System information

Chapter 2

Processor Upgrade Procedure—Increase L2 Cache Size

Introduction

Step 2. Download server firmware. Current revisions of firmware and utilities, together with download

instructions, are available from your ITRC.

Step 3. Update the server firmware.

Step 4. Perform an orderly shut down of the server operating system.

Step 5. Press and hold the power button (on the server front panel) for more than 5 seconds. Verify that the

power LED goes off.

Step 6. Disconnect the AC power cords from the server rear panel.

Gain Access to Server Components

To access server components, perform the following steps:

NOTE See “Common Procedures” on page 15 for detailed instructions on how to accomplish the

following steps.

Step 1. If rack-mounted, extend the server from the rack.

Step 2. Remove the top cover. See “Removing the Top Cover” on page 20.

Step 3. Remove processor airflow guide. See “Removing the Processor Airflow Guide” on page 27.

Replacing the Processor Module(s)

See “Common Procedures” on page 15 for instructions on how to remove and install dual processor modules.

NOTE All processors in the server must have identical speed and cache size.

Verification of Upgrade Installation

After completing the upgrade, verify that the sever is ready for operation as follows:

Step 1. Reconnect AC power to rear panel connectors.

Step 2. Press the front panel power switch to power on the server.

Step 3. Wait for completion of the power-on-self-test. Verify that no errors have been detected. If the server

fails to power up, check that all processor assembly connectors are correctly seated. (Perform the

processor removal and installation procedures in “Common Procedures” on page 15 of this guide to

verify processor installation.)

Step 4. Use the boot console handler (BCH) command in pr to verify that the newly installed processor is

recognized and responding correctly. Use the Information Menu to view processor characteristics.

Main Menu : Enter command or menu > in ca

CACHE INFORMATION

Processor Instruction Cache Size Data Cache Size

----------- ----------------------- ---------------

0 67108864 67108864

1 67108864 67108864