ThinkPad R51e December 26, 2005 System Program Service Diskette (BIOS) BIOS Version : 1.47 (78ET57WW) ====================================================================== Notice: ------- - This BIOS version will only work with Embedded Controller Program Version 1.00 (or higher). Obtain the additional package, Embedded Controller Program Version 1.00 (or higher), and update Embedded Controller Program in the system with it if necessary. - If you need to update Embedded Controller Program as well as the BIOS, update the BIOS first. - This program is language independent and can be used with any language system. What This Diskette Does ----------------------- This System Program Service Diskette updates the BIOS (system program) stored in the ThinkPad computer to fix problems, add new functions, or expand functions as noted below. This release supports the following system: - ThinkPad R51e To determine if you should update the system program, refer to the Summary of Changes section. To update the system program, refer to the Updating System Program (BIOS) section. Released Versions ----------------- Where: BIOS version (BIOS internal ID) 1.47 (78ET57WW) Problem fixes 1.46 (78ET56WW) Problem fixes 1.07 (78ET36WW) Problem fixes 1.06 (78ET35WW) Problem fixes 1.05 (78ET34WW) Initial Release for ThinkPad R51e Summary of Changes ------------------ Where: < > BIOS version ( ) BIOS internal ID which is for administrator purpose (Important) Important Update (New) New Function or Enhancement (Fix) Correction to existing function <1.47> (78ET57WW) Note: This BIOS version will only work with Embedded Controller Program Version 1.00 (or higher). - (Fix) The TrackPoint cursor may get uncontrolled with application programs for DOS or PC-Doctor for DOS. <1.46> (78ET56WW) Note: This BIOS version will only work with Embedded Controller Program Version 1.00 (or higher). - (Fix) Holding the power-on button to long may cause the power to turn off shortly after power-on. - (Fix) An error message may be displayed on the screen if the power button is pressed to turn on and off. - (Fix) F1, F12, Access IBM and Enter keys may not work at the logo screen during boot. <1.07> (78ET36WW) Note: This BIOS version will only work with Embedded Controller Program Version 1.00 (or higher). - (Fix) An error appears on power-on, just after powering off at a password prompt with a newly attached USB storage device. - (Fix) A CardBus Controller setting was wrong. - (Fix) The computer may hang up when a boot device is changed in Startup menu of BIOS Setup Utility. - (Fix) After turning on the computer, it may hang or be shut off freely very intermittently. - (Fix) (Windows 2000 only) The CPU usage becomes always 100% after resuming normal operation from standby mode. - (Fix) (DOS only) Data transfer speed of USB becomes slow. <1.06> (78ET35WW) Note: This BIOS version will only work with Embedded Controller Program Version 1.00 (or higher). - (Fix) The system may not be ready after power-on very intermittently. <1.05> (78ET34WW) Note: This BIOS version will only work with Embedded Controller Program Version 1.00 (or higher). - (New) (Initial release) Support for ThinkPad R51e. Updating System Program (BIOS) ------------------------------ Notes: - Remove the Power-on password prior to updating the system program (BIOS) in RDM (Remote Deployment Manager) environment or similar environment. - You need an AC adapter and a charged battery pack to update the system program (BIOS). - If your computer is attached to any kind of docking station or port replicator, turn off the computer and detach it before proceeding. - Make sure the System Program Service Diskette is write-protected. 1. Print these instructions or display on another computer. 2. Firmly connect the AC adapter to the computer. 3. Insert the write protected 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 instructions on the screen. Note: If you are updating the system program through the USB external diskette drive, it will take quite a long time to complete reading the system program file, but it is normal. Continue the update. Attention: Do not turn off, suspend the computer or remove the diskette 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. Initializing System Program (BIOS) ---------------------------------- In some cases, it may be a good idea to try BIOS initialization when you have some troubles. To initialize the BIOS settings: 1. Turn off the computer. 2. Make sure there is no diskette in the diskette drive. 3. Turn on the computer. 4. While the "To interrupt normal startup, press the blue Access IBM button" message is displayed at the lower-left area of the screen, press the F1 key. The BIOS Setup Utility menu will be displayed. If a password prompt appears, type the correct password. 5. Press F9 key to load default configuration. 6. Select Yes. 7. Press F10 key to save default configuration and exit. 8. Select Yes. After the initialization has been completed, the system restarts automatically. BIOS Information ---------------- Each version of the System Program Service Diskette contains the following BIOS. Also the supported versions of Embedded Controller Program are shown below. The versions of BIOS and Embedded Controller Program can be viewed by entering the BIOS Setup Utility. BIOS Version (Internal ID) Embedded Controller Program Version -------------------------- ----------------------------------- 1.46 (78ET56WW) 1.00 (or higher) 1.07 (78ET36WW) 1.00 (or higher) 1.06 (78ET35WW) 1.00 (or higher) 1.05 (78ET34WW) 1.00 (or higher) To enter the BIOS Setup Utility: 1. Turn off the computer. 2. Turn on the computer. 3. While the "To interrupt normal startup, press the blue Access IBM button" message is displayed at the lower-left area of the screen, press the F1 key. The BIOS Setup Utility menu will be displayed. If a password prompt appears, type the correct password. 4. Check BIOS Version and Embedded Controller Version. 5. Turn off the computer. Memory Map Information ---------------------- Reserved Area: The following conventional memory addresses are reserved by the BIOS (system program) and others. C0000-CBFFF : Reserved for Video BIOS CC000-CE5FF : Reserved for Option ROM of Ethernet (*1) E0000-FFFFF : Reserved for System BIOS Notes: *1: This area becomes free by disabling the Internal Network Option ROM option under Config and Network in BIOS Setup Utility. This choice will disable PXE and WOL features. Usable Area: The following memory address can be used by the memory manager such as EMM386. CE600-DFFFF Note: Certain addresses in this area will be reserved for CardBus Controllers or others by Operating Systems. The addresses vary and depend on the design of each Operating System. Trademarks ---------- * ThinkPad is a registered trademark of Lenovo. * ThinkVantage is a trademark of Lenovo. * IBM is a registered trademark of IBM Corporation. * Microsoft and Windows are registered trademarks of Microsoft Corporation. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.