Chapter 3. Monitoring The Exn1000 Expansion Unit; Monitoring The Front Operation Panel - IBM EXN1000 Hardware And Service Manual

Chapter 3. Monitoring the EXN1000 expansion unit

This chapter describes how to monitor the EXN1000 expansion unit from the
error messages displayed on the console that is connected to the N series
storage system and identifies the location of the various LEDs on the
EXN1000 expansion unit.
Note: The quick reference cards in the slide-out tray at the base of the
This chapter discusses the following topics:
v "Monitoring the front operation panel"
v "Monitoring the AT-FCX modules" on page 22
v "Monitoring the power supply" on page 24
v "Monitoring the ATA disk" on page 27

Monitoring the front operation panel

The front operation panel has five LEDs and a disk shelf ID display. The
LEDs indicate whether your EXN1000 expansion unit is functioning normally
or there are problems with the hardware. Hardware failure associated with
the front operation panel of the EXN1000 expansion unit can be identified
from the error messages displayed on your N series storage system console.
© Copyright IBM Corp. 2005, 2007
EXN1000 expansion unit describe the functions of each LED on the
EXN1000 expansion unit and the suggested course of action.
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