Chapter 2 Troubleshooting Your Library
Interpreting LEDs
Scalar i2000 User’s Guide 58
Table 6 Drive Sled Status LED
States (UDS-2 and UDS-3)
LED Color Represents Possible States and Explanations
Green Processor status • Solid off — drive sled’s main processor is not operating (or
blade is booting)
• Solid on — drive sled’s main processor is not operating
• Blinks one time every second (1 Hz) — drive sled’s main
processor is operating normally
• Blinks 10 times every second (10 Hz) — identify mode
• Solid on for three seconds, then blinks twice at 1 Hz, and
then repeats — drive sled or drive brick firmware is
downloading
• Blinks three times in three seconds (1 Hz), then pauses
(solid off), and then repeats — drive brick is activating
(varying on)
Amber Health status • Solid off — drive sled’s controller (drive DC to DC
converter [DDC]) is operating normally
• Solid on — drive sled’s DDC has failed
Blue Power control status • Solid off — drive sled is not receiving power
• Solid on — drive brick is powered down; ready to be
replaced (swap mode) or varied on
• Blinks one time every 10 seconds (flash) — drive brick is
powered on; operating normally
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