IBM ThinkPad T21 March 12, 2001 ThinkPad BIOS Update Utility Version 1.05 (KZET23WW) ====================================================================== Notice: ------- This program is language independent and can be used with any language system. What This Package Does ---------------------- The ThinkPad BIOS Update Utility given here can update the system program stored in the ThinkPad system to fix problems, add new functions, or expand functions. This release supports the following system: - ThinkPad T21 The supported operating systems for this update utility are as follows: - Windows 95 - 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, please refer to the "Installation instructions" section. Released Versions ----------------- Version 1.01 (KZET16WW) Initial Release Version 1.02 (KZET18WW) A fix for some problems Version 1.04 (KZET22WW) A fix for some problems Version 1.05 (KZET23WW) A fix for some problems Summary of Changes ------------------ Key: Utility Version (for example, 1.00 means Version 1.00) (New) New Function or Enhancement (Fix) Correction to existing function <1.01 - KZET16WW> - (New) Support for ThinkPad T21. <1.02 - KZET18WW> - (New) Add a 'Lock BIOS settings' menu to BIOS setup. - (Fix) A system enters full-suspend mode with some network PC-cards on Windows NT4 and OS/2. It sometimes causes network failure after resume from suspend. - (Fix) Some PCI video cards in docking station do not work after reboot with Ctrl+Alt+Del reset. - (Fix) Device Access indicator LED sometimes stays on after hibernation wakeup on Windows NT4. - (Fix) Access to CD-ROM in docking station becomes slow after resume from suspend on Windows 98. - (New) Power Management Update - enhancement of CPU thermal controls designed. <1.04 - KZET22WW> - (New) Intel Boot Agent 3.0 support. - (New) Modified SMBIOS Type 3 to report AssetNumber in EEPROM User Asset Data under the "Asset Tag Number" field. - (Fix) Fn key features don't work after wakeup from hibernation while a ThinkPad docks to a docking station without CD-ROM drive in both ultrabay 2000. - (Fix) Resuming from screen off state needs pressing a key two times. (Windows Me and Windows 2000) - (Fix) A hard disk password is requested after warm docking to a docking station which has a HDD adapter without a hard disk drive in its ultrabay 2000. - (Fix) Hang up occurs when suspend/resume is done on a ThinkPad with HDD adapter without a hard disk drive in ultrabay 2000. - (Fix) ACPI compatible Linux hangs up at boot timing. - (Fix) System shutdown takes long time under Windows98 after hot-remove from the docking station with a SuperDisk drive in ultrabay 2000. - (Fix) Flashes appears on CRT screen when opening ThinkPad Configuration in WindowsNT 4.0. - (Fix) Some Matrox video card does not work. - (Fix) POST 189 error. - (Fix) BIOS HDD off timer is still working on WindowsMe/2000. - (Fix) Parallel FDD is not detected after undock. - (Fix) Reboot from BIOS-call causes system hang. - (Fix) Systemm can't boot from a hard disk with partition ID of x5h.(n is 1 or greater) - (New) D0-stepping Pentium III support - (New) BIOS Copyright string is changed - (Fix) Normal power-on without AC power causes WOL when 3Com Mini-PCI is attached. - (Fix) RI resume from PC-Card modem can not be disabled on Windows 98. <1.05 - KZET23WW> - (New) Add option to disable SuperDisk Boot in the configuration menu to allow SuperDisk drive to be assigned a fixed letter. - (Fix) Power-on password function problem. - (Fix) Wrong spelling in BIOS setup - (Fix) Cannot boot from CD-ROM when CD-ROM follows network boot in boot sequence.. - (Fix) System may hang when using Suspend/Resume after attaching 2nd hard disk drive with hard disk drive password. - (Fix) PCI power Management is disabled after suspend/resume on Windows Me and Windows 2000. - (Fix) PC card is sometimes configured abnormally during POST. - (Fix) System may restart automatically when wake up from hibernation on Windows 95. - (Fix) DMA channel of ECP parallel port may not be available on Windows Me and Windows 2000. 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 port replicator, turn off the computer and detach it before proceeding. - Before using this BIOS Update Utility with Windows 98 Second Edition, IBM recommends applying the Windows 98 Second Edition Shutdown Supplement from the Microsoft Web site Knowledge Base Article ID Q239887. 1. Print these instructions or display on another computer. 2. Firmly connect the AC adapter to the computer. 3. Start a supported version of Windows on the target computer. 4. Make the temporary directory on the hard disk drive (for instance, C:\Temp) 5. Download the ThinkPad BIOS Update Utility from the web site and store the file into the temporary directory. 6. Click the Start button, then click Run. 7. In the Open dialogue box, specify the utility filename with the full path name where you stored ThinkPad BIOS Update Utility. (E.g. C:\Temp\filename.exe) Then press the Enter key. 8. Follow the instructions. 9. When completed, the system is automatically turned off. 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, do the following to make the changes effecive. 10.Make sure there is no diskette in the diskette drive, then turn on the computer. 11.While the "Press F1 for IBM BIOS Setup Utility" message is displayed at the lower-left area of the screen, press the F1 key. The IBM BIOS Setup Utility menu will be displayed. If a password prompt appears, type the correct password. 12.Verify the BIOS version and date. 13.Press the F9 key to load default configuration. 14.Select Yes. 15.Press the F10 key to save default configuration. 16.Select Yes. The system will restart automatically. BIOS Information ---------------- Each version of the System Program Service Diskette contains the following system program (BIOS). The BIOS Version and the date as well as the Embedded controller version number can be viewed by running ThinkPad Configurator from your operating system and selecting the System Information button or by invoking IBM BIOS Setup Utility. 1. Make sure there is no diskette in the diskette drive, then turn off the computer. 2. Turn on the computer. 3. While the "Press F1 for IBM BIOS Setup Utility" message is displayed at the lower-left area of the screen, press F1 key. The IBM BIOS Setup Utility menu will be displayed. If a password prompt appears, type the correct password. 4. The BIOS version and date are displayed on the first screen of the IBM BIOS Setup Utility. BIOS BIOS Embedded controller Version Date Version ------------------- ---------- ------------------- 1.01 KZET16WW 2000-09-13 1.01 1.02 KZET18WW 2000-10-17 1.01 1.03 KZET20WW 2000-12-19 1.01 1.04 KZET22WW 2001-01-19 1.01 1.05 KZET23WW 2001-03-06 1.01 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-CBFFF (reserved for Video BIOS) E0000-FFFFF (reserved for BIOS) Known Limitations ----------------- 1. 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. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.