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BIOS Update (Diskette) - ThinkPad 240
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The BIOS Update enhances certain ThinkPad systems to address operational issues, add new functions, or expand functions as noted below.
This release supports the following system:
- ThinkPad 240
Notes:
- This program is language independent andcan be used with any language system.
- See the Additional Information section for instructions on downloading and creating the BIOS Update diskette.
- See the bottom of this page for links to previous BIOS releases. |
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| Version: |
IRET77WW (1.18) |
| Release Date: |
2003/07/11 |
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| File link |
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File size |
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File description |
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| spsdir77.exe |
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417,603 |
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System Program Service Diskette
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| spsdir77.txt |
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12,927 |
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README for System Program Service Diskette
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Click here for instructions and limitations on downloading and creating the diskette.
I. Summary of changes
II. Installation instructions
III. BIOS information with links to previous BIOS releases
IV. Memory information
Version IRET77WW (1.18)
- (Fix) (Microsoft Windows 2000/XP) DTR and RTS signal levels in the serial port are always HIGH.
Click here for a complete list of changes fixed by this BIOS update.
Note:
You need an AC adapter and a charged battery pack to update the system program.
- Print these instructions or display on another computer.
- Firmly connect the AC adapter to the computer.
- Insert the System Program Service Diskette into the diskette drive and turn on the computer.
- Select Read this first from the menu and carefully read the information that appears.
- Press the Esc key to return to the menu.
- Select Update system program and follow the instruction on the screen.
Attention: 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 and system has restarted, do the following to make the changes effective.
- Make sure the System Program Service Diskette is removed from the diskette drive, then turn off the computer.
- Turn on the computer and press the F1 key while the message Press F1 for IBM BIOS setup Utility appears. The system enters IBM BIOS Setup Utility automatically.
- If a password prompt appears, type the correct password.
- Press the F9 key.
- Select Yes to load the default configuration.
- Press the F10 key.
- Select Yes.
- The system will restart automatically.
Each version of the BIOS update diskette contains the following system program information.
The BIOS information can be viewed in the IBM BIOS Setup Utility menu:
- Power on the system.
- Turn on the computer and press the F1 key while the message Press F1 for IBM BIOS setup Utility appears. The system enters IBM BIOS Setup Utility automatically.
- Select Config, then System Board. The BIOS version is displayed.
The following information shows memory areas that may be used by a memory manager such as EMM386.
| Memory range |
Status |
| C0000 - CBFFF |
Reserved for Video BIOS |
| E0000 - FFFFF |
Reserved for BIOS |
| CC000 - DFFFF |
Usable UMB Memory area |
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| Applicable countries and regions |
| Worldwide |
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| Document id: MIGR-496LGR |
| Last modified: 2004-09-21 |
| Copyright © 2009 IBM Corporation |
| Copyright © Lenovo 2009, all rights reserved |
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