Indicator Status Description
A Identification
blue on
server has been highlighted using the ID 
button on the front panel for easy 
identification
blue 
flashing
server has been highlighted using IRMC 
(AVR) when local VGA off for easy 
identification
B
CSS
(Customer Self 
Service)
off no critical event (CSS component)
yellow on prefailure detected (CSS component)
yellow 
flashing
CSS component failure
C
GEL
(Global Error 
LED)
off no critical event (non CSS component)
orange on
prefailure detected (non CSS 
component)
orange 
flashing
non CSS component failure
Possible reasons:
– sensor reports overheating 
– sensor is defective
– CPU error
– software reports an error
F Controller orange on Controller faulty
G CPU orange on CPU faulty
H Memory orange on Memory faulty
I MBC PWR OK green on Power supply ok
K MBC ERROR orange on Power supply error
L Main power green on PWROK
M Standby power yellow on PWROK STBY
NiRMC
green 
flashing
iRMC S4 ok
O Fan orange on Fan faulty
P Battery orange on Battery faulty