The IBM BladeCenter HS23 Types 7875 and 1929 blade server is compatible with IBMBladeCenter units. This high density, high performance, single-wide blade server is ideally suited for medium and large businesses. The IBM BladeCenter HS23 blade server supports up to two multi-core IntelXeon microprocessors and has sixteen memory-module slots, two hot-swappable storage-device bays, one Horizontal-compact-form-factor (CFFh) expansion card connector, one Vertical-combination-I/O (CIOv) connector, and one internal USB connector.

Note: Unless otherwise stated, references to the BladeCenter unit apply to all BladeCenter unit types.
This Installation and User's Guide provides information about:
  • Setting up the blade server
  • Starting and configuring the blade server
  • Installing hardware options
  • Installing the operating system
  • Performing basic troubleshooting of the blade server

Packaged with this document are software CDs that help you to configure hardware, install device drivers, and install the operating system.

To download the latest device drivers, go to

The blade server comes with a limited warranty. For information about the terms of the warranty and getting service and assistance, see the Warranty Information document for your blade server. You can obtain up-to-date information about the blade server at /systems/bladecenter/.

If firmware and documentation updates are available, you can download them from the IBM website. The blade server might have features that are not described in the documentation that comes with the blade server, and the documentation might be updated occasionally to include information about those features, or technical updates might be available to provide additional information that is not included in the blade server documentation.

To check for updates, go to

You can subscribe to information updates specific to your blade server at

Note: The illustrations in this document might differ slightly from the hardware.

The following illustration shows an IBM BladeCenter HS23 blade server.

Graphic illustrating the BladeCenter HS23

The model number and serial number are on the ID label on the side of the control panel on the front of the blade server, and on a label on the side of the blade server that is visible when the blade server is not in the BladeCenter unit.

Important: Do not place the label on the blade server itself or in any way block the ventilation holes on the blade server.

Graphic illustrating the location of the machine type and serial number.

A set of blank labels for your blade server comes with the BladeCenter unit. When you install the blade server in the BladeCenter unit, write identifying information on a label and place the label on the BladeCenter unit bezel. See the documentation for your BladeCenter unit for recommended label placement.