Flash BIOS update - bootable diskette version for 3000 J115 (type 7387, 7388, 7389, 7390, 7391, 7392) Version 2NKT25A Installation README This package updates the basic input/output system (BIOS) on 3000 J115 (type 7387, 7388, 7389, 7390, 7391, 7392) 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. Do not write protect the flash diskette as this may cause the flash process to hang. 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 package ======================= 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, be sure to select a path that does not have a space in it's name. Extracting the package ====================== Installing this update involves creating a BIOS flash diskette and running the flash program from the diskette. Before you begin, have a blank 1.44 MB diskette ready. 1. Click Start, select Find or Search, then click Files and Folders. 2. Insert a blank 1.44MB floppy diskette into the diskette drive. 3. Type 2njg25a.exe in the search field, then click Find Now. This will locate the file you just downloaded. 4. Double-click the 2njg25a.exe icon. 5. Follow the onscreen prompts. All the necessary files will be extracted to the diskette. Installing the package ====================== 1. Close all open applications. 2. Leave the diskette in the A: drive, and shut down and restart the computer to start the BIOS flash program. 3. Follow the onscreen instructions. 4. Do not turn off the system during this process, wait until you see the following message: Flashing Complete Remove Floppy Diskette & hit to Continue 5. Remove the diskette from the A: drive. 6. Press Enter. Note: If your system boots back to a 1962 POST error or displays a picture of a diskette on the screen, enter the Setup utility by pressing F1 during startup and change the Startup options to include your hard drive. Summary of Changes ================== General Information: 2NJTxxA is the flash diskette level. 2NKTxxA 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 2NKTxxA/2NJTxxA: 2NKT25A/2NJT25A - Fixes a problem where there is an error identifying USB key - Fixes a problem where the system has errors with AMD 3800+ and 3600+ processors 2NKT24A/2NJT24A - Changes default Video memory size from 32MB to 64MB 2NKT23A/2NJT23A - Fixes a problem where a PS/2 keyboard always shows a yellow mark in resource manager on Windows Vista platform 2NKT22A/2NJT22A - Fixes a problem where the mouse will not work under Windows Vista if only a mouse was plugged 2NKT21A/2NJT21A - Adds support for WHQL text 2NKT20A/2NJT20A - Adds support for Windows Vista - Fixes a problem where the system with DIMM HYS64T256020EU-3S-B is unstable at high temperature - Fixes a problem where no warning message is displayed when the CD-ROM drive is unplugged 2NKT19A/2NJT19A - Fixes a problem where the real-time clock (RTC) weekly alarm wake fails - Fixes a compatibility problem with Samsung PC2-5300 1GB M378T2953CZ3-CE6 memory - Enhances S3 resume with Serial ATA 2NKT18A/2NJT18A - Fixes a problem where a Plug and Play (PnP) error occurs when an Intel Ethernet adapter is installed - Fixes a problem where hibernate fails sometimes - Fixes a problem where the system hangs at POST with some special keyboards 2NKT17A/2NJT17A - Fixes a problem where the audio driver cannot be installed when the onboard LAN is disabled in BIOS 2NKT16A/2NJT16A - Initial Production Release Trademarks ========== ThinkCentre is a trademark of the Lenovo 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 Lenovo Corporation 2007. All rights reserved.