7-6 Sun StorEdge 3000 Family Installation, Operation, and Service Manual • May 2004
FIGURE 7-5 and FIGURE 7-6 show I/O expansion modules and their LEDs for the Sun
StorEdge 3510 FC expansion
unit and the Sun StorEdge 3511 FC expansion unit.
FIGURE 7-5 I/O Expansion Module for a Sun StorEdge 3510 FC Expansion Unit
FIGURE 7-6 I/O Expansion Module for a Sun StorEdge 3511 FC Expansion Unit
The I/O controller module LEDs and their color definitions are shown in TABLE 7-3.
TABLE 7-3 I/O Controller Module and Battery Module LEDs
LED Purpose LED Color Definition
Battery
Status of battery Solid green – Battery charged
Blinking green – Battery charging
Solid amber – Battery failed
Activity
I/O activity of host
and disk ports
Off – Not busy (no I/O activity)
Blinking green – Busy (active I/O)
Cache
Status of memory
cache
Off – Clean cache
Blinking green – Dirty cache; indicates if data is
in memory and is not written to disk yet
Ethernet link
(active controller)
Status of Ethernet
link
Solid amber – Active link
Off – Inactive connection
RAID controller status
SFP link status
SFP speed
I/O activity
SFP link status
SFP speed
Activity LED
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