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Power supply problems – Lenovo 3000 C305 All-In-One User Manual

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Chapter 6. Symptom-to-FRU Index

23

Error

FRU/Action

The boot sector on the start-up
drive is corrupted.

The drive must be formatted do the
following:
1. Attempt to back-up the data on

the failing hard disk drive.

2. Using the operating systems

programs format the hard disk
drive.

The drive is defective.

Replace the hard disk drive.

Power Supply Problems

If you suspect a power problem, use the following procedures.

Check/Verify

FRU/Action

Check the following for proper
installation.

Power Cord

On/Off Switch connector

On/Off Switch Power Supply

connector
System Board Power Supply

connectors
Microprocessor(s) connection

Reseat connectors

Check the power cord for continuity. Power Cord
Check the power-on switch for
continuity.

Power-on Switch

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