9-22 Upgrading Your Server
Replacing a Failed Power Supply Unit
Replace only a failed power supply unit.
CAUTION
Observe the following instructions to use the server safely. Failure to follow
these instructions may cause a fire, personal injury, or property damage.
See pages 1-4 to 1-11 for details.
Failure to follow this warnings may cause an electric shock.
IMPORTANT:
Do not remove a power supply unit operating
normally.
NOTE:
If one power supply unit fails while the server contains two
power supply units in a redundant configuration, the failed power
supply unit can be replaced with the system operating (power-on state).
(Skip step 1.)
1.
Locate the failed power supply unit by the AC POWER LED on the rear of each power
supply unit. (The LED of the failed power supply unit is lit amber or flashing amber.)
2.
Shutdown the system, and press the POWER switch to turn off the power.
3.
Disconnect the power cord from the failed power supply.
4.
Hold the handle of the failed power supply.
5.
While pressing the lever, pull the power supply to remove it from the chassis.
1
2
6.
If operating the server with a single power supply unit without installing a new one, install
the cover you removed in step 2 of installation procedure.
IMPORTANT:
To maintain the cooling effect in the server, install the
blank cover in the vacant slot.
7.
Install the new power supply unit taking steps 3 to 7 of "Installation", and confirm that the
power supply unit is installed normally.
Lever
Summary of Contents for Express5800/R120b-1
Page 20: ...Notes on Using Your Server 1 3 3 5 inch disk model...
Page 87: ...3 24 Setting Up Your Server This page is intentionally left blank...
Page 268: ...6 14 Installing and Using Utilities Windows Server 2003...
Page 296: ...7 14 Maintenance This page is intentionally left blank...
Page 350: ...8 54 Troubleshooting When you use a remote console 6 Each tool is selected and it starts...
Page 438: ...9 82 Upgrading Your Server This page is intentionally left blank...
Page 450: ...C 2 IRQ This page is intentionally left blank...
Page 474: ...D 24 Installing Windows Server 2008 R2 4 Activate Windows The Windows activation is complete...
Page 504: ...E 28 Installing Windows Server 2008 4 Activate Windows The Windows activation is complete...
Page 564: ......
Page 566: ...H 2 Using a Client Computer Which Has a CD Drive This page is intentionally left blank...
Page 576: ...I 10 Accessing Power and Performance Data This page is intentionally left blank...
Page 580: ...J 4 Product Configuration Record Table This page is intentionally left blank...