ASROCK H55 Pro Manual Del Usuario página 24

Internal Audio Connectors
(4-pin CD1)
(CD1: see p.2 No. 33)
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.2 No. 32)
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.
E. Enter BIOS Setup Utility. Enter Advanced Settings, and then select
Chipset Configuration. Set the Front Panel Control option from
[Auto] to [Enabled].
System Panel Header
(9-pin PANEL1)
(see p.2 No. 24)
Chassis Speaker Header
(4-pin SPEAKER1)
(see p.2 No. 14)
Power LED Header
(3-pin PLED1)
(see p.2 No. 25)
2 4 2 4 2 4
2 4 2 4
This connector allows you
CD1 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.
This header accommodates
several system front panel
functions.
Please connect the chassis
speaker to this header.
Please connect the chassis
power LED to this header to
indicate system power status.
The LED is on when the system
is operating. The LED keeps
blinking in S1 state. The LED is
off in S3/S4 state or S5 state
(power off).
ASRock H55 Pro Motherboard