Lay the Dell Optiplex GX down on a clean flat surface with the rear towards you. If the computer functions correctly, your other keyboard or mouse is bad. Test the device that is having problems on another computer to ensure that it is not the problem. If the keyboard or mouse resumes working, the other port is bad. If you are replacing the motherboard refer to the great iFixit guide for removing the CPU. If the direction is switched, the new capacitor will fail.
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If the direction deell 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. You will need to know for the next step.
EIther try the disc in another computer or insert a disk that you know works correctly to make sure the disc is del the problem. Disconnect the optical drive ribbon cable by gently pulling the orange tab away from the motherboard. If your system clock is consistently incorrect even after you change it, your internal battery may need to be replaced. If the computer functions correctly, your other keyboard or mouse is bad.
If your computer makes normal startup sounds, the display is on, and connected properly but remains black, you may have a bad monitor or motherboard. If your computer starts successfully, and you have tested a keyboard and mouse that dfll, your motherboard may need to be delp by following the motherboard removal guide.
Tools Buy these tools. Follow the guide to remove OptiPlex GX main fanthen look at the seams on the tops of the capacitors near the processor heat sink. If your computer turns on when the power button is pressed, but fails to detect an operating system djsplay bootable drive. To reassemble your device, follow these instructions in reverse order. Follow the guide to remove the man fan and check that there are no cables or other debris in the fan.
Wiggle desoldered leads to verify they’re free, and never pull on any that aren’t. 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 thumbs until it comes off. I did not complete this guide. If the keyboard or mouse resumes working, the other port is bad.
If you are replacing the motherboard refer to the great iFixit guide for removing the CPU. Author with 6 other contributors.
Install the new capacitor in the holes left by the old one, then solder it into place. Time Required 20 – 40 minutes. Kevin Schapansky Member since: If you have a second mouse or keyboard, plug them into the computer and restart it to see if they work. If you are sure your computer dixplay plugged into a working outlet and the power capacitors look okay, you may need to replace your power supply. Ddll 2 Main Fan.
Dell OptiPlex GX Troubleshooting – iFixit
Test the dipslay that is having problems on another computer to ensure that it is not the problem. Desoldering can damage motherboards, so first practice on a board you don’t need.
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. If your computer does not make any sounds or output any video when the power button is pressed, there may be a problem with the electrical socket, power capacitors, or power supply.
From the rear of the PC, push the ports in while lifting the motherboard up and flipping it away from you. Kevin Schapansky and 6 disply contributors. Thanks a lot, really. If any of them are split dis;lay there appears to be a powder leaking from them, you have blown power capacitors.
Dell OptiPlex GX260 Power Capacitor Replacement
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 displau.
In order to complete this guide you must be able to solder. If the computer is still not powering on, verify that the outlet works by plugging in another appliance such as a fan or lamp.