IBM ThinkPad 760E/760ED XGA                                December 18, 1996
System Program Service Diskette Version 1.01
============================================


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. The supported models are as follows.

   - ThinkPad 760E, 760ED, which support XGA (1024 x 768) panel displays.

*  IMPORTANT NOTICE for 760E/760ED system users;
            If you display is an SVGA (800 x 600), this diskette does
            NOT support your BIOS.  Please update your BIOS with the
            "IBM ThinkPad 760E/760ED/760EL/760ELD System Program Service
            Diskette".


To determine if you have to update the system program or not, please
refer to the "Summary of Change" section.

To update the system program, please refer to the "Updating System
Program" section.


Released Version
----------------

Version 1.00     A fix for some problems
Version 1.01     A fix for some problems


Summary of Change
-----------------

 Key: <n.nn>  Diskette Version (foe example, 1.00 means Version 1.00)
       (New)   New Function or Enhancement
       (Fix)   Correction to existing function

<1.00>
 - (Fix) A small amount (8KB) of data could be overwritten and lost
         under the following circumstances:

         - Hibernation is Enabled.
         - There is data present on the last cylinder of the Hard
           Disk Drive.
         - The ThinkPad actually enters Hibernation mode by pressing
           Fn-F12 or by customized power management options.

        NOTE:  - The problem does not occur when creating the Hibernation
                 file.
               - It only occurs when the ThinkPad actually enters
                 Hibernation mode.
               - Only 2.1GB Hard Disk has this problem.  There is no
                 problem with other hard disks currently available from
                 IBM.

<1.01>
 - (Fix) System intermittently hangs especially under communication
         environments.


Updating System Program
-----------------------

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 Easy-Setup menu appears.
9.  If a password prompt appears, type the correct password.
10. Select Config, then select Initialize.
11. Select OK to initialize the system.

Run the diagnostics to make sure that the computer runs with no errors:

12. Turn off the computer, press and hold the F1 key, then turn on
    the computer. Hold the F1 key until the Easy-Setup menu appears.
13. Select Test, then select Start to run all the basic tests.
    Various test patterns will appear on the screen.
    An OK will appear for each device that passes the test.
14. Verify that OK appears for all of the devices tested.
15. Press the Esc key to exit Test and turn off the computer.


System Program Information
--------------------------

Each version of the System Program Service Diskette contains the following
system program (BIOS). The BIOS P/N and the date can be viewed by invoking
Easy-Setup and selecting Config followed by System Board.

                            TP760E/ED XGA
  Diskette    Diskette      BIOS      BIOS
  Version     Name          P/N       Date
  --------    --------      -------   --------
  1.00        HXUJ01US      91G2004   11-01-96
  1.01        HXUJ02US      11J9031   12-11-96


Service Information
-------------------

The System Program Service diskette installs System Program as follows.


                                                Reserved    Usable
  ThinkPad Model          BIOS P/N   Date       BIOS Area*  BIOS ROM Area*
  ------------------------------------------------------------------------
  760E/760ED               11J9031   12/11/96   C000-C7FF   E000-EFFF
                                                F000-FFFF


  * NOTE: - Memory Range C000-C7FF is reserved for Video BIOS.
          - Memory Range E000-EFFF can be used as UMB (Upper Memory Block)
            by a memory manager such as EMM386.EXE.
          - Memory Range F000-FFFF is reserved for BIOS.

The BIOS P/N and the date can be viewed by invoking Easy-Setup menu.


Trademarks
----------

  * Windows is a trademark of Microsoft Corporation.