

TTXD1

DDCD#1

This COM1 header supports a serial port module.

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