The optical disk drive is intermittently not displayed on a ThinkPad X300 computer that is running Windows Vista

The optical disk drive is intermittently not displayed on a ThinkPad X300 computer that is running Windows Vista

Article ID : 953834
Last Review : June 6, 2008
Revision : 1.0
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SYMPTOMS

Consider the following scenario:

• On a ThinkPad X300 computer that is running Windows Vista, you enable the Disable optical drive option on the Power Management tab.
• You leave the system idle for more than 10 minutes, and the optical disk drive turns off.
• You perform a suspend-and-resume cycle or a hibernate-and-wake cycle on the computer.

In this scenario, the computer’s optical disk drive is intermittently not displayed in My Computer or in Device Manager.

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CAUSE

This problem occurs because of a bug in the Ataport.sys file.

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RESOLUTION

Hotfix information

A supported hotfix is now available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Windows Vista service pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451 (http://go.microsoft.com/?linkid=6294451)

Note If additional issues occur or any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. To create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support (http://support.microsoft.com/contactus/?ws=support)

Prerequisites

There are no prerequisites for installing this hotfix.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows Vista, x86-based versions
File name File version File size Date Time Platform
Aliide.sys 1.2.0.0 17,464 31-May-2008 06:51 x86
Amdide.sys 6.0.6000.20846 17,976 31-May-2008 06:51 x86
Atapi.sys 6.0.6000.20846 21,560 31-May-2008 06:52 x86
Ataport.sys 6.0.6000.20846 110,136 31-May-2008 06:52 x86
Cmdide.sys 2.0.7.0 19,000 31-May-2008 06:52 x86
Intelide.sys 6.0.6000.20846 17,976 31-May-2008 06:51 x86
Msahci.sys 6.0.6000.20846 28,216 31-May-2008 06:52 x86
Mshdc.inf Not applicable 47,986 31-May-2008 01:36 Not applicable
Pciide.sys 6.0.6000.20846 15,928 31-May-2008 06:51 x86
Pciidex.sys 6.0.6000.20846 45,112 31-May-2008 06:52 x86
Viaide.sys 5.1.3790.150 20,024 31-May-2008 06:52 x86
Windows Vista with Service Pack 1, x86-based versions
File name File version File size Date Time Platform
Aliide.sys 1.2.0.0 17,464 31-May-2008 07:22 x86
Amdide.sys 6.0.6001.22191 17,976 31-May-2008 07:42 x86
Atapi.sys 6.0.6001.22191 21,560 31-May-2008 07:22 x86
Ataport.sys 6.0.6001.22191 110,136 31-May-2008 07:44 x86
Cmdide.sys 2.0.7.0 19,000 31-May-2008 07:41 x86
Intelide.sys 6.0.6001.22191 17,976 31-May-2008 07:22 x86
Msahci.sys 6.0.6001.22191 28,728 31-May-2008 07:41 x86
Mshdc.inf Not applicable 47,458 31-May-2008 01:37 Not applicable
Pciide.sys 6.0.6001.22191 16,440 31-May-2008 07:44 x86
Pciidex.sys 6.0.6001.22191 45,112 31-May-2008 07:25 x86
Viaide.sys 5.1.3790.150 20,024 31-May-2008 07:44 x86
Windows Vista with Service Pack 1, IA-64-based versions
File name File version File size Date Time Platform
Aliide.sys 1.2.0.0 22,072 31-May-2008 07:18 IA-64
Atapi.sys 6.0.6001.22191 38,456 31-May-2008 07:19 IA-64
Ataport.sys 6.0.6001.22191 308,280 31-May-2008 07:20 IA-64
Cmdide.sys 2.0.7.0 29,752 31-May-2008 07:19 IA-64
Intelide.sys 6.0.6001.22191 24,120 31-May-2008 07:18 IA-64
Msahci.sys 6.0.6001.22191 61,496 31-May-2008 07:19 IA-64
Mshdc.inf Not applicable 45,126 31-May-2008 01:36 Not applicable
Pciide.sys 6.0.6001.22191 21,048 31-May-2008 07:18 IA-64
Pciidex.sys 6.0.6001.22191 111,672 31-May-2008 07:19 IA-64
Viaide.sys 5.1.3790.150 31,288 31-May-2008 07:17 IA-64
Windows Vista, x64-based versions
File name File version File size Date Time Platform
Aliide.sys 1.2.0.0 18,488 31-May-2008 07:49 x64
Amdide.sys 6.0.6000.20846 18,488 31-May-2008 07:28 x64
Atapi.sys 6.0.6000.20846 22,584 31-May-2008 07:28 x64
Ataport.sys 6.0.6000.20846 124,984 31-May-2008 07:28 x64
Cmdide.sys 2.0.7.0 20,536 31-May-2008 07:49 x64
Intelide.sys 6.0.6000.20846 19,512 31-May-2008 07:50 x64
Msahci.sys 6.0.6000.20846 30,264 31-May-2008 07:29 x64
Mshdc.inf Not applicable 48,146 31-May-2008 01:36 Not applicable
Pciide.sys 6.0.6000.20846 15,928 31-May-2008 07:50 x64
Pciidex.sys 6.0.6000.20846 51,256 31-May-2008 07:29 x64
Viaide.sys 5.1.3790.150 20,536 31-May-2008 07:30 x64
Windows Vista with Service Pack 1, x64-based versions
File name File version File size Date Time Platform
Aliide.sys 1.2.0.0 18,488 31-May-2008 07:22 x64
Amdide.sys 6.0.6001.22191 18,488 31-May-2008 07:22 x64
Atapi.sys 6.0.6001.22191 22,584 31-May-2008 07:22 x64
Ataport.sys 6.0.6001.22191 124,984 31-May-2008 07:23 x64
Cmdide.sys 2.0.7.0 20,536 31-May-2008 07:22 x64
Intelide.sys 6.0.6001.22191 19,512 31-May-2008 07:22 x64
Msahci.sys 6.0.6001.22191 31,288 31-May-2008 07:22 x64
Mshdc.inf Not applicable 47,618 31-May-2008 01:38 Not applicable
Pciide.sys 6.0.6001.22191 16,440 31-May-2008 07:24 x64
Pciidex.sys 6.0.6001.22191 51,256 31-May-2008 07:24 x64
Viaide.sys 5.1.3790.150 20,536 31-May-2008 07:27 x64

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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the Applies to section.

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

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APPLIES TO
• Windows Vista Service Pack 1
• Windows Vista Business
• Windows Vista Enterprise
• Windows Vista Home Basic
• Windows Vista Home Premium
• Windows Vista Starter
• Windows Vista Ultimate
• Windows Vista Business 64-bit Edition
• Windows Vista Enterprise 64-bit Edition
• Windows Vista Home Basic 64-bit Edition
• Windows Vista Home Premium 64-bit Edition
• Windows Vista Ultimate 64-bit Edition

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Keywords: 
kbexpertiseinter kbhotfixserver kbqfe KB953834

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Microsoft Knowledge Base Article

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