IBM 7945E2U User Manual - Page 142

Installing a ServeRAID SAS controller battery on the remote battery tray

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Installing a ServeRAID SAS controller battery on the remote battery tray Note: For brevity, in this documentation the Intelligent Battery Backup Unit (iBBU) is often referred to as the battery. When you install a ServeRAID SAS controller in a PCI riser-card assembly in the server, you must install the battery at a distance from the ServeRAID controller to avoid overheating. This section describes the process for installing a battery or batteries in the server. To install a battery, complete the following steps: 1. Read the safety information that begins on page vii and "Installation guidelines" on page 37. 2. Turn off the server and peripheral devices and disconnect all power cords and external cables (see "Turning off the server" on page 22). 3. Remove the cover (see "Removing the cover" on page 44). 4. Remove the PCI riser-card assembly from the server and set it aside (see "Removing a PCI riser-card assembly" on page 45). 5. Remove the ServeRAID controller from the riser card (see "Removing a PCI adapter" on page 56). 126 System x3650 M3 Types 4255, 7945, and 7949: Installation and User's Guide

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Installing a ServeRAID SAS controller battery on the remote battery
tray
Note:
For brevity, in this documentation the Intelligent Battery Backup Unit (iBBU)
is often referred to as the
battery
.
When you install a ServeRAID SAS controller in a PCI riser-card assembly in the
server, you must install the battery at a distance from the ServeRAID controller to
avoid overheating. This section describes the process for installing a battery or
batteries in the server.
To install a battery, complete the following steps:
1.
Read the safety information that begins on page vii and “Installation guidelines”
on page 37.
2.
Turn off the server and peripheral devices and disconnect all power cords and
external cables (see “Turning off the server” on page 22).
3.
Remove the cover (see “Removing the cover” on page 44).
4.
Remove the PCI riser-card assembly from the server and set it aside (see
“Removing a PCI riser-card assembly” on page 45).
5.
Remove the ServeRAID controller from the riser card (see “Removing a PCI
adapter” on page 56).
126
System x3650 M3 Types 4255, 7945, and 7949: Installation and User’s Guide