Embedded Controller Program (Diskette) – ThinkPad T43 and T43P (2668, 2669, 2678, 2679, 2686, 2687)

NameOperating SystemVersionReleasedDownload
Embedded Controller Program Service Diskette
278.77 KB
DOS/Windows 3.x
1YHT29WW (1.06) 06 Jun 2006 Download
README for Embedded Controller Program Service Diskette
7.68 KB
DOS/Windows 3.x
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)

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.
- 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.