• (Fix) Previously released Embedded Controller 1.61(1UHTB1WW) may cause a spontaneous wrong key input when you key input with an external PS/2 type keyboard
  • Numeric characters (2, 4, 6 and 8) will be inserted intermittently during cursor move with cursor keys.
  • A keyboard behaves as if shift key is depressed until a shift key is pressed.
    • You can only type only Uppercase characters. (Some keys seem to keystrokes, because the shift cases are not defined)
    • Multiple selection with cursor keys
    • Numeric keypad will turn to cursor keys

Symptoms corrected by version 1UHTB1WW (1.61)
Note: This version of Embedded Controller Program will only work with BIOS Version 1.13 or higher.

• (Fix) Fix for battery information query procesiing.
• (New) Support "ThinkPad NumLock" control.
  Note: "ThinkPad NumLock" menu item is available in the BIOS Setup Utility only when the BIOS is also updated to version 2.06 (1UETD1WW) or later.

Symptoms corrected by version 1UHTB0WW (1.60)
Note: This version of Embedded Controller Program will only work with BIOS Version 1.13 or higher.

• (Fix) Track point which is integrated in PS/2 keyboard option may not be recognized after resuming from standby or hibernation state, or restarting the system.

Symptoms corrected by version 1UHTA6WW (1.56)
Note: This version of Embedded Controller Program will only work with BIOS Version 1.13 or higher. (BIOS Version 1.55 or higher for Intel Pentium M Processor 758/733 models.)

• (Fix) System may not be resumed from stanby (suspend) state after Embedded Controller Program is updated.
• (Fix) System may not be re-started with message "Operating System not found" just after updating Embedded Controller Program. (Non-Diskette package only)

Symptom corrected by version 1UHT83WW (1.33)
Note: This version of Embedded Controller Program will only work with BIOS Version 1.13 or higher.

• (New) Enhancement of the battery control
  

Symptoms corrected by version 1UHT82WW (1.32)
Note: This version of Embedded Controller Program will only work with BIOS Version 1.13 or higher.

• (New) Support for the new models based on the Intel Pentium M Processor 738.
  Note: If you use this new model, the BIOS should be updated to Version 1.42 (or higher).
• (New) Some minor changes for the internal diagnostic function.

• (New) Support for ThinkPad X40 spring 2004 model.
• (New) Support for ThinkPad Hard Disk Active Protection System.
  Note: BIOS Version:1.13 (1UET62WW) or higher and Hard Disk Active Production System driver 1.20b or higher are required to enable ThinkPad Hard Disk Active Protection System. Please update BIOS and driver if necessary.

• (New) Support for ThinkPad X40.

Any of the following ThinkPad systems:

• ThinkPad X40

Click here to download the latest Embedded Controller Update (Diskette).
Click here to download the latest Embedded Controller Update (Non-Diskette).

Click here to download the latest BIOS Update (Diskette).
Click here to download the latest BIOS Update (Non-Diskette).