User`s guide

Contents
Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
1 Troubleshooting Strategy
1.1 Troubleshooting the System . . . . . . . . . . . . . . . . . . . . . . . . 1–1
1.1.1 Problem Categories . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–2
1.2 Service Tools and Utilities . . . . . . . . . . . . . . . . . . . . . . . . . 1–7
1.3 Information Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–9
2 Power-Up Diagnostics and Display
2.1 Interpreting Error Beep Codes . . . . . . . . . . . . . . . . . . . . . . 2–2
2.1.1 SROM Memory Power-Up Tests . . . . . . . . . . . . . . . . . . 2–3
2.2 Power-Up Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–7
2.2.1 Console Event Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–8
2.3 Mass Storage Problems Indicated at Power-Up . . . . . . . . . 2–9
2.4 Storage Device LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–11
2.5 EISA Bus Problems Indicated at Power-Up . . . . . . . . . . . . 2–14
2.5.1 Additional EISA Troubleshooting Tips . . . . . . . . . . . . . 2–15
2.6 PCI Bus Problems Indicated at Power-Up . . . . . . . . . . . . . 2–16
2.7 Fail-Safe Loader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–17
2.7.1 Fail-Safe Loader Functions . . . . . . . . . . . . . . . . . . . . . 2–17
2.7.2 Activating the Fail-Safe Loader . . . . . . . . . . . . . . . . . . 2–17
2.8 Power-Up Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–19
2.8.1 AC Power-Up Sequence . . . . . . . . . . . . . . . . . . . . . . . . 2–19
2.8.2 DC Power-Up Sequence . . . . . . . . . . . . . . . . . . . . . . . . 2–20
2.9 Firmware Power-Up Diagnostics . . . . . . . . . . . . . . . . . . . . 2–20
2.9.1 Serial ROM Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . 2–20
2.9.2 Console Firmware-Based Diagnostics . . . . . . . . . . . . . . 2–21
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