Cisco Cisco Content Delivery Engine 220 Installation Guide
MegaRAID SAS Controller BBU Replacement Procedure
EDCS-1458166
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Overview
This document details the replacements of the internal card MegaRAID SAS Controller AOC-
SASLP-H8iR-CI025 BBU (Battery Backup Unit) in the CDE220, CDE420, CDE250, CDE460 and
CDE 470 servers with the new one.
SASLP-H8iR-CI025 BBU (Battery Backup Unit) in the CDE220, CDE420, CDE250, CDE460 and
CDE 470 servers with the new one.
The BBU replacement is required to resolve the following:
1. BBU warnings – battery is not charging
2. Battery charging was disabled after the BBU temperature went over 40C
3. Other BBU warning messages
2. Battery charging was disabled after the BBU temperature went over 40C
3. Other BBU warning messages
Front Panel
CDE220:
Figure 1: CDE220 Front View
CDE420:
Figure 2: CDE420 Front View
CDE250:
Figure 3: CDE250 Front View