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Preliminary Driver Notes
April-21-1999
ALPHA 'A'
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Crystal ALPHA 'A' VxD Audio Driver Version 4000
For Windows 9x
Audio Devices : CS4299
CS4297 (for testing purposes only)
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This document contains the following:
1.0 Working Features
2.0 Known Issues and Limitations
3.0 Copyright and Trademarks
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1. Working Features
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1. Wave playback (all formats)
2. Wave capture (all formats)
3. S/P DIF
4. 3D control provided in the mixer panel
5. Simultaneous wave playback/capture (full duplex)
6. Mixer output controls
7. Mixer input control
8. AVI playback
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2. Known Issues and Limitations
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1. Fast forwarding controls can cause a system crash.
2. Clicks/pops during playback.
3. The record volume levels are too high.
4. Changing settings dynamically causes the system to hang.
5. Disabling/re-enabling the CODEC causes the system to be disabled (Yellow mark).
6. ACT failures.
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3. Copyright and Trademarks
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All brands and product names noted herein are the property or trademarks of
their respective holders.
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Cirrus Logic, 1999
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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.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.