Item Components - Indicator,Button, or Connector Icon Descriptionsystem ID button. You can also use the system ID button to reset iDRAC andto access BIOS using the step through mode.3 Status LED indicator panel N/A Indicate the status of the system. For more information, see the Status LEDindicators section.4 Information tag N/A The Information Tag is a slide-out label panel that contains system informationsuch as Service Tag, NIC, MAC address, and so on. If you have opted forsecure default access to iDRAC, the Information tag also contains the iDRACsecure default password.5 USB port 2.0 The USB ports are 4-pin, 2.0-compliant. These ports enable you to connectUSB devices to the system.6 USB port 3.0 The USB port is USB 3.0 compliant.7 Optical drive bay N/A Enable you to install drives that are supported on your system. For moreinformation about drives, see the Technical specifications section.8 Drive slot N/A Enables you to install TBUs for 8x and 16x backplane configurations, or driveblank in the empty drive slot to maintain proper system cooling.9 Physical drives N/A 3.5 inch drives and 2.5 inch drives/SSDs.10 Rack ear N/A Enables you to convert the tower system to a rack system.Related linkStatus LED indicatorsTechnical specificationsStatus LED indicatorsNOTE: The indicators display solid amber if any error occurs.Figure 6. Status LED indicators14 Installation and Service ManualDell EMC PowerEdge T440 overview