Lenovo KEYBOARDS EXTERNAL
54Y9331
is compatible in the following Models:
Lenovo ThinkCentre M Series desktops
ThinkCentre M92p - 32123132
ThinkCentre M92z - 3322202004366
ThinkCentre M90 - 3692136000692
ThinkCentre M90p - 3853A16
Lenovo ThinkStation E Series workstations
ThinkStation E31 - 36938066511
Lenovo ThinkStation S Series workstations
ThinkStation S30 - 060611565002LB