IBM ThinkPad T23 March 18, 2002 System Program Service Diskette Version 1.10 (1AET53WW) ====================================================================== 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 T23 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 (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 Version 1.05 (1AET48WW) A fix for some problems Version 1.06 (1AET49WW) A fix for some problems Version 1.07 (1AET50WW) A fix for some problems Version 1.08 (1AET51WW) A fix for some problems Version 1.09 (1AET52WW) Function update and a fix for some problems Version 1.10 (1AET53WW) 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 - 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 PC 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 become 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. <1.05 - 1AET48WW> - (Fix) Password is requested twice if F1 is pressed on the power on password prompt. - (Fix) If Maximum Performance is selected for battery and Battery Optimized Performance is selected for AC using SpeedStep applet on Windows 95 or NT 4.0, it was not reflected to BIOS setting correctly. - (Fix) If critical hibernation occur on Windows 2000 or Windows Me, SpeedStep transition fails after hibernation wakeup. - (Fix) If system is turned off immediately during first power on process, it may cause power on hang at next time. <1.06 - 1AET49WW> - (Fix) Abnormal screen appear on LG XGA panel when system is rebooted. <1.07 - 1AET50WW> - (Fix) Windows NT boot is stopped by timer canceled at boot menu while an external keybaord is attached.(Also at PCDOS boot menu) - (Fix) PC cards do not work after reboot. - (Fix) Password is required twice if user press F1 key when password prompt appear. - (Fix) USB FDD boot does not work after reboot(Windows XP). - (Fix) Some HDD partition information causes boot failure. - (Fix) Hot dock on Windows 98 cause system hang. <1.08 - 1AET51WW> - (Fix) PC cards do not work on Windows 2000 if PC cards are attached before system is power on. <1.09 - 1AET52WW> - (New) 2002 is added to BIOS Copyright text. - (Fix) Intel Boot Agent is update to 4.0.22. - (Fix) PC card in bottom slot does not work. <1.10 - 1AET53WW> - (Fix) A resource conflict error is displayed after initialization of CMOS if the CMOS checksum is invalid. - (Fix) Hibernation on an APM operating system may cause the system to hang if construction of hibernation file is unique. - (Fix) The pause for the hard disk drive spindle to spin down before system power off is not enough. - (Fix) If the Flash BIOS Updating by End-Users option is disabled and the supervisor password is installed, eFlash is not inhibited. 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. 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 there is no diskette in the diskette drive, then turn off the computer. 8. Turn on the computer. 9. 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. 10.Press the F9 key to load default configuration. 11.Select Yes. 12.Press the F10 key to save default configuration. 13.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. Diskette BIOS BIOS Version 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 1.05 1AET48WW 2001-12-19 1.06 1AET49WW 2002-01-10 1.07 1AET50WW 2002-01-11 1.08 1AET51WW 2002-01-17 1.09 1AET52WW 2002-02-05 1.10 1AET53WW 2002-03-07 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. 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.