Lenovo 28155YU Laptop User Manual


 
Table 1. FRU tests (continued)
FRU Applicable test
Touch Pad If the Touch Pad does not work, check the configuration as
specified in the BIOS Setup Utility. If the Touch Pad is disabled,
select Automatic to enable it. If enabling the Touch Pad does not
correct the problem, continue with the following:
v Interactive Tests --> Mouse
50 ThinkPad T400s Hardware Maintenance Manual