4
Redundant Power Upgrade Kit Installation Procedures
Use the following installation information as a guide for installing the upgrade
kit. Also, see the option installation instructions, which are located in the
"Upgrading Your System" Chapter of the User's Guide that come with the
online documentation on the NEC E
XPRESS
B
UILDER
CD-ROM supplied with the
server, or see the "Disassembly and Reassembly" Chapter of the Service Guide.
If additional option installation information is required, read and print it out
from the online document before beginning the upgrade installation.
The upgrade kit adds the following capabilities to the server:
!
redundant power
!
self-contained power supplies that can be easily installed or removed
from the rear of the chassis (hot swappable)
!
interlock switch capabilities
!
hardware monitors (power supply status and dc power status)
!
power presence switch.
The upgrade kit is installed in the following order:
!
prepare the system by removing the original components
!
install the new upgrade components
!
power up and test the installation
Preparing the System
Before installing the upgrade kit, the following components must be removed:
!
server side panels
!
standard power supply and mounting plate
!
power supply retaining bracket
!
power supply blank mounting plate.
Component removal is described in the following paragraphs.
