Lenovo 8098 manual Replacing FRUs Types 8143, 8144, 8146, 8422, 8423

Chapter 9. Replacing FRUs (Types 8143, 8144, 8146, 8422, 8423, and 8427)

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 in this manual.

Important

Before you install or remove any FRU, read Chapter 2, “Safety information,” on page 5. These precautions and guidelines will help you work safely.

Locating controls and connectors on the front of the computer

This section shows the various external connectors on the computer to which you can attach external devices.

1

3

9

4

1	IEEE 1394 connector	4	Microphone connector
2	USB connector	5	Headphone connector
3	USB connector

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