Dell BIOS CPU Speed Patch, A00

Inspiron 5150 - BIOS patch

Fixes & Enhancements

Corrects Inspiron 5150 systems that experience slow performance when running CPU intensive programs after a motherboard replacment.


Version A00, A00



Release date

12 Oct 2004

Last Updated

03 Nov 2011


Available formats

File Format:Plain-Text
File Name:CMOS Patch1.txt
Download Type:HTTP
File Size: 1 KB
Format Description:This file format contains plain text which can be viewed with a standard text editor.
To ensure the integrity of your download, please verify the checksum value.
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File Format:Hard-Drive
File Name:CMOS patch1.exe
Download Type:HTTP
File Size: 32 KB
Format Description:This file contains a compressed (or zipped) set of files. Download the file to a folder on your hard drive, and then run (double-click) it to unzip the set of files. Follow the instructions to complete the installation.
To ensure the integrity of your download, please verify the checksum value.
Not available
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By downloading, you accept the terms of the Dell Software License Agreement.

Installation instructions
Custom Instructions for CMOS patch1.exe:

Hard Drive Installation Windows Utility for CMOS patch1.exe


1. Click the location, e.g. Americas, from which you want to download the file.
2. If the Export Compliance Disclaimer window appears, click Yes, I Accept this Agreement.
3. When the File Download window appears, click Save this program to disk and click OK. The Save In window appears.
4. From the Save In drop-down menu, click to select Desktop and then click Save. The file will download to your desktop.
5. If a Download Complete window appears, click Close. A new icon appears on your desktop.

1. Double-click the new icon on the desktop labeled CMOS patch1.exe.
2. Follow instructions displayed by the utility.
Custom Instructions for CMOS Patch1.txt:

Tool Title: CMOS Update
Tool Revision: A00
Build Date: 09/17/2004
Copyrighted: Dell Copyright (C) 2004, All Rights reserved.
Description: This utility is used to check & update the specific CMOS value for Inspiron 5150 in order to further improve the system performance.
Supported System: Inspiron 5150 only
Supported OS: Microsoft Windows XP only

Warning: This utility can only be used on Inspiron 5150 with Microsoft Windows XP.
Warning: Please make sure your AC power is connected when doing this updates.

Tool Usage:
***In Windows, double-click to run the CMOS update utility.
Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details

Dell recommends the customer review specifics about the update to determine if it applies to your system. The update contains changes that impact only certain configurations, or provides new features that may/may not apply to your environment.