HP 4400 HP Controller Enclosure Power Supply Replacement Instructions (593096-

HP 4400 Manual

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HP Controller Enclosure Power
Supply Replacement Instructions
© Copyright 2008 Hewlett-Packard Development Company, L.P.
Second edition: May 2011
The information in this document is subject to change without notice.
Printed in Puerto Rico
www.hp.com
*593096-001*
About this document
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The information contained herein is subject to change without notice.
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warranty. HP shall not be liable for technical or editorial errors or
omissions contained herein.
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Before you begin
Observe the following precautions when replacing a power supply.
CAUTION:
Removing a power supply significantly changes the air flow
within the enclosure. Both power supplies must be installed for
the enclosure to cool properly. If a power supply fails, leave it
in place in the enclosure until a new power supply is available
to install.
Parts can be damaged by electrostatic discharge. Use proper
anti-static protection. Refer to the documentation that shipped
with your system for additional information.
Port-colored (purple) latches on components like the power supply
means the component is hot-swappable. The power supply can be
removed and replaced without having to power the system down.
There are two power supplies at the rear of the controller enclosure.
See
Figure 1
for the locations.
Your controller enclosure model may vary slightly from what is illus-
trated in this document.
2. Power supply 2 (PS2)
1. Power supply 1 (PS1)
Figure 1 Power supply locations
.
Verifying component failure
Use the following methods to verify component failure:
Analyze any failure messages received. HP Insight Remote Support
Software provides a recommended fault monitoring.
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