Hardware reference guide

14 Chapter 2 DSN-1100 Layout
Figure 2-2. Hard Drive Power and Activity LEDs
Table 2-2. Hard Drive LEDs (for each drive 00 through 04)
LED Color Description
Drive Power Blue ON Drive is powered and operational.
Green Blinking Data being transmitted or received from corresponding SATA drive. Drive Activity
and Fault
Red ON Drive has experienced a fault and is offline
Drive Power LED
Drive Activity and Fault LED