This article was previously published under Q307154
This article has been archived. It is offered "as is" and will no longer be updated.
When the battery power level of your portable Microsoft Windows XP-based computer is low, the Default Beep sound is played instead of the Low Battery Alarm sound or the Critical Battery Alarm sound that you selected in Sounds and Audio Devices in Control Panel.
A supported hotfix is 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 software update that contains this hotfix.
If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.
Note If additional issues occur or if 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. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.
Windows XP Service Pack 1 or Windows XP Service Pack 2
You must restart the computer after you apply this hotfix.
Hotfix replacement information
This hotfix does not replace any other hotfixes.
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 tool in Control Panel.
Date Time Version Size File name -------------------------------------------------------------- 13-Aug-2004 23:24 5.1.2600.1579 398,848 Licdll.dll 13-Aug-2004 23:00 5.1.2600.1584 482,816 Winlogon.exe 13-Aug-2004 23:01 5.1.2600.2505 502,784 Winlogon.exe
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To work around this problem for the original release version of Windows XP, you can add a registry sub key for both the Low Battery Alarm and the Critical Battery Alarm. To do this, follow these steps.
Click Start, click Run, type regedit, and then click OK.
In the left pane, locate and then right-click the following registry subkey:
Click New, click Key, type Powercfg for the new key name, and then click Enter.
Right-click Powercfg, click New, click Key, type LowBatteryAlarm for the new key name, and then click Enter.
Right-click LowBatteryAlarm, click New, click Key, type .Current for the new key name, and then click Enter..
Right-click .Current, click New, click String Value, type (Default) for the string value name.
Double-click the string value, type the full path of the sound file that you want to play in the Value data box, and then click OK
In the left pane, locate and then click the following registry subkey: