Compaq Personal Computer manual Display Problems, If the Notebook Is On, But the Screen Is Blank

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Troubleshooting

Display Problems

If the Notebook Is On, But the Screen Is Blank

■Move the mouse or tap the TouchPad. This will wake the display if it is in Display-off mode.

■If the notebook is cold, allow it to warm up.

If the Screen Is Difficult to Read

■Set the display resolution to its default setting of 1024 × 768 or higher, depending on your model, by selecting Start > Control Panel > Appearance and Themes > Display.

■Adjust the size of the desktop icons and labels.

■Adjust the brightness of the screen.

If an External Display Does Not Work

■Check the connections.

■The external monitor may not be detected. In the BIOS Setup utility, try setting Video Display Device to Both in the System Devices menu.

■If you are using a TV connected to the optional S-Video port, you must activate the TV.

■Install the driver or .inf file for your specific monitor

❏Select the external monitor as the primary display device in the display properties

❏Continue to toggle Fn+F5 until the external display is enabled.

4–2	Startup Guide

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Contents Startup Guide Page Contents Index Battery Packs and Power ManagementTroubleshooting Important Safety Information Getting Started with Your NotebookIdentifying Parts of the Notebook Front Panel and Right Panel Components Left Panel and Back Panel Components Bottom Panel Components Status Lights Getting Started with Your Notebook Setting Up Your Notebook Insert the Battery PackConnect AC Power Connect a Phone Line Turn On the Notebook Using the Documentation CD Set Up WindowsBasic Operation Operating Your NotebookDefault Power Settings Power mode To enter this mode FunctionTo Reset the Notebook To Change the Boot DeviceTouchPad on-off button and indicator light To Use the TouchPadTo Use the Tap to Click Function of the TouchPad To Use the Function Hot Keys This hot key Does thisTo Write to DVD Media Select Models Only Using CDs or DVDsTo Play DVD Movies To Connect a TV to Your Notebook Select Models Only Battery Packs and Power Management Using Battery PowerTo Check Battery Status From the Windows taskbarTo Respond to a Low-Battery Warning To Recharge the Battery PackTo Get the Most from Your Battery Packs Battery Packs and Power Management Disposing of a Used Battery Pack Troubleshooting Troubleshooting Your NotebookDisplay Problems If the Notebook Is On, But the Screen Is BlankIf the Screen Is Difficult to Read If an External Display Does Not WorkHard Drive Problems Keyboard and Pointing Device ProblemsIf the Notebook Hard Drive Does Not Spin If Files Are CorruptedIf the Notebook Stops Responding Performance ProblemsIf the TouchPad Does Not Work Power and Battery Pack Problems If the Notebook Turns Off Immediately After It Turns OnIf the Notebook Will Not Boot from Battery Power Startup ProblemsIf the Notebook Does Not Respond When You Turn It On Configuring Your Notebook To Run the Bios Setup UtilityMain Menu Using System Recovery Features Updating Software and Drivers from the WebSafeguarding Your Data Operating System OS CD Repair OS CD Reinstall Reinstalling Drivers Restoring Software ApplicationsIndex Documentation Library CD 1-12 drivers Startup Guide Index-3 Index-4 Startup Guide