Using Checked Builds of Windows

Driver developers use the checked build of Microsoft Windows to identify and diagnose operating-system-level problems. In the checked build:

Most checks in the checked build determine whether values in parameters or data structures are within anticipated typical ranges. Successfully debugging drivers with the checked build requires the developer to understand the reason for each failure that the checked build finds.

Checked builds are provided on MSDN Subscriber CDs or from the Subscription area on MSDN.

How to Use Checked Builds

	HOWTO: Enable Verbose Debug Tracing in Various Drivers and Subsystems (314743)
	Installing Just the Checked Operating System and HAL
	Using the Checked Build of Windows

How to Obtain Checked Builds Online

	Subscriber Downloads on MSDN For example, in the Download Directory in the left pane on MSDN Subscriptions, select Platforms > Windows Server 2003 > English > Windows Server 2003 Enterprise Edition - Checked/Debug (English). Install just the Checked Operating System and HAL.
	Windows NT V4 SP6 Checked Build
	Windows 2000 SP4 Checked Build [145 MB] For other Windows 2000 versions, go to: http://www.microsoft.com/windows2000/downloads /servicepacks/SPx/SPxbuild/default.asp where x represents the Service Pack number.
	Windows XP SP1a Checked Build [144 MB]

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