Hard drive led states and description – Dell Portable Backup Hard Drive User Manual
Page 12
Advertising
Troubleshooting
12
Hard Drive LED States and Description
LED States
Hard drive activity state
Hard drive LED status
OFF
LED is turned OFF
Hard drive idle
LED glowing at maximum brightness
Hard drive reading/writing data
LED blinking slowly (every 3 seconds)
Hard drive on standby
LED glowing, but with reduced
brightness
Hard drive on hibernate
LED is OFF
Advertising