release notes: Date: 2002/10/014 Version: 4.10.00.000Bb Driver description: The C-Media cm9738 driver is working on the NT4.0 with Ali5451 and Sis7018 chipsets. It consists seven files: IAC97U4.DLL // ac97 user mode driver IAC97K4.SYS // ac97 kernel mode driver OEMSETUP.INF // installation inforamtion SMIDI32.DLL // midi library WAVE.DAT TABLE.DAT CMINT40.INI Modification: - Enable Master Volume Boost function. - Support midi out function, and dynamic checking midi library is existed or not. 2002/07/12 - Let silence if the scale of Internal CD-In/ Line-In is setting to min. 2002/07/24 - Fixed a bug: abnormal noise occurred on mic recording with 22.05kHz/single channel. 2002/07/30 - Fixed a bug: Move the balance of master volume to left and CD-In's to right most, it should be silence. 2002/08/02 - Fixed a bug: Master Volume Constrol 2002/08/19 - Adjust Volume's gain value 2002/08/28 - Provide Cmint40.ini file to identify the special motherboard IDs and their features. - Fixed a bug: Let CD-In volume control smoothly in cmi9738. 2002/10/01 - Unify the codec's output string to "C-Media AC97 xxxx" (ex. Mixer/Wave Out/Stereo In/Midi Out). - Fixed a bug: Mic Boost enable function. - Fixed a bug: Cmi9739: Master/Waveout volume control. 2002/10/01 -Fixed a bug: Moving Waveout Volume when Mater volume is mute on Cmi9739.Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
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