Dell EMC ME4084 Owner's Manual page 34

Fan cooling module LEDs
See Fan cooling module for a visual description of the Fan Cooling Module (FCM) faceplate.
Table 16. FCM LED descriptions
LED Status/description
Module OK Constant green indicates that the FCM is working correctly. Off indicates the fan module has failed. Follow the
procedure in
Fan Fault Amber indicates the fan module has failed. Follow the procedure in
fan controller module..
Ops panel LEDs
The Ops panel displays the aggregated status of all the modules.
Table 17. Ops panel LED descriptions
LED Status/description
Unit ID Usually shows the ID number for the enclosure, but can be used for other purposes, for example, blinking to locate
display enclosure.
Power On/ Amber if the system is in standby. Green if the system has full power.
Standby
Module Fault Amber indicates a fault in a controller module, IOM, PSU, or FCM. Check the drawer LEDs for indication of a disk fault.
Logical Amber indicates a fault from something other than firmware (usually a disk, an HBA, or an internal or external RAID
status controller). Check the drawer LEDs for indication of a disk fault. See
Drawer 0 Amber indicates a disk, cable, or sideplane fault in drawer 0. Open the drawer and check DDICs for faults.
Fault
Drawer 1 Amber indicates a disk, cable, or sideplane fault in drawer 1. Open the drawer and check DDICs for faults.
Fault
CAUTION: The sideplanes on the enclosure drawers are not hot swappable or customer serviceable.
Drawer LEDs
See 5U84 enclosure drawers
Table 18. Drawer LED descriptions
LED Status/description
Sideplane Green if the sideplane is working and there are no power problems.
OK/Power
Good
Drawer Fault Amber if a drawer component has failed. If the failed component is a disk, the LED on the failed DDIC will light amber.
Follow the procedure in
the cause of the failure, and resolve the problem.
CAUTION:
Logical Fault Amber (solid) indicates a disk fault. Amber (blinking) indicates that one or more storage systems are in an impacted
state.
Cable Fault Amber indicates the cabling between the drawer and the back of the enclosure has failed. Contact your service provider
to resolve the problem.
Activity Bar Displays the amount of data I/O from zero segments lit (no I/O) to all six segments lit (maximum I/O).
Graph
34 Troubleshooting and problem solving
Replacing a fan cooling module (FCM)
for a visual description of the Drawer LED inserts located on each drawer bezel.
Replacing a DDIC in a 5U
The sideplanes on the enclosure drawers are not hot swappable or customer serviceable.
to replace the fan controller module.
Replacing a fan cooling module (FCM)
Drawer LEDs.
enclosure. If the disks are OK, contact your service provider to identify
to replace the