Questions tagged [dell-optiplex]

A series of business-oriented desktop computers made by Dell. OptiPlex desktops typically use Intel processors and often include business-grade security and management features.

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21 views

Dell Optiplex 7020: Upgrade or Replace? [closed]

I currently have 2 of these: Dell Optiplex 7020 i7-4790 3.6 GHz 8 Gb RAM Mesa DRI HD Graphics 4600 ATA SK hynix SC300 2 (256 gb SDD) They are approaching their end-of-life. I really like this small ...
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75 views

Windows 10 SSD partition suddenly became Unallocated Disk Space

Is anybody familiar with this issue? Weather its the Windows 10, SSD or BIOS issue? I have this Dell Optiplex 9020, then I bough a new SSD Kingston A400 , I clean install using the latest version of ...
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13 views

Optiplex 7010 blinking amber light code 3,2

I have an optiplex 7010 tower which has an amber light on the power switch. It blinks 3 times then two. This happened in the past I just disconnected the power cord then held the black button next ...
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30 views

CMOS cleared after power loss, even though I've replaced the battery

One of my PCs will not retain its CMOS settings after power loss. This usually means that the CMOS battery is dead. I verified this with a multimeter on the CMOS battery after I removed it from the ...
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61 views

Dell Optiplex 7010 can't see 2nd sata hard drive

I have this Dell Optiplex 7010 and am trying to add a 2nd SATA hard drive that is 10tb in size. I can't seem to get it to recognize it consistently in the bios when its attached via SATA, even though ...
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16 views

Optiplex 760 recognizes PCI-Express card as SDVO

I plugged a hp nc364t network card into the PCI-Express slot of my Optiplex 760. The NIC is fully working I tested it in another PC. However the Optiplex just recognizes the NIC as a SDVO card ...
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19 views

How to enable backup BIOS for an Optiplex 790 series?

Is there a secondary or backup BIOS for OptiPlex 790 Series BIOS Revision A11 should it prove necessary to manually fix? I'm not finding anything specific for this hardware relating to a corrupted ...
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35 views

Dell Monitor blacking out

Black stripes start appearing on my Dell monitor occasionally and things come back to normal in few minutes. I have tried using a different VGA cable and even power cable but no luck. I doubt if it is ...
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34 views

Can the optiplex 790 be either vertical or horizontal? [duplicate]

Not sure which of these I have: ...the Mini Tower, Desktop, Small Form Factor, or the Ultra Small Form Factor but it's probably either the mini tower or desktop. I can say that the DVD drive ...
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73 views

OptiPlex 3010 iPXE stuck initializing devices

I am trying to PXE boot a OptiPlex 3010 (which is currently running windows 7) to windows 10 using KACE. But it seems to be getting stuck/hanging at the iPXE initialsing device... after downloading ...
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84 views

How to add Hard Drive to Dell Optiplex 330 Desktop?

I read in the manual for the Dell Optiplex 330 that I can use second HDD. Actually I want to place 2.5" SSD. But I don't even understand where can I place 3.5". Tried to remove the 1st HDD and find ...
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194 views

CMD won't switch from c: to d:

My dad's Dell Optiplex 9010 has Windows 10 as his operating system. He said it was acting weird so he restarted it. When it rebooted, it came up with the error message bad_system_config_info. It then ...
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82 views

Can Dell optiplex 9010 i7 connect to four monitors using two display port cables, one VGA and USB 3.0 to VGA?

I am a trader, I have four monitors. I am trying to connect them to a Dell Optiplex 9010 with two display ports, a VGA and two USB 3 ports. I have two display cables, USB 3.0 to VGA cables. And I ...
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82 views

Connect a Dell Latitude power adapter to an Optiplex 7040M?

