User`s guide

34 007-4834-001
3: Operating Storage Enclosures
Rear Indicator Lights
This section describes the rear indicator lights for the expansion enclosure. Figure 3-3
shows the rear indicators on the expansion enclosure. Controller enclosures have RAID
controller LEDs, but not ESM LEDs.
Figure 3-3 Storage Enclosure Rear Indicator Lights
Table 3-2 describes the rear indicators on the enclosure.
Table 3-2 Storage Enclosure Rear LED Status Information
Callout location Component Light Normal Status Problem Status
1 ESM service action allowed
(OK to remove)
Off On
2ESM Fault Off On
3ESM Power On Off
4Power-Fan CRU PowerOn Off
5Power-Fan CRU Service
Action Allowed (OK to
Remove)
Off On
6 Power-Fan CRU Fault Off On
7 Power-Fan CRU Direct
Current Enabled
On Off