IBM ThinkPad 365C 2625 Maintenance Manual page 170

Note
To remove the cable, do steps 6 and 7.
When reinstalling the cable, make sure the cable end with
the letter P is installed in the system board connector. The
end with the letter K should be installed in the keyboard
card connector. (The letters should be facing you when
you install the cable from the front of the machine.)
K
P
7
5
6
4
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IBM Mobile Systems - ThinkPad HMM Volume 3