I have a Dell Optiplex 7040 Micro, which is a device about the size of a flattened NUC, that uses an external 65W power adapter for its juice. Dell usually uses for every laptop they built the same ...
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81 views

I change Voltage from 220V to 110V

My dell pc Power Supply uses 220V and my country standard too. And i chage the Voltage from 220v to 110 V at the back of PSU. And suddenly makes sound and smokes after that its stops working. chance ...
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667 views

Dell Optiplex 790 - Won't power on

I have two Optiplex 790 SFF systems, both out of warranty. One system displays the yellow flashing power LED and does not power on when the button is pressed, which I know is due to a PSU failure and ...
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142 views

Dell Keyboard Mouse Bluetooth USB Dongle Lost

I have lost the Bluetooth USB dongle of Dell's wireless keyboard and mouse (it was a combined set so there was one common dongle). Is there at all a way to use them? I saw that logitech gives a ...
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2k views

How to change the Service Tag on a Dell Optiplex 9020

I recently replaced the mobo on an out-of-warranty dell optiplex 9020. I then tried to update the BIOS to latest. When I run the BIOS update exe file, I get a message saying "Cannot Update a Optiplex ...
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89 views

What does it mean if my computer beeps rapidly and doesn't stop when I turn it on?

There is serious power failure that occurs repeatedly these days in my location, and this caused my PC to shut down suddenly as the electricity goes away(I use Desktop computer.) But when there was ...
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258 views

Wierd bar appearing on screen

I have a Dell Optiplex 3050 with W10x64 Pro, nothing fancy. But every so often a bar appears in maximized programs. It is at the bottom, and it starts between the taskbar and overlaps the maximized ...
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16 views

Accessing the Debug LEDs on Dell OptiPlexes

Dell OptiPlex machines have debug LEDs on the front panel that say 1-2-3-4.  How can they be accessed from Linux/Ubuntu?  Perhaps via ACPI commands?
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78 views

Cracked wires on Dell Optiplex L280e-01 power supplies

I have 19 Dell Optiplex XE SFF computers that were manufactured between 2009 and 2013, and I've noticed a severe defect with insulation falling off of the wiring on the power supplies with early (<...
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646 views

What is the correct dual channel configuration of Dell OptiPlex 5050 (Tower) motherboard

I am unable to find any useful manual for this motherboard online which tells me the correct dual channel DIMMs config for this motherboard. Can anyone suggest me the correct DIMMs config?
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17k views

Blinking power button in yellow color on Dell Optiplex 7010

WE have Dell Optiplex 7010 model system with windows 10 pro 64 bit and system is working fine but the problem is whenever i restart the system is not booting and dell power button is keep on blinking ...
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212 views

How to calculate the number of watts for every addiotnal part to my pc?

Could you help me how to calculate the number of devices I could add to my computer safely to the limit of the power supply (290 watt) I have Dell 9020 core i5 tower pc and I want to add the ...
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3k views

Dell Optiplex 980 failure

I have a Dell Optiplex 980 that was running for years with no problem. Now it crashed, it won't start and the diagnostic digits 1 and 3 are flashing on the front panel. Is there something I can do? ...
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46 views

What would cause random turning off

My desktop (Dell Optiplex 790) is turning off about once a day. And it loses power fast, like if the plug was pulled from the wall. I ran the diagnostics and it reports that all hardware is fine. ...
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1answer
476 views

DELL Optiplex 790 Shows only 3rd LED

My Dell Optiplex 790 Machine is not starting, and only 3rd Diagnostic LED is solid. Sometimes it's starting (After a 100 times restart) Can anybody tell me what's the real issue ?
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91 views

Windows 10 Sign Out Automatically

I have an issue that when I login into windows 10, after I put in a username and password, it shows sign in and then automatically signs out without any error message. It has happened since windows 10 ...
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3answers
95 views

Booted into black screen with a flashing under score

I am having a problem with my computer, a black screen with a flashing under score. I was updating my system yesterday, then I let it update for awhile to complete and then switch it off. After ...
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1k views

dell optiplex 790 not starting

I have a dell 790 OPTIPLEX MT. First it starts and, as always, all diagnostics lights flash. Then only the 3rd diagnostic light is solid and nothing gets displayed. Nothing happens and the fans keep ...
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13k views

How are Dell's default computer names (DESKTOP-XXXXXX) generated?

How are Dell's default computer names (DESKTOP-XXXXXXX) generated? I had always assumed that the computer names were the service tag numbers since they are also 7 characters but that doesn't appear ...
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850 views

USB Drivers not installing on deployed Dell machines Windows 10

I have a number of machines to update to Windows 10 which currently run Windows 7. I am specifically having issues with Dell Optiplex 760, 360 and 380 machines. I did have a similar issue with 780's ...
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65 views

Monitor blinks on and off after RAM

I have a Dell desktop that had 8 gb of RAM. I upgraded using the crucial.com scanning tool to determine the right type of memory. At first I left in the two 4GB sticks and put the two 8 gb sticks in ...
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694 views

Determine Dell model numbers for batches of computers by IP or Service Tag?

