Contents

1 Product Description

Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–2

1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–8

1.2 Clearing a Password . . . . . . . . . . . . . . . . . . . . . . . . . 1–10

1.3 Power Management . . . . . . . . . . . . . . . . . . . . . . . . . 1–11

1.4 Computer External Components . . . . . . . . . . . . . . . 1–12

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

2 Troubleshooting

Using the PhoenixBIOS Setup Utility . . . . . . . . . . . . . . . 2–1Troubleshooting Flowcharts. . . . . . . . . . . . . . . . . . . . . . . 2–2Initial Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . 2–32.2 No Power, Part 1 . . . . . . . . . . . . . . . . . . . . . . . . . 2–42.3 No Power, Part 2 . . . . . . . . . . . . . . . . . . . . . . . . . 2–52.4 No Power, Part 3 . . . . . . . . . . . . . . . . . . . . . . . . . 2–62.5 No Power, Part 4 . . . . . . . . . . . . . . . . . . . . . . . . . 2–72.6 No Video, Part 1 . . . . . . . . . . . . . . . . . . . . . . . . . 2–82.7 No Video, Part 2 . . . . . . . . . . . . . . . . . . . . . . . . . 2–9

2.8 Nonfunctioning Docking Station

(if applicable). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–102.9 No Operating System (OS) Loading . . . . . . . . . 2–112.10 No OS Loading from Hard Drive, Part 1. . . . . 2–12 2.11 No OS Loading from Hard Drive, Part 2. . . . . 2–13 2.12 No OS Loading from Hard Drive, Part 3. . . . . 2–14 2.13 No OS Loading from Diskette Drive. . . . . . . . 2–15 2.14 No OS Loading from CD- or

DVD-ROM Drive . . . . . . . . . . . . . . . . . . . . . . . . . . 2–16 2.15 No Audio, Part 1 . . . . . . . . . . . . . . . . . . . . . . . 2–17

Maintenance and Service Guide

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Compaq N160 manual Contents