Use this information to solve optional-device problems.
Table 1. Optional-device problems and actions.
The optional device's problems and actions table with one level of row and column headers.
Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved.
If an action step is preceded by (Trained technician only), that step must be performed only by a trained technician.
Go to the Support website at the Lenovo Support Portal to check for technical information, hints, tips, and new device drivers or to submit a request for information.
Symptom
Action
An optional device that was just installed does not work.