APC SGI 15000 RAID - Manual (Page 134)

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8.3.5 Front Panel Drive Activity Indicators
The Front Panel Drive Activity Indicators show the aggregated status of all the modules. This panel and
its associated LEDs are shown in
Figure 8–1 . The Display Panel LEDs are defined in Table 8–5 .
REAR Enclosure Green SAS Link
Activity ON when a valid link is present on any of
the 4 links of the 4-wide port.
OFF when none of the 4 links of the 4-
wide port have a valid connection.
REAR Enclosure Amber SAS Link Fault ON when a fault is present on any of the 4
links of the 4-wide port.
OFF when none of the 4 links of the 4-
wide port have a fault.
Table 8–4 I/O LEDs
Figure 8–1 Front Panel Drive Activity Indicators Panel
Table 8–5 Display Panel LEDs
ICON LABEL COLOR Definition Normal Behavior
Shelf Identify BLUE enclosure Identity ON-SES is sending an identity
command.
OFF-SES is NOT sending an
identity command
System Fault AMBER Enclosure Fault ON-one or more components
within enclosure have failed. A
service action is required. Exact
failed component has its own
amber fault LED lit.
OFF-no detectable faults
System Power GREEN Enclosure
Powered ON ON - DC power is present
OFF - DC power is NOT present
LED does NOT flash under
normal operating conditions.