IBM ThinkPad T23 November 20, 2001 ThinkPad BIOS Update Utility Version 1.04 (1AET47WW) ====================================================================== 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 T23 The supported operating systems are as follows: - Windows 95 OSR2 or later - Windows 98 and 98 Second Edition - Windows Me - Windows 2000 - Windows NT 4.0 with Service Pack 3 or later - Windows XP 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 (1AET38WW) Initial Release Version 1.02 (1AET40WW) Function update and a fix for some problems Version 1.03 (1AET43WW) A fix for some problems Version 1.04 (1AET47WW) Function update and 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 - 1AET38WW> - (New) Support for ThinkPad T23. <1.02 - 1AET40WW> - (New) Support F11 key handling on logo screen for new recovery program. xKx and xLx models are't supported. - (Fix) IBM Token Ring PCMCIA card does not work after Hibernation wakeup under Windows 98. - (Fix) Floppy disk drive read/write access fail on Windows XP. - (Fix) POST 175 error appear. - (Fix) USB device which is connected to USB port in docking station does not work on Windows 95. - (Fix) System can not boot from USB Portable Device Bay. - (Fix) Japanese message of eFlash is corrupted. - (Fix) Two different docking configurations are made. - (Fix) Ctrl+Alt+Del cause system hang on DOS/V. - (Fix) Blue screen appear after standby/resume on Windows 2000 or XP. - (Fix) Noise appears when TV out is used. <1.03 - 1AET43WW> - (Fix) Resume hang occurs on Windows 2000 when a USB CCD camera is attached. - (Fix) RIPL from PCMCIA Token Ring adapter card in docking station does not work. - (Fix) UltraDMA mode 5 (ATA/100) does not enable on Windows 2000. <1.04 - 1AET47WW> - (New) Support PS2.EXE PREFMemory Enable command which makes it possible to install the Matrox G450 driver on Windows NT4. - (New) Enable the IDE DMA setting if system does not boot from network to speed up hibernation wake up on Windows Me, 2000, and XP. - (New) Enhance BIOS image data integrity at flash update. - (New) Remove RIPL function support. - (Fix) PS2.EXE USBBIOS Disable does not work correctly. - (Fix) If hard disk drive (HDD) class USB device is attached, then 2 different drive letters are assigned to it on Windows 98 and Me. - (Fix) Netfinity utility does not work on OS/2. - (Fix) POST 195 error occurs by pressing the F1 key several times during system boot. - (Fix) DVI ICON appears on S3Display tab. - (Fix) Clock generator may cause invalid condition at POST. - (Fix) VGA color DAC register test failure - (Fix) HDD spindle turns off automatically after 3 minutes on ACPI operating system. - (Fix) TV screen becomes warped, displays greenish colors, or wavy noise appears. - (Fix) Once an ACPI operating system has booted up, some items in the BIOS setup becomes operating system controlled. There is no way to exit from this condition except initialization of CMOS. - (Fix) Brightness level setting of high is automatically disabled, if brightness level is changed from ThinkPad utility. - (Fix) If the system is docked to the docking station which includes a HDD, then Hibernation on APM operating system may cause system hang. 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 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 effective. 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 ThinkPad BIOS Update Utility 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 Version Date ------------------- ------------------- 1.01 1AET38WW 2001-07-27 1.02 1AET40WW 2001-08-24 1.03 1AET43WW 2001-09-25 1.04 1AET47WW 2001-11-16 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-CDFFF (reserved for Video BIOS) DC000-DFFFF (reserved for USB BIOS) *1 E0000-FFFFF (reserved for BIOS) *1 : This area is free when USB BIOS is disabled. 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 and Windows NT are trademarks of Microsoft Corporation. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.