BladeCenter HS21

The IBM BladeCenter HS21 blade server is a high-density blade server that features high-performance Dual-Core and Quad-Core Intel Xeon processors.

Installing the HS21 blade server
The Installation and User's Guide contains information for setting up and beginning to configure the HS21 blade server.
Troubleshooting the HS21 blade server
The Problem Determination and Service Guide contains information to help you solve problems that might occur in your IBM BladeCenter HS21 blade server. It describes the diagnostic tools that come with the blade server, error codes and suggested actions, and instructions for replacing failing components.
Warranty information for IBM HS21 Type 8853
This guide contains the warranty information for the IBM HS21 Type 8853 blade server.