I. Summary of changes
version 5.12.01.4102.1218

• (New) Support for ThinkPad X23, X24
• (Fix) Possible erasure of pre-existing files contained in \winnt(windows)\drivercache\i386 folder during driver installation.

Click here for a complete list of changes fixed by this driver update.
II. Installation instructions
Caution: This installer supports over installation only. Please leave any existing audio driver as it is. The Windows Service Pack CD, or its equivalent image might be required during installation, depending on your system environment.

1. Logged on to the system (as an administrator)
2. Click Start, click All Programs, click Accessories, then click Command Prompt.
3. Type as follows, where the X: is the full path of the driver location. X:CRYSETUP -S (For example: C:\DRIVERS\WXP\AUDIO\CRYSETUP -S)
4. Press Enter. The installation will be completed without any notification in about 1 minute.
5. Type exit and press Enter to close the Command Prompt Window.

III. Determining which version is installed

1. Click Start, right-click My Computer, click Manage, click Device Manager, then click Sound, video and game controllers.
2. Confirm the Crystal devices: Crystal WDM Audio Codec.
3. Right-click Crystal WDM Audio Codec.
4. Select Properties.
5. Select the Driver tab.
6. Click Driver details.
7. Confirm that the last 4 digits of the Driver Version is 4102.