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Maintenance and Service Guide iii

Contents

1 Product Description

1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–2

1.2 Resetting the Computer. . . . . . . . . . . . . . . . . . . . . . . 1–4

1.3 Power Management. . . . . . . . . . . . . . . . . . . . . . . . . . 1–5

1.4 External Components . . . . . . . . . . . . . . . . . . . . . . . . 1–6

1.5 Design Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . 1–22

2 Troubleshooting

2.1 Computer Setup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–1

Using Computer Setup . . . . . . . . . . . . . . . . . . . . . . . 2–1

Selecting from the Main Menu . . . . . . . . . . . . . . . . . 2–2

Selecting from the Security Menu . . . . . . . . . . . . . . 2–3

Selecting from the Advanced Menu . . . . . . . . . . . . . 2–4

Selecting from the Tools Menu. . . . . . . . . . . . . . . . . 2–4

2.2 Troubleshooting Flowcharts . . . . . . . . . . . . . . . . . . . 2–5

3 Software Update and Recovery

3.1 Software Updates . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–1

Accessing Computer Information . . . . . . . . . . . . . . . 3–2

Obtaining the Support Software CD . . . . . . . . . . . . . 3–3

Software Updates and the HP Web Site . . . . . . . . . . 3–3

HP Compaq nc6220 Maintenance And Service Guide

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