Lenovo d20 4158 Manual Do Equipamento

Chapter 10. Replacing FRUs (Type 4105, 4157, 4217)

Important

Before you replace any FRU, read Chapter 2, “Safety information,” on page 3.
These precautions and guidelines will help you work safely.

FRU replacements are to be done by trained service technicians only.

This chapter does not contain a remove and replace procedure for all FRUs. Only
the major FRUs are documented.