compaq evo notebook n800c series User Manual
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1–16Maintenance and Service Guide Product Description 1.5 Design Overview This section presents a design overview of key parts and features of the computer. Refer to Chapter 3, “Illustrated Parts Catalog,” to identify replacement parts, and Chapter 5, “Removal and Replacement Procedures,” for disassembly steps. The system board provides the following device connections: ■Memory expansion board ■Hard drive ■Display ■Keyboard/TouchPad or pointing stick ■Audio ■Intel Mobile Pentium 4 processors with...
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Maintenance and Service Guide2–1 2 Troubleshooting ÅWARNING: Only authorized technicians trained by Compaq should repair this equipment. All troubleshooting and repair procedures are detailed to allow only subassembly/module level repair. Because of the complexity of the individual boards and subassemblies, no one should attempt to make repairs at the component level or to make modifications to any printed wiring board. Improper repairs can create a safety hazard. Any indication of component...
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2–2Maintenance and Service Guide Troubleshooting ■Compaq Diagnostics—A system information and diagnostic utility that is used within your Windows operating system. Use this utility whenever possible to: ❏Display system information. ❏Test system components. ❏Troubleshoot a device configuration problem in Windows 2000, Windows XP Professional, or Windows XP Home. ✎It is not necessary to configure a device connected to a USB connector on the computer or an optional docking base. Using Computer Setup...
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Troubleshooting Maintenance and Service Guide2–3 Selecting from the File Menu Table 2-1 File Menu Select To Do This System Information■View identification information about the computer, a docking base, and any battery packs in the system. ■View specification information about the processor, memory and cache size, and system ROM. Save to Floppy Save system configuration settings to a diskette. Restore from Floppy Restore system configuration settings from a diskette. Restore Defaults Replace...
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2–4Maintenance and Service Guide Troubleshooting Selecting from the Security Menu Table 2-2 Security Menu Select To Do This Setup Password Enter, change, or delete a setup password. (The setup password is called an administrator password in Compaq Computer Security, a program accessed from the Windows Control Panel.) Power-on Password Enter, change, or delete a power-on password. DriveLock Passwords Enable/disable DriveLock; change a DriveLock User or Master password. ✎DriveLock Settings are...
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Troubleshooting Maintenance and Service Guide2–5 Selecting from the Advanced Menu Table 2-3 Advanced Menu Select To Do This Language (or press F2) Change the Computer Setup language. Boot Options Enable/Disable: ■QuickBoot, which starts the computer more quickly by eliminating some startup tests. (If you suspect a memory failure and want to test memory automatically during startup, disable QuickBoot.) ■MultiBoot, which sets a startup sequence that can include most bootable devices and media in the...
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2–6Maintenance and Service Guide Troubleshooting Device Options (continued)■Change the parallel port mode from EPP (Enhanced Parallel Port [default]) to standard, bidirectional, EPP or ECP (Enhanced Capabilities Port). ■Set video-out mode to NTSC (default), PAL, NTSC-J, or PAL-M.* ■Enable/disable all settings in the SpeedStep window. (When Disable is selected, the computer runs in Battery Optimized mode.) ■Specify how the computer recognizes multiple identical docking bases that are identically...
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Troubleshooting Maintenance and Service Guide2–7 2.2 Using Compaq Diagnostics When you access Compaq Diagnostics, a scan of all system components is displayed on the screen before the Compaq Diagnostics window opens. You can display more or less information from anywhere within Compaq Diagnostics by selecting Level on the menu bar. Compaq Diagnostics is designed to test Compaq components. If non-Compaq components are tested, the results may be inconclusive. Obtaining, Saving, or Printing...
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2–8Maintenance and Service Guide Troubleshooting Obtaining, Saving, or Printing Diagnostic Test Information 1. Access Compaq Diagnostics by selecting Start > Settings > Control Panel > Compaq Diagnostics. 2. Select the Te s t tab. 3. In the scroll box, select the category or device you want to test. 4. Select a test type: ❏Quick Test—Runs a quick, general test on each device in a selected category. ❏Complete Test—Performs maximum testing on each device in a selected category. ❏Custom Test—Performs...
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Troubleshooting Maintenance and Service Guide2–9 5. Select a test mode: ❏Interactive Mode—Provides maximum control over the testing process. You determine whether the test was passed or failed and may be prompted to insert or remove devices. ❏Unattended Mode—Does not display prompts. If errors are found, they are displayed when testing is complete. 6. Select the Begin Testing button. 7. Select a tab to view a test report: ❏Status tab—Summarizes the tests run, passed, and failed during the current...