HP DX7400 VGA DRIVER

System unable to power on. Ensure that the computer air vents are not blocked and the processor cooling fan is running. Enable digital CD audio. Upgrade the graphics solution. If possible, replace the cable. Refer to the following Helpful Hintshelpful hints section in this guide. Power LED flashes Red ten times, once every second, followed by a two second pause, and the computer beeps ten times.

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If the processor fan is not spinning, make sure the fan’s cable is plugged onto the system board header.

HP Compaq dx Small Form Factor PC – Marc Computers, Mumbai | ID:

Open hood, press power button, and see if the processor fan spins. This page requires Javascript.

Verify that you are using the correct vva for the drive. If the USB device requires AC power, be sure one end is connected to the device and one end is connected to a live outlet.

If the graphics controller was dx400, the correct graphics drivers may not be loaded. Software Microsoft Office Preloaded. Refer to the previous section for a list of compatible cards. Ethernet, Fast Ethernet, Gigabit Ethernet. Please try again shortly. See your browser’s documentation for specific instructions.

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Check that the voltage selector, located on the rear of the power supply on some models, is set to the appropriate voltage.

Microsoft Windows Vista Business.

Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times. Shut vgga the computer and contact HP for a replacement enclosure. Press the Num Lock key. Replace the device that is causing the failure. Replace the damaged disk.

HP Compaq dx7400 Small Form Factor PC

Open the hood and ensure the 4- or 6-wire bp supply cable is seated into the connector on the system board. Wake-on-LAN is not enabled. Image is not centered. Solving Display Problems If you encounter display problems, see the documentation that came with the monitor and to the common causes and solutions listed in the following table.

Shut down the computer using the keyboard then restart the computer. This chapter provides information on how to identify and correct minor problems, such as diskette drive, hard drive, optical drive, graphics, audio, memory, and software problems. You are reading the wrong drive.

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Headphones or devices connected to the line-out connector mute the internal speaker. Voltage selector switch on rear of computer chassis some models not switched to correct line voltage V or V. Wake the computer by pressing any key on the keyboard or xd7400 the power button.

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HP Compaq dx7400 Business PC Service Reference Guide – Troubleshooting Without Diagnostics

Movie will not play in the DVD drive. System has locked up. Virus resident on the hard drive. Replace the power supply.

If you recently installed new software, uninstall the software and see if the computer functions properly. Disable monitor energy saver feature. Install the correct printer driver for the application. Javascript is disabled in this browser.