ASRock Q1900B-ITX User Manual - Page 20

Front Panel Audio Header, 3W Audio AMP Output

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Serial ATA2 Connectors (SATA2_1: see p.7, No. 8) (SATA2_2: see p.7, No. 10) SATA2_1 SATA2_2 These two SATA2 connectors support SATA data cables for internal storage devices with up to 3.0 Gb/s data transfer rate. USB 2.0 Headers (9-pin USB4_5) (see p.7, No. 5) USB_PWR PP+ GND DUMMY 1 GND P+ PUSB_PWR Besides three USB 2.0 ports on the I/O panel, there is one header on this motherboard. This USB 2.0 header can support two ports. Front Panel Audio Header (9-pin HD_AUDIO1) (see p.7, No. 14) GND PRESENCE# MIC_RET OUT_RET 1 OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L This header is for connecting audio devices to the front audio panel. 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instructions in our manual and chassis manual to install your system. 2. If you use an AC'97 audio panel, please install it to the front panel audio header by the steps 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 the HD audio panel only. You don't need to connect them for the AC'97 audio panel. E. To activate the front mic, go to the "FrontMic" Tab in the Realtek Control panel and adjust "Recording Volume". English 3W Audio AMP Output Wafer Header (4-pin SPEAKER2) (see p.7, No. 15) 16 Front_RFront_R+ Front_L+ Front_L- 1 Please connect the chassis speaker to this header.

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16
English
Serial ATA2 Connectors
(SATA2_1:
see p.7, No. 8)
(SATA2_2:
see p.7, No. 10)
°ese two SATA2
connectors support SATA
data cables for internal
storage devices with up to
3.0 Gb/s data transfer rate.
USB 2.0 Headers
(9-pin USB4_5)
(see p.7, No. 5)
Besides three USB 2.0
ports on the I/O panel,
there is one header on this
motherboard. °is USB
2.0 header can support
two ports.
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.7, No. 14)
°is header is for
connecting audio devices
to the front audio panel.
3W Audio AMP Output
Wafer Header
(4-pin SPEAKER2)
(see p.7, No. 15)
Please connect the chassis
speaker to this header.
1.
High Definition Audio supports Jack Sensing, but the panel wire on the chassis must sup-
port HDA to function correctly. Please follow the instructions in our manual and chassis
manual to install your system.
2. If you use an AC’97 audio panel, please install it to the front panel audio header by the
steps 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 the HD audio panel only. You don’t need to connect
them for the AC’97 audio panel.
E. To activate the front mic, go to the “FrontMic” Tab in the Realtek Control panel and
adjust “Recording Volume”.
SATA2_1
SATA2_2
DUMMY
GND
GND
P+
P-
USB_PWR
P+
P-
USB_PWR
1
J_SENSE
OUT2_L
1
MIC_RET
PRESENCE#
GND
OUT2_R
MIC2_R
MIC2_L
OUT_RET
Front_L+
Front_R-
Front_R+
Front_L-
1