Power, keyboard, and mouse extension cables Too many devices on a power strip Multiple power strips connected to the same electrical outlet. I have a Optiplex GX as you and I have installed windows 7 ultimate from the net. Run the speaker diagnostics. Sounds like a hardware problem. That should be a full set of unofficial Dell drivers actually. Ensure that the printer is turned on. Inspiron , Wireless and Audio stopped working.

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I was wondering why I was finding some drivers for this systems for Vista which listed this model as compatible.

I have seen many people with the same issue in the forums, is the audio driver that is on the webpage wrong or there is some kind of problem. Ensure that the main power cable and front panel cable are securely connected to the system board.

Replace the dell optiplex gx620 sound card only with the same or equivalent type recommended by the manufacturer. The SoundMAX audio driver can be obtained from Windows Update, though if you want to isolate it for deployment purposes, you’ll need to follow my instructions here: I would be interested in knowing if they all install for you as I will create a wiki about it for future use.

Dell Tech said, it’s not compatible. I have installed Windows 7 on the system and it works fine with exception of Audio. If you need technical assistance for your dell optiplex gx620 sound card, contact the printer’s manufacturer.


If not I recommend you upgrade them using crucial memory or install the 32 bit version of Windows 7, upgrading the RAM to 4 GB is more recommended. Follow the instructions on the screen.

No sound in Dell OPTIPLEX GX and Windows 7. – Microsoft Community

There are Windows 7 drivers for GX in both 32 and 64bit flavours. Reinstall the audio driver. Ensure that your computer meets the minimum hardware requirements needed to run the software.

Reseat the power cable into both the power connector on the back of the computer and the electrical outlet. Unofficially dell optiplex gx620 sound card will definitely work with the 32 bit and is highly likely to work with the 64 bit.

Ccard is a compaq driver, but life goes on.

No sound from Precision T Click the Hardware tab. That should optiplec a full set of unofficial Dell drivers actually. Click Sounds and Audio Devices. Press a optiiplex on the keyboard or move the mouse to resume normal operation. Save and close any open files or programs and shut down your computer through the Start menu. You would need to contact Dell dell optiplex gx620 sound card to see if they will support Win 7 on this model.

Click the Tools tab. Three months ago, we managed to install Windows 7 – 64 bit successfully with just even 2 GB memory and was working fine. Under System Managementselect the Maintenance option and follow the directions on the screen.


If the power light is lit or blinking, the monitor has power. From posts on this forum, aound users that want to run an Operating System that is not supported by Dell have installed Dell optiplex gx620 sound card sound cards that will support the Operating System.

There is a danger of a new battery exploding if it is incorrectly installed. Also let me know the video card.

Hope this works for you too. If necessary, uninstall and then reinstall the program. InspironWireless and Audio stopped working.

To avoid any potential installation incompatibilities on your OEM system, Intel recommends that you optiplrx with your OEM and use the software provided via your system dell optiplex gx620 sound card.

I Also tried using in it opitplex microphone jack and it didnt work. Then enter system setup and ensure that the Serial Port 1 setting or the Serial Port 2 settings if you have an optional serial port adapter installed or the LPT Port Mode setting matches the recommended settings.