Flash BIOS update - Flash from Operating System version for IBM(R) ThinkCentre(R) 8183, 8184, 8185, 8186, 8187, 8188, 8189, 8190, 8192, 8193, 8194, 8195, 8196, 8197, 8320, 8416, 8418, 8419, 8432, 8433 Version 2AKT25A Installation README This package updates the basic input/output system (BIOS) on IBM ThinkCentre 8183, 8184, 8185, 8186, 8187, 8188, 8189, 8190, 8192, 8193, 8194, 8195, 8196, 8197, 8320, 8416, 8418, 8419, 8432, and 8433 systems. BIOS is programming that controls low-level hardware operations, including interactions with diskette drives, hard disk drives, and the keyboard. The BIOS is stored on a chip. Your computer uses flash BIOS, which can be updated through a program on a flash diskette so that you do not have to replace the BIOS chip to update the BIOS. Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS. Print this file so that you can refer to it during the installation. Downloading the update ---------------------- 1. Click the file link to download the file from the web page. 2. When prompted, select a drive and directory in which to save the downloaded file. Extracting the update --------------------- 1. Click Start, select Find or Search, then click Files and Folders. 2. Type 2ajy25usa.exe in the search field, then click Find Now. This will locate the 2ajy25usa.exe file you just downloaded. 3. Double-click the 2ajy25usa.exe icon. 4. Click Next. Read the license agreement 5. Click I Agree. The installation folder should be C:\IBMTOOLS\FLASH\2AJY25US. 6. Click Finish. You will be prompted with a message stating "The specified output folder does not exist. Create it?" 7. Click Yes. You will be prompted with a message stating "The package has been delivered successfully." 8. Click OK. Installing the update --------------------- 1. Close all open applications. 2. Click Start, then click Run. 3. Type C:\IBMTOOLS\FLASH\2AJY25US\WINPHLASH.EXE. 4. Click OK. 5. Select Backup BIOS and Flash BIOS with new settings. 6. Click Flash BIOS. You will told to save your work and close all other applications. 7. Click OK. Your system will automatically shutdown and restart so that the changes will take effect. Flash Changes ------------- General Information: 2AJTxxA is the flash diskette level. 2AKTxxA is the binary image level. (BIOS) NOTE: All changes carry forward. That is, if a change is added in 01, it is also in 02, 03 etc. CHANGES for 24KTxxA/24JTxxA: 2AKT18A/2AJT18A - Initial Production Release 2AKT19A/2AJT19A - Optimize temperature/acoustics for 3.06GHz CPU - Correct video shared memory setup to show correct amount of memory used 2AKT20A/2AJT20A - Fixes Windows 98 USB mouse/keyboard hang after S1 and S3 - Firstware: Fixes potential issue accessing 48-bit LBA drives - Thermal profile update (1-degree resolution) - Revised microcode update for 0F29 processor - Intel 865G BIOS Spec Update 1.3 erratum #2 (for CKE glitch on S3 entry) 2AKT21A/2AJT21A - Adds 3.2GHz string for CPU speed reporting in setup. - Fixes problem of not booting to certain USB floppy drives by increasing cold seek timeout. - Changes behavior of PS/2 Mouse setup question. Used to be Disabled/Enabled, automatically fixed up based on presence. Now Disabled/Auto/Enabled, where Auto is like old Enabled and Enabled stays enabled no matter what. - Adds new 1GB LAN option ROM: "GE v1.2.10p1", which fixes problem with Wake on LAN after PXE boot. 2AKT22A/2AJT22A - Clears the keyboard buffer in function "Boot to PSA". - Fixes "System halt when install memory 3.5GB". - Fixes "Video adaptors (AGP and PCI) hang system in POST with 4GB". 2AKT23A/2AJT23A - rerelease of BIOS 22A 2AKT24A/2AJT24A - Fixes "Power LED not on during bootblock/Clear CMOS state". - Fixes "When restoring AC power, system always auto-power on". 2AKT25A/2AJT25A - Fixes intermittent failure to boot to USB floppy diskette drive. - Fixes problem where system will not boot with 4 hard disk drives. - Fixes hang with Intel USB Wireless Ethernet adapter. - Adds new 1GB Ethernet option rom "Intel(R) Boot Agent GE v1.2.16". - Fixes intermittent SATA drive failure during S3 resume. Trademarks ---------- IBM and ThinkCentre are trademarks of the IBM Corporation in the United States, other countries, or both. Microsoft and Windows are trademarks of Microsoft Corporation in the United States, other countries, or both. Other company, product, and service names may be trademarks or service marks of others. THIS DOCUMENT IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IBM DISCLAIMS ALL WARRANTIES, WHETHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE AND MERCHANTABILITY WITH RESPECT TO THE INFORMATION IN THIS DOCUMENT. BY FURNISHING THIS DOCUMENT, IBM GRANTS NO LICENSES TO ANY PATENTS OR COPYRIGHTS. (C) Copyright IBM Corporation 2003. All rights reserved.