ASRock Z77 Extreme9 manual SLI/XFIRE Power Connector, Serial port module

SLI/XFIRE Power Connector

(4-pin SLI/XFIRE_PWR1)
(see p.2 No. 45)	SLI/XFIRE_POWER1

It is not necessary to use this connector, but please connect it with a hard disk power connecor when two graphics cards are plugged to this motherboard.

IEEE 1394 Header	RXTPAM_0
(9-pin FRONT_1394)	GND
	RXTPBM_0
	+12V
(see p.2 No. 32)	GND
	1
	+12V
	RXTPBP_0
	GND
	RXTPAP_0

Besides one default IEEE 1394 port on the I/O panel, there

is one IEEE 1394 header (FRONT_1394) on this motherboard. This IEEE 1394 header can support one IEEE 1394 port.

Serial port Header	This COM1 header supports a
(9-pin COM1)	serial port module.
(see p.2, No. 34)

HDMI_SPDIF Header
(2-pin HDMI_SPDIF1)	1
	GND
(see p.2, No. 35)	SPDIFOUT

English

HDMI_SPDIF header, providing SPDIF audio output to HDMI VGA card, allows the system to connect HDMI Digital TV/ projector/LCD devices. Please connect the HDMI_SPDIF connector of HDMI VGA card to this header.

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ASRock Z77 Extreme9 Motherboard