Details of complaint: the biomedical engineer (bme) reported that the central nurse's station (cns) had been showing an "hd (hard drive) port 1" error for about a week.They were advised by nihon kohden technical support (nk ts) to swap the hard drives from hdd 1 to hdd 2, which did not resolve the issue.Then ts walked them through the rebuild process, but that also failed.They tried swapping the hdd's again and restarted the system, but the hdd port error followed the hdd.No patient harm was reported.Service requested / performed: troubleshooting.Investigation summary: the root cause of the issue is due to the end of useful life of the hard drive.Hard drives are routine service components, they are expected to be replaced periodically or as indicated.This is the normal functioning of the device and not a deviation from its intended performance.As such, no capa is warranted.
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