C-Media CMI8738 User manual

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C-Media CMI8738 4 Channel
Sound Card
User Manual
Ver. 1.00
All brand names and trademarks are properties of their
Respectiveowners.

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Features
zFull-duplex playback and recording. Built-in 16-bit CODEC
zHRTF 3D positional audio, supporting both DirectSound 3D®
& A3D® interface. Also support earphones, two and four
channel speakers mode
zBuilt-in 32 OHM Earphone buffer
zDownloadable Wave Table Synthesizer, supporting Direct
Music®
zPCI Rev. 2.2 compliant with bus mastering modes
zACPI compliant power down management
zSupport Windows® 2000, XP/2003 and Vista
Bus Interface
zPCI Bus 32bit
Package Contents
z1 x C-Media CMI8738 4 Channel Sound Card
z1 x Driver CD
z1 x Manual
Note: Contents may vary depending on the market/country.

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System Requirements
zPentium-class computer with one available PCI slot
zWindows® 2000, XP/2003, Vista
zDirectX 8.1 above is required
Hardware & Software Installation
It is recommended that you remove any previously installed sound card
and drivers prior to installing this 4 Channel Sound Card to avoid any
conflicts. If previously installed drivers are not removed, this 4
Channel Sound Card perhaps not function properly. (Note: If your
computer has on-board sound you will need to disable it on the
motherboard. For more information please see your computer’s
documentation or contact your computer’s manufacturer.)
Installing driver on Windows® 2000/XP/Server 2003/Vista
1. Locate an available PCI slot on your computer, and insert the 4
Channel Sound Card into the slot. Fasten the card to the case
using a screw.
2. Start your PC. Windows® will detect the Sound Card find a
“Multimedia Audio Controller” device. Click the “Cancel”
button to cancel the driver installation for the device at this
moment. The driver for this device will be installed in the next

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step.
3. Place the Driver CD into the CD-ROM drive. Click the Start
button on the taskbar and click Run. Type “D:\SOUND\
CMedia8738\setup.exe”. (Assuming you have placed the CD in
CD-ROM drive labeled as D).
4. Follow any on-screen instructions to complete the software
installation.
5. Restart your system.
6. Once you have rebooted the computer, this 4 Channel Sound card
is ready to be used.
Physical Connections

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The rear panel of this 4 Channel Sound Card has the following jacks:
1. Line In (blue) – Line-In Connect to the audio output port of
stereo
2. Mic In (pink) – Connect to the Microphone (Mono)
3. Front-Speaker (green) – Output to speakers with the amplifier
or earphones or Audio-in of home stereo
4. Rear-Speaker (black) – Connect to the rear speakers while four
channel speakers mode is enabled
In addition to the rear panel jacks, this 4 Channel Sound Card also has
the following internal connection:
TheConnector TheFunction
J1 Analog CD/IN Port(Signals: L-G-G-R)
J2 Analog CD/IN Port(Signals: G-R-G-L)
J3 Aux-in