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1. After the emergency situation is over or power is restored, check the expansion
2. After you check for damage, plug in the expansion-unit power cables and turn
3. Check the system documentation for the hardware devices you intend to turn
4. Turn on each device, based on the power-on sequence that is described in the
5. Turn on both power supplies on the back of the expansion unit.
6. Only the power (green) LEDs on the front and back should be on. If one or
7. Use your installed software application as appropriate to check the status of the
System-management software support
The expansion unit provides software alert functions through the system monitor
functions provided in the IBM Director and IBM ServeRAID software.
The following alerts are supported:
v Hard disk drive disabled
v Power supply failure
v Fan failure
v Expansion unit exceeds normal operating temperature
You must use IBM ServeRAID version 6.10.25 or later for your ServeRAID
controller to report status and alerts properly. To download the latest ServeRAID
software, go to http://www.ibm.com/pc/support/.
For up-to-date information about IBM Director software support available for your
expansion unit, go to
http://www.ibm.com/pc/ww/eserver/xseries/systems_management/index.html.
unit for damage. If there is no visible damage, continue with step 2; otherwise,
have your unit serviced.
on the power switches.
on, and determine the proper power-on sequence.
Note: Be sure to turn on the expansion unit before or at the same time you turn
on the server.
documentation that comes with the device.
more of the fault (amber) LEDs are on, see Chapter 5, "Symptom-to-FRU
index," on page 31 for instructions.
expansion unit.
Chapter 1. General information
13
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