Disk-array enclosure expansion
59
EMC® VNX5300™ Hardware Information Guide
Figure 56 3U, 15 (3.5-inch) DAE (front view)
Table 36 describes the Block and File VNX5300 platform DAE and the 3.5-inch disk 
drive status LEDs
1 3.5-inch 6-Gb/s SAS drives or 6-Gb/s NL-SAS 
disk drives
4 Disk drive fault LED (amber)
2 DAE fault LED (amber) 5 Disk drive on/activity LED (green)
3 DAE power on LED (blue)
Table 36 3U, 15 (3.5-inch) DAE and disk drive LEDs
LED Color State Description
DAE fault (location 2) Amber On Fault has occurred
DAE power (location 3) Green On Powering and powered up with 
backend bus running at 2 Gb/s
Blue On Powering and powered up with 
backend bus running at 6 Gb/s
— Off Powered down
Disk drive fault (location 4) Amber On Fault has occurred
— Off No fault has occurred
Disk drive on/activity (location 5) Green On Powering and powered up
Blinking, mostly on Disk drive is on with I/O activity
Blinking at constant 
rate
Disk drive is spinning up or down 
normally
Blinking, mostly off Disk drive is powered up but not 
spinning
Note: This is a normal part of the 
spin-up sequence, occurring during 
the spin-up delay of a slot.
— Off Disk is powered down