ASRock ZH77 Pro3 manual USB 3.0 Header Besides two default USB, Ports on the I/O panel, there is

(9-pin USB8_9)		USB_PWR
(see p.2, No. 24)
			P-9
				P+9
					GND
	1					DUMMY
					GND
				P+8
			P-8
		USB_PWR
USB 3.0 Header							Besides two default USB 3.0
(19-pin USB3_0_1)							ports on the I/O panel, there is
(see p.2, No. 9)							one USB 3.0 header on this
							motherboard. This USB 3.0
							header can support two USB 3.0
							ports.
Infrared Module Header							This header supports an
(5-pin IR1)							optional wireless transmitting
(see p.2, No. 26)							and receiving infrared module.

Consumer Infrared Module Header	This header can be used to
(4-pin CIR1)	connect the remote controller
(see p.2, No. 25)	receiver.

Front Panel Audio Header		GND
(9-pin HD_AUDIO1)			PRESENCE#
				MIC_RET
(see p.2, No. 30)						OUT_RET
	1
						OUT2_L
					J_SENSE
				OUT2_R
			MIC2_R
		MIC2_L

This is an interface for front panel audio cable that allows convenient connection and control of audio devices.

English

1.High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instruction in our manual and chassis manual to install your system.

2.If you use AC’97 audio panel, please install it to the front panel audio header as below:

A.Connect Mic_IN (MIC) to MIC2_L.

B.Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.

C.Connect Ground (GND) to Ground (GND).

D.MIC_RET and OUT_RET are for HD audio panel only. You don’t need to connect them for AC’97 audio panel.

30

ASRock ZH77 Pro3 Motherboard