Intel-based Mac: Startup issues after using unsupported version of Windows installer via Boot Camp
An Intel-based Mac may not be able to start up after attempting to install an unsupported version of Microsoft Windows XP via Boot Camp. In this situation, your Intel-based Mac may not be able to start from Mac OS X even if you hold the Option key during startup, and the hard disk may not be accessible in FireWire Target Disk Mode.
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Please check your version of Microsoft Windows carefully before attempting to install it via Boot Camp. These versions of Windows are supported on Intel-based Macs with Boot Camp (the issue does not occur with these):
Microsoft Windows XP Home or Professional Service Pack 2
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