optiplex

  1. E

    Troublesome Fan Noise -- Hardware Malfunction?

    I recently bought a refurbished Dell Optiplex 2020 SFF, which ran excellently on startup. Shortly after, I upgraded it with a 315w power supply, and an Nvidia GeForce GT 1030 graphics card, which have both been operating excellently so far. However, yesterday, a loud fan noise started from the...
  2. JohnCross

    Dell Optiplex 740: Power switch Green flash

    I'm trying to find a definitive, possible/likely cause for the following scenario: Power outage a few days ago due to hurricane (no voltage spikes or any other apparent, similar issues) - Power restored, everything normal - Hit power switch on PC: Nothing but flashing Green. - No Amber - No...
  3. D

    Installing NVIDIA Quadro K620 on Dell Optiplex 980 SFF

    As the title says, I wish to install the NVIDIA Quadro K620 onto my Optiplex 980 SFF. Every time I try to uninstall the current ATI Radeon HD 3450 graphics card that came with the computer, it reinstalls itself. When I place the K620 in and uninstall the 3450 then it works, but then I try to...
  4. C

    Solved USB Headset not working properly on Dell Optiplex 780

    My headset is a RIG500 Series. It has 2 separate ear cups with wires that lead into one male jack. You plug that into a female jack that leads to a USB. The issue is that my computer will only accept it as headphones or a microphone at a time, it wont accept it as both at the same time. When it...
  5. W

    The Dell hell

    Hallo all my tech happy friends. I recently acquired this fine little machine (https://www.cnet.com/products/dell-optiplex-7010-dt-core-i7-3770-3-4-ghz-4-gb-128-gb/specs/) With the intend to move the hardware to another case, and do some slight upgrading, in the form of some new graphics, a...
  6. R

    Booting problems

    The computer in question is a Dell OptiPlex 755 series revision something. I can't remember the rest and I don't know how to find it on the computer. I do rememer it had a TR of memory space but I don't remember what other specs it has. I can't download the SysInfo utility for this computer...
  7. P

    Turned Secure boot mode on, Monitor stopped displaying

    Hey guys, I'm new here and need immediate help. I did something stupid, I admit that. My PC is a dell optiplex 3020 with 4GBs of Ram, 2GB Nvidia geforce 620, windows 10. 2 days ago the PC was stuck on 'restarting', so I force shut down it. After that when I turned it on, It said 'Installing...
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