| Name | Operating System | Version | Released | Download |
|---|---|---|---|---|
| ThinkPad Embedded Controller Program Update Utility 1yhj06us.exe 1.27 MB | Windows NT, Windows 2000, Windows XP | 1YHT29WW(1.06) | 06 Jun 2006 | Download |
| README for ThinkPad Embedded Controller Update Utility 1yhj06us.txt 8.18 KB | Windows NT, Windows 2000, Windows XP | 1YHT29WW(1.06) | 06 Jun 2006 | Download |
This Embedded Controller Program Utility updates the embedded controller program (H8 controller firmware) stored in the ThinkPad system to fix problems, add new functions, or expand functions as noted below.
This release supports the following systems:
- ThinkPad T43, T43p (2668, 2669, 2678, 2679, 2686, 2687 Machine types only)
The supported operating systems are as follows:
- Windows 2000
- Windows NT 4.0 with Service Pack 6a or later
- Windows XP
Important notice: Previously released BIOS versions and EC version 1.05 combination may cause a variety of keyboard issues as noted below. To fix, update both the BIOS and EC.
Note:
- This version of Embedded Controller Program will only work with BIOS Version 1.27 (or higher). The BIOS is available in an additional package, a link is provided below.
- If you need to update the BIOS as well as the Embedded Controller Program, update BIOS first.
Use the links below to obtain the BIOS and Embedded Controller files in other file formats:
- Embedded Controller Diskette
- BIOS Non-Diskette
- BIOS Diskette