OPERATIONAL DEFECT DATABASE
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Certain Dell Pro desktops may present No POST behavior with the power LED blinking four amber and two white. Affected Platforms: Dell Pro Micro QCM1255Dell Pro Slim QCS1255Dell Pro Tower QCT1255
This is related to the BIOS coding issue.
Updating to BIOS version 1.5.0 or later on the computer resolves the issue. To download and install the BIOS, refer to the Dell BIOS and UEFI Update Download and Installation Guide.
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