IBM EXN1000, Hardware And Service Manual, Page: 53 / 94

Note: Because module A on the EXN1000 expansion unit is inverted, the
location of the module A LEDs is the inverse of what is shown in the
preceding illustrations.
LED status on the AT-FCX
The following illustration is of the second sheet of the quick reference cards
that come with your EXN1000 expansion unit.
Note: The rest of the second sheet of the quick reference card identifies the
LED status conditions for the ATA disks.
AT-FCX console error messages
The following error messages appear on your N series storage system console
if an SES element on the AT-FCX fails. For information about replacing the
AT-FCX, see “Replacing an AT-FCX module” on page 35.
Figure 8. EXN1000 rear panel quick reference card
Chapter 3. Monitoring the EXN1000 expansion unit
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