The company service representative examined the system but was unable to replicate the problem reported.Unrelated to the reported event, a software upgrade was performed, and a fan kit was installed.The system was then tested and met all product specifications.The system was manufactured on november 25, 2015.Based on qa assessment, the product met specifications at the time of release.The customer did not retain a cassette pak sample for this complaint report; visual inspection or functional testing could not be conducted.The lot number complaint history and manufacturing record were not reviewed since the lot number was not provided.The root cause of the reported events cannot be determined conclusively.(b)(4).
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