Data Domain: DD3300 enters reboot loop after chassis replacement
Summary: The DD3300 appliance can experience continuous reboots, due to an issue with the PSNT (product serial number tag) programming during manufacturing. This issue may occur when a new DD3300 is being installed at a customer site, or after the DD3300 chassis (motherboard) is replaced with a new one during field service. ...
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Symptoms
The DD3300 appliance can experience continuous reboots due to a mismatch in PSNT (product serial number tag) programming during manufacturing. One of the hardware configuration files has not been properly updated, and can cause the DD3300 to be very unstable. This issue may occur when a new DD3300 is being installed at a customer site, or after the DD3300 chassis (motherboard) is replaced with a new one during field service.
Cause
To resolve this issue, and successfully complete a chassis change, additional steps are required. Please engage Data Domain Support resources to ensure this process is completed after a DD3300 chassis is replaced.
Resolution
Please power off the DD3300 and Contact your support provider for assistance to correct the configuration files.
Affected Products
Data DomainProducts
Data Domain, DD3300 ApplianceArticle Properties
Article Number: 000038962
Article Type: Solution
Last Modified: 21 Jan 2026
Version: 3
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