ASRock 775Twins-HDTV R2.0 Quick Installation Guide - Page 17

HD 8CH I/O accommo - windows 7

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USB 2.0 Header (9-pin USB45) (see p.2 No. 20) Infrared Module Header (5-pin IR1) (see p.2 No. 25) Internal Audio Connectors (4-pin CD1) (CD1: see p.2 No. 29) Front Panel Audio Header (9-pin HD_AUDIO1) (see p.2 No. 27) CD1 HD 8CH I/O accommodates 4 default USB 2.0 ports. If those USB 2.0 ports on the I/O panel are not sufficient, this USB 2.0 header is available to support 2 additional USB 2.0 ports. This header supports an optional wireless transmitting and receiving infrared module. This connector allows you to receive stereo audio input from sound sources such as a CD-ROM, DVD-ROM, TV tuner card, or MPEG card. 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. MIC_RET and OUT_RET are for HD audio panel only. You don't need to connect them for AC'97 audio panel. D. Enter BIOS Setup Utility. Enter Advanced Settings, and then select Chipset Configuration. Set the Front Panel Control option from [Auto] to [Enabled]. E. Enter Windows system. Click the icon on the lower right hand taskbar to enter Realtek HD Audio Manager. Click "Audio I/O", select "Connector Settings" , choose "Disable front panel jack detection", and save the change by clicking "OK". 17 ASRock 775Twins-HDTV Motherboard

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ASRock
775Twins-HDTV
Motherboard
USB 2.0 Header
HD 8CH I/O accommo-
(9-pin USB45)
dates 4 default USB 2.0 ports. If
(see p.2
No. 20)
those USB 2.0 ports on the I/O
panel are not sufficient, this
USB 2.0 header is available to
support 2 additional USB 2.0
ports.
Infrared Module Header
This header supports an
(5-pin IR1)
optional wireless transmitting
(see p.2
No. 25)
and receiving infrared module.
Internal Audio Connectors
This connector allows you
(4-pin CD1)
to receive stereo audio input
(CD1: see p.2
No. 29)
from sound sources such as
a
CD-ROM, DVD-ROM, TV
tuner card, or MPEG card.
Front Panel Audio Header
This is an interface for front
(9-pin HD_AUDIO1)
panel audio cable that allows
(see p.2
No. 27)
convenient connection and
control of audio devices.
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. MIC_RET and OUT_RET are for HD audio panel only. You don’t
need to connect them for AC’97 audio panel.
D. Enter BIOS Setup Utility. Enter Advanced Settings, and then select
Chipset Configuration. Set the Front Panel Control option from
[Auto] to [Enabled].
E. Enter Windows system. Click the icon on the lower right hand
taskbar to enter Realtek HD Audio Manager. Click “Audio I/O”, select
“Connector Settings”
, choose “Disable front panel jack
detection”, and save the change by clicking “OK”.
CD1
English
English
English
English
English