ThinkPad, Laptop, models:

E550	User Manual
Edge E420	Setup Poster
Edge E440	User Manual
Edge E530	Hardware Maintenance Manual
Edge E540	Hardware Maintenance Manual
Helix 20CG	User Manual
S540	User Manual
T420s	Hardware Maintenance Manual
T440p	Hardware Maintenance Manual
T480s	Hardware Maintenance Manual
X100e	Hardware Maintenance Manual
X131e	Hardware Maintenance Manual
Yoga 11e 5th Gen	User Manual
Yoga 14	Hardware Maintenance Manual
Yoga14	User Manual
Z61e	Hardware Maintenance Manual