Product manual

PSU/Controller
LED
Description
Dirty Cache
Thisashes(longblinks,onandoff)AMBERwhennormal,lightssteady
AMBERwhenthecacheisdirty(unsaveddataintheRAIDcache). Note:
If the Dirty Cache LED lights steady AMBER, do not remove the battery
backup module.
Ifyouinitiatealocatecontrollercommand,thisblinksGREEN(alongwith
theControllerStatusLED)
Fibre Channel Link
(top LED)
LightssteadyGREENforvalidFibreChannellink.Ifthereisnolink,this
lightssteadyRED.
Fibre Channel Speed
FibreChannelportspeedisindicatedbywhichindicatorislit.Oneofthe
threespeedLEDlightssteadyGREENforthecorrespondingspeed,2,4or
8Gb/s.The8Gb/sindicatoristhebottommostLED.
Controller Status
LightssteadyGREENfornormaloperation.SteadyREDindicatesthe
controllerunithasfailed.FlashingREDindicatesthecontrollerisin
maintenancemode.Note: If one controller is in maintenance mode, the
other controller status LED will light steady AMBER.SteadyAMBER
indicatesthereisnofailovercontrolleravailable.
SAS Link/Act
LightssteadyGREENforavalid,blinksGREENwhenthereisdataactivity
ontheconnection.
Battery Backup
(BBU)
LightssteadyGREENwhenthebatteryishealthy.LightssteadyAMBER
whenthereisabatteryproblem.LightssteadyREDwhenthebatteryhas
failed.IfthisLEDisREDorAMBER,replacetheBBUmodule.
Power Supply Status
LightssteadyGREENwhenthePSUfunctionisnormal.SteadyAMBER
indicatesaproblemandSteadyREDmeanstheunithasfailed.
ControLLEr anD PowEr suPPLy LEDs
Fibre Channel Link and Speed
SAS Link
Dirty Cache
Battery Backup
Controller Status
Power Supply
Status
11
Introduction