BIOS Update (Diskette) – ThinkPad R52 (1846, 1847, 1848, 1849, 1850, 1870, 1957)

NameOperating SystemVersionReleasedDownload
ThinkPad BIOS update diskette
1.02 MB
DOS/Windows 3.x
76ET69WW (1.29)07 Feb 2007Download
README for ThinkPad BIOS update diskette
14.36 KB
DOS/Windows 3.x
76ET69WW (1.29)07 Feb 2007Download

This ThinkPad System Program Service Diskette updates the BIOS program stored in the ThinkPad system to fix problems, add new functions, or expand functions as noted below.

This release supports the following systems:
- ThinkPad R52 (Machine Type 1846, 1847, 1848, 1849, 1850, 1870, 1957)

- This version of the BIOS will only work with Embedded Controller Program Version 1.05 (or higher). The Embedded Controller Program (H8 controller firmware) is available in an additional package, a link is provided below.
- If you need to update the Embedded Controller Program as well as the BIOS, update the BIOS first.
- This program is language independent and can be used with any language system.

Click here for instructions and limitations on downloading and creating the diskette.

Use the links below to obtain the BIOS and Embedded Controller files in other file formats:

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