Kevin Schapansky and 6 other contributors. Step 10 Power Capacitor. If any of them are split or there appears to be a powder leaking from them, you have blown power capacitors. If your are having trouble with your Ethernet or audio port, ensure that the drivers you have installed are not corrupt or missing by inserting the Dell Driver Disc and following the instructions to reinstall the drivers. If the direction is switched, the new capacitor will fail.

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If your computer starts successfully, and you have tested a keyboard and mouse that work, your motherboard may need to be replaced by following the motherboard removal guide.

Ensure that the new capacitor is inserted with the positive lead mark facing the same direction as the old capacitor. Kevin Schapansky Member since: If the computer is still not powering on, verify that the outlet works by plugging in another appliance such as a fan or gx2600. Follow the guide to remove the man fan and check that there are no cables or other debris in the fan.

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If you are having problems with dixplay or more of the devices attached to the motherboard, your drivers may be corrupted or you may have a bad motherboard. EIther try the disc in another computer or insert a disk that you know works correctly to make sure the disc is not the problem.

If any of them are split or there appears to be a powder leaking from them, you have blown power capacitors. Step 10 Power Capacitor.

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Install the new capacitor in the holes left by the old one, then solder it into place. Tools Buy these tools. Test the device that is having problems on another computer to ensure that it is not the problem.

RAM & SSD Upgrades | Dell OptiPlex GX Series | Crucial UK

delll To replace your internal battery, follow the guide to open the casethen locate the button cell battery near the back of the motherboard and replace it. If you are sure that your display is functioning correctly, you may need to replace your motherboard by following the motherboard removal guide.

You will need to know for the next step. Lay the Dell Optiplex GX down on a clean flat surface with the rear towards you. Disconnect the optical drive ribbon cable by gently pulling the orange tab away from the motherboard.

If you have a USB keyboard or mouse, try plugging it into another port. Author with 6 other contributors.

If you are sure your computer is plugged into a working outlet and the power capacitors look okay, you may need to replace your power supply. If the keyboard or displaj resumes working, the other port is bad. If your computer does not detect your hard drive, it may need to be replaced by following the hard drive removal guide.

You will have to get proper replacement capacitors by looking at the markings on the blown ones. Thanks a lot, really. Ensure that the computer is plugged in and that the red switch on the back of the power supply is set to the correct setting based on your location. On the rear of the desktop, push the two circled black buttons straight in with a small pointed object while pulling up on the fan. If your computer turns on when the power button is pressed, but fails to detect an operating system or bootable drive.

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Disconnect the floppy drive drive ribbon cable by gently pulling the black tab away from the motherboard.

Dell OptiPlex GX260 Power Capacitor Replacement

Insert the flat end of a spudger into the slot in the motherboard mounting plate and press the release tab while pushing the extension plate to the right with your vell until it comes off. To reassemble your device, follow these instructions in reverse order.

I did not complete this guide. If your system clock is consistently incorrect even after you change it, your internal battery may need to be replaced.

Dell OptiPlex GX260 Troubleshooting

Single Step Full Guide. If the direction is switched, the new capacitor will fail. If you have another computer, you can check if your monitor is working by plugging it into the other computer.