IBM ThinkPad T21 January 29, 2001 System Program Service Diskette Version 1.04 (KZET22WW) ====================================================================== Notice: ------- This program is language independent and can be used with any language system. What This Diskette Does ----------------------- The System Program Service Diskette 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 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 1.01 (KZET16WW) Initial Release Version 1.02 (KZET18WW) A fix for some problems Version 1.04 (KZET22WW) A fix for some problems Summary of Changes ------------------ Key: Diskette Version (for example, 1.00 means Version 1.00) (New) New Function or Enhancement (Fix) Correction to existing function <1.01 - 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> CAUTION for users with the Intel/Xircom MiniPCI combo cards: This BIOS version will only work with Intel Boot Agent(IBA) 4.0 or later for WakeOnLan(WOL) based remote installations. If you plan to do remote installations with IBA versions prior to 4.0, then you must use a previous BIOS version to 1.03. Failure to do so may cause the ThinkPad system to hang. - (New) Modified SMBIOS Type 3 to report AssetNumber in EEPROM User Asset Data under the "Asset Tag Number" field. - (Fix) Fn key features does not work after wakeup from hibernation while the ThinkPad is docked to a docking station without CD-ROM drive in both ultrabay 2000. - (Fix) Resuming from a 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 the ultrabay 2000. - (Fix) ACPI compatible Linux hangs up at boot timing. - (Fix) System shutdown takes long time under Windows 98 after hot-remove from the docking station with a SuperDisk drive in the ultrabay 2000. - (Fix) Flashes appears on CRT screen when opening ThinkPad Configuration in Windows NT 4.0. - (Fix) Some Matrox video cards do not work. - (Fix) POST 189 error. - (Fix) BIOS HDD off timer is still working on Windows Me/2000. - (Fix) Parallel FDD is not detected after undock. - (Fix) Reboot from BIOS-call causes the to system hang. - (Fix) System can not boot from a hard disk with partition ID of n5h. (n is 1 or greater) - (New) D0-stepping Pentium III support - (New) BIOS Copyright text is changed - (Fix) Normal power-on without AC power with 3Com Mini-PCI installed goes WOL mode. - (Fix) RI resume from PC-Card modem can not be disabled on Windows 98. 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 kinds of Docking station or port replicator, turn off the computer and detach it before proceeding. 1. Print these instructions or display on another computer. 2. Firmly connect the AC adapter to the computer. 3. Insert the System Program Service Diskette into the diskette drive and turn on the computer. 4. Select Read this first from the menu and carefully read the information that appears. 5. Press the Esc key to return to the menu. 6. 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, do the following to make the changes effective. 7. Make sure the System Program Service Diskette is removed from the diskette drive, then turn off the computer. 8. Press and hold the F1 key, then turn on the computer. Hold the F1 key until the IBM BIOS Setup Utility menu appears. 9. If a password prompt appears, type the correct password. 10. Press F9 key. 11. Select Yes to load default configuration. BIOS Information ---------------- Each version of the System Program Service Diskette contains the following system program (BIOS). The BIOS Version and the date can be viewed by invoking IBM BIOS Setup Utility. Embedded controller version number can be viewed by running ThinkPad Configurator from your operating system and select System Information from the Help menu or System Information button. Embedded controller information can also be found by invoking IBM BIOS Setup Utility. Diskette BIOS BIOS Embedded controller Version 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 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) 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.