IBM ThinkPad A20m August 15, 2000 ThinkPad BIOS Update Utility Version : 1.05 (IWET50WW) ====================================================================== Notice: ------- This program is language independent and can be used with any language system. What This Package Does ----------------------- This ThinkPad BIOS Update Utility can update the system program stored in the ThinkPad system to fix problems, add new functions, or expand functions. This release supports the following systems: - ThinkPad A20m The supported operating systems are as follows: - Windows 95 OSR2 or later (See "Known Limitations" section) - Windows 98 and 98 Second Edition - Windows Me - Windows 2000 - Windows NT 4.0 with Service Pack 3 or later To determine if you have to update the system program, refer to the "Summary of Change" section. To update the system program, refer to the "Installation Instructions" section. Released Versions ----------------- Version 1.03 (IWET47WW) Initial Release Version 1.04 (IWET48WW) A fix for some problems Version 1.05 (IWET50WW) Windows Me support Summary of Changes ------------------ Key: Diskette Version (for example, 1.00 means Version 1.00) (New) New Function or Enhancement (Fix) Correction to existing function <1.03 - IWET47WW> - (New) Support for ThinkPad A20m. <1.04 - IWET48WW> - (Fix) A blue screen appears on Windows 95/98 when disabling a serial port or IR port from Device Manager or from the ThinkPad Configuration program. - (Fix) The Wake On LAN feature does not work. - (Fix) A slight noise is heard with Windows 2000 systems in standby mode. - (Fix) When the system is connected to a docking station which contains a hard disk drive and a EtherJet PC Card, the system will hang when entering suspend mode. <1.05 - IWET50WW> - (New) Windows Me support. - (New) Date/Time in BIOS Setup is protected by Supervisor Password. - (New) Return the max CPU speed in SMBIOS "Currrent Speed" field of Processor Information (Type 4). - (New) Intel Pentium-III C0 Step support. - (Fix) CMOS Test of PC-Doctor fails. - (Fix) CMOS error is not displayed. - (Fix) No display appears on LCD even after hot-undocking from a docking station which has the external display. - (Fix) Resume failure when "Hibernate when battery becomes low" is enabled. Installation Instructions ------------------------- Notes: - You need an AC adapter and a charged battery pack to update the system program. - If your computer is attached to any kind of Docking station or port replicator, turn off the computer and detach it before proceeding. - Before using Flash Update with Windows 98 Second Edition, IBM recommends that you download and apply the "Windows 98 Second Edition Shutdown Supplement" from the Microsoft Support WWW Site. This supplement and information regarding this supplement can be found at: http://support.microsoft.com/support/kb/articles/Q239/8 /87.ASP 1. After you have opened the above link, click http://www.microsoft.com/windows98/downloads/corporate.asp 2. Scroll down to "Windows 98 Second Edition Shutdown Supplement" and click on it. 3. Click Next. 4. Accept the License to download the file. 5. Run the executable that you just downloaded. 1. Print these instructions or display on another computer. 2. Firmly connect the AC adapter to the computer. 3. Start Windows 95/98/2000 or Windows NT 4.0 on the target computer. 4. Make the temporary directory on the hard drive (for instance, C:\Temp) 5. Download the ThinkPad BIOS Update Utility from the web site and store the file into the temporary directory. (e.g. C:\Temp) 6. Click the Start button. 7. Click Run. 8. Specify filename with the full path name where you stored ThinkPad BIOS Update Utility. (e.g. C:\Temp\iwuj03us.EXE) Then press Enter 9. Follow the instructions. Windows shutting down automatically and System Program Service Diskette screen appears. 10. Select Read this first from the menu and carefully read the information that appears. 11. Press the Esc key to return to the menu. 12. Select Update system program and follow the instruction on the screen. Warning: Do not turn off or suspend the computer until the update has been completed. IF YOU TURN OFF OR SUSPEND THE COMPUTER WHILE THE UPDATE IS STILL IN PROGRESS, THE SYSTEM BOARD MAY HAVE TO BE REPLACED. After the update has been completed, the system is automatically turned off. Do the following to make the changes effective. 13. Make sure the no diskette is inserted in the diskette drive. 14. Turn on the computer. The system enters IBM BIOS Setup Utility automatically. 15. If a password prompt appears, type the correct password. 16. Press F9 key. 17. Select Yes to load default configuration. BIOS Information ---------------- Each version of the ThinkPad BIOS Update Utilit contains the following system program (BIOS). The BIOS Version and the date can be viewed by invoking BIOS Setup Utility. Embedded controller version can be viewed by running the ThinkPad Configuration Utility from your operating system and selecting either System Information from the Help menu or by clicking the System Information button. Diskette BIOS BIOS Embedded controller Version Version Date Version -------- -------- ---------- ------------------- 1.03 IWET47WW 1999-12-21 1.00 1.04 IWET48WW 1999-12-21 1.00 1.05 IWET50WW 1999-12-21 1.00 Memory information ------------------ The following information shows memory areas that are either unavailable or that can be included with a memory manager such as EMM386. Reserved BIOS Area: C0000-CFFFF (reserved for Video BIOS) E0000-FFFFF (reserved for BIOS) Known Limitations ----------------- To execute this package on Windows 95, the following modules are required: - MSVCRT.DLL - MFC42.DLL Trademarks ---------- * IBM and ThinkPad are trademarks of IBM Corporation in the United States. * Windows is a trademark of Microsoft Corporation. * Intel and Pentium are trademarks of Intel Corporation. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.