17.3.2 Connectors and indicators on the I/O panel
17.3.2.1 I/O panel connectors
Figure 292: PRIMERGY RX2520 M1 rear
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 Standby power yellow on voltage ok
G Main power green on voltage ok
H iRMC
green
flashing
iRMC S4 ok
I MBC green on power supply OK
K MBC orange on power supply error
Indicator Status Description
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