2-8 General DescriptionNAMES AND FUNCTIONS OF COMPONENTSNames and functions of components are shown below: ᴾᴾᴾ(1) Front doorThe cover to protect devices in the frontin daily operations: this cover can belocked by the security key shippedtogether.(2) LEDsFor more information, see the descriptionon the front view (page 2-9).(3) Key slotThe slot you insert the security key tounlock the front door.(4) Drive coverThe cover to be detached when removingthe backup device bay.Tower model(1) Front bezelThe cover to protect devices in thefront: this cover can be locked by thesecurity key shipped together.(2) LEDsFor more information, see thedescription on the front view (page2-13).(3) Key slotThe slot you insert the security key tounlock the front bezel.Rack-mount model