Read the information and decide whether it relates to the issue you are troubleshooting. Cause Solution Processor resources are being used by other open Shut down all open processor-intensive applications. Post a new question here Loosen the four captive screws that secure the heatsink to the system board. Cause Solution RTC real-time clock battery may need to be replaced. These memory sockets are populated with at least one preinstalled DIMM.

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Related Items View other Compaq Desktops: We were unable to retrieve the list of drivers for your product. Hard drive group boot priority – set priority within the group. To do so, insert a flat screwdriver into the knockout plate slot A and rotate the screwdriver to break the knockout plate out of the chassis.

HP Compaq dx2290 Microtower PC User Guides

Cause Solution Monitor cable is plugged into the wrong connector. The Help and Support Center displays. Table D Solving Network Problems continued Network controller stops working without apparent cause.

Table D-5 Solving Media Card Reader Problems continued A write-protected or locked error occurs when attempting to write to the media card.

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HP dx2290 – Microtower PC Service & Reference Manual

If you encounter problems with the computer, refer to the tables in this chapter for probable causes and recommended solutions. Ask a New Question Use the box below to post a new question about Compaq dx Align the four guides on the bottom of the hard disk drive cage with the holes on the back of the chassis, adio then slide it down toward the bottom of the chassis until vompaq locks into place.


Under Automatic dx22990 points, select the disk that you want to create a restore point for. An electronic device exposed to electrostatic discharge ESD may not appear to be affected at all and can work perfectly throughout a normal cycle. System Information – Lists the following main system specifications:. Removing the diskette or hard disk drive NOTE: Page 42 With the card aligned so the mounting bracket will fit firmly against the computer audiio, slide the expansion card into the expansion socket and press it firmly into place.

Page 52 Lift the hard disk drive cage out of the chassis, and then remove the hard disk drive cables.

Select all Deselect all. Page 39 Open both latches of the memory module socket 1and insert the memory module into the socket 2. To assist you in resolving problems online, HP Instant Support Professional Edition provides you with self-solve diagnostics. Intel Pentium processors with alcohol pad and copaq grease.


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HP Compaq dx Microtower PC User Guides | HP® Customer Support

Cause Solution Mouse roller ball or the rotating encoder shafts that make Remove roller ball cover from the bottom of the mouse and contact with the ball are dirty.

Tech support scams are an industry-wide issue where scammers attempt to trick you into paying for unnecessary technical support services. Enter text from picture: Run virus protection program. Click Help and Support. Loosen the captive screw A that secures the access panel to the PC chassis.

For most drive cables, use a gentle rocking motion to free the plug. They may have standard or metric threads and may be of different lengths.

To recover from the Boot Block recovery mode complete the following steps:. Post a new question here This will reset all BIOS setup opt ions to their default.