Kguard-security OT series Manuel d'utilisateur télécharger pdf (Page 4)

11. Select ”SYSTEM UPDATE”

12. DVR will show message “System Updating! Please Don’t power off DVR and don’t remove USB

device!” means system upgrade is progressing

※When OT DVR is updating firmware please do not power off DVR or remove USB drive. OT

DVR video will turn off when updating firmware. OT DVR will needs 5-8 minutes to complete

firmware update.

When you hear “BEEP” sound from OT DVR it mean OT DVR firmware update is finished.

Please remove USB drive after you hear “BEEP” sound and power off DVR.

OT DVR will be upgraded completely after finishing above steps.

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Kguard-security OT series Manuel d'utilisateur Page 4