I have ~2000 computers that I'm trying to create a database for, and see what models these are. I have the Service Tags, and the IP addresses, and I can manually go in and run a remote System ...
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2k views

Dell Optiplex 780 Upgrade

I've read multiple posts that explain issues with upgrading a Dell Optiplex 780, mainly due to issues such as a low wattage power supply and low gigabytes of RAM. What I would like to know is, what ...
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1k views

Amber power light on Dell dekstop

I've got a Dell Optiplex 745. When I turn it on at the power socket, the power light is amber. When I press the power button, the fan starts (loudly!), and the power light remains amber. The ...
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368 views

Dealing with the CS24-NV7

I just recently bought one of these to make a homelab. I was going to buy more but it seems whatever I try it will not work, I’ve tried booting ubuntu server from USB (one setup through a uui and ...
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860 views

How to detect the ammount of dedicated video RAM (on Dell)

Is it possible to increase dedicated video RAM on Dell Optiplex 990? I have 1696 available graphics memory, but I can't seem to change anything related to the dedicated video RAM anywhere even in the ...
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3k views

Getting an Optiplex 790 Desktop FF motherboard working in another case

I moved my Dell Optiplex 790 Desktop FF (form factor) motherboard into another case so I can use my EVGA 600 Watt Bronze power supply, but it will not turn on. I do not know where to put the power ...
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257 views

Dell Optiplex 210L w/ Windows 7 64-bit reserving memory for “hardware”… how to release?

I recently picked up a Dell Optiplex 210L with 1 GB of RAM. I did a clean install of Win7 64-bit and then I upgraded it to it's max of 4 GB of RAM. The BIOS reports 4 GB. Windows reports 4 GB total,...
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217 views

Sound card diagnosis

I have a Dell Optiplex 780 running Win 10. When I first started using it sound was OK, but now the volume level is so low through my external speakers that the only way I hear sound is through the ...
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875 views

Windows 10 USB Installer refuses to boot

I've decided to upgrade to Windows 10 on my Dell Optiplex 760, but the problem is when I boot from the USB, nothing happens. This is also the same on my laptop which is where I downloaded the iso from ...
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2k views

Dell Optiplex 780 sound driver windows 10 low volume

I upgraded my Dell Optiplex 780 from Win 7 to Win 10. Everything works fine except even with audio volume at 100% the sound is ...
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423 views

How do I keep my Dell OptiPlex AIO from disabling the keyboard and mouse when in HDMI in mode?

I have a Dell OptiPlex 9030 All-in-One computer, which has an HDMI in port. It seems that when it is on HDMI in mode rather than "computer" mode, it disables the keyboard and mouse--presumably because ...
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614 views

Upgrade Dell Optiplex 745 mini tower. [closed]

I have Dell optiplex 745 mini tower with Intel core 2 duo(2.40 GHz 2.39 GHz), 2GB RAM, 500GB HDD SATA 7200RPM. Could any one tell me which graphics card will be suitable for it so that I can play CS:...
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237 views

Can't unlock Widows 7 domain connected pc [duplicate]

My school was giving away old broken Dell Optiplex 745s away, so after working on it for a few days, I got it to work. But when I turned it on, it was still connected to the schools domain. So when I ...
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814 views

Windows 7 Multiple monitor issue

I've got the following config: Windows 7 with dual monitors on a DELL Optiplex 7020 When I'm leaving my screen for an hour or so and after I get back, the first screen refuses to "get back to work" ...
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5k views

The keyboard and mouse both stop working at the same time

I am helping someone with an odd keyboard and mouse issue. Her keyboard and mouse will both stop working at random times. There is no pattern to it, just completely random. I can connect to her ...
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4k views

Windows 7 PC stuck in boot loop after RAM upgrade

I just upgraded a Dell Optiplex 980 desktop PC (with a Core i5-650 CPU) from its previous 2x2GB (4GB total) of RAM to a new 4x4GB (16GB total). This is the maximum it should support, according to the ...