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Keyboard Layouts

This is a list of a few of the many different keyboard layouts and arrangements IBM and co keyboards have employed over the years. Included are both functional and unit key size layouts.

Name
Description
IBM XT Unit Sizes
1981
Key unit sizes of a standard Model F/XT or similar keyboard.
Image of xt_units
IBM AT Unit Sizes
1984
Key unit sizes of a standard Model F/AT or similar keyboard.
Image of at_units
IBM Enhanced Terminal ANSI Unit Sizes
1985
Key unit sizes of a terminal Model M Enhanced or similar ANSI 102-key keyboard.
Image of ansi_term_units
IBM Enhanced PC ANSI Unit Sizes
1985
Key unit sizes of a standard Model M Enhanced or similar ANSI 101-key keyboard.
Image of ansi_units
IBM Enhanced PC ANSI US
1985
The US ANSI layout of a standard Model M Enhanced or similar 101-key keyboard.
Image of ansi_us
IBM Enhanced Terminal ISO Unit Sizes
1985
Key unit sizes of a terminal Model M Enhanced or similar ISO 103-key keyboard.
Image of iso_term_units
IBM Enhanced PC ISO UK
1985
The UK ISO layout of a standard Model M Enhanced or similar 102-key keyboard.
Image of iso_uk
IBM Enhanced PC ISO Unit Sizes
1985
Key unit sizes of a standard Model M Enhanced or similar ISO 102-key keyboard.
Image of iso_units
IBM SSK PC ANSI US
1987
The US ANSI layout of a Model M Space Saving Keyboard or similar 85-key tenkeyless keyboard.
Image of ssk_ansi_us
IBM SSK PC ISO UK
1987
The UK ISO layout of a Model M Space Saving Keyboard or similar 86-key tenkeyless keyboard.
Image of ssk_iso_uk
IBM 50-key Model M Alphanumeric
1996
The alphanumeric layout of a 50-key IBM 4704 emulator Model M such as P/N 1395249.
Image of m50_an_1395249
IBM UltraNav SK-8835 ANSI US
2003
The US ANSI layout of an UltraNav SK-8835 keyboard.
Image of ultranav_8835_ansi_us
IBM UltraNav SK-8835 ISO UK
2003
The UK ISO layout of an UltraNav SK-8835 keyboard.
Image of ultranav_8835_iso_uk
IBM UltraNav SK-884x ANSI US
2003
The US ANSI layout of an UltraNav SK-8840, 8845, 8845RC and 8845CR keyboard or period ThinkPad.
Image of ultranav_884x_ansi_us
IBM UltraNav SK-884x ISO UK
2003
The UK ISO layout of an UltraNav SK-8840, 8845, 8845RC and 8845CR keyboard or period ThinkPad.
Image of ultranav_884x_iso_uk
Unicomp 2013 104 ANSI US
2013
The US ANSI layout of Unicomp's 104-key Model M keyboards.
Image of uni_2013_104_ansi_us
Unicomp 2013 105 ISO UK
2013
The UK ISO layout of Unicomp's 105-key Model M keyboards.
Image of uni_2013_105_iso_uk