5,213 Topics
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| | hi guys Black screen appears when I try to use my laptop webcam. I’ve already: Uninstalled and reinstalled the webcam driver[.](null) Checked privacy settings to ensure the webcam is enabled. Checked for hardware changes. Despite these efforts, the issue persists. I have an interview coming up and urgently need to …  |
| | Well, I have a Dell Inspiron 5558 and it has been a great laptop for me, after few years I got a crack in the lcd back cover and the hinges were not in good condition so I decided to change it myself, I watched some videos about replacing the …  |
| | i am doing a project which focus on the detection of the railway of the RGV system. the system can be seen as the situation that there is a car on the railway and it has IMU，i need the 3D acceleration sensors to collect z axis data to analyse wether …  |
 | OCR (Optical Character Recognition) is a technology that enables the conversion of images or scanned documents into machine-readable text. OCR software uses algorithms and machine learning models to recognize and extract text characters from an image, which can then be converted into an editable and searchable format. OCR technology has … |
| | Sunday morning I turn on my computer and I see it’s blinking on and off. Normally it blinks on and off to like boot up or something. I connect my dell laptop to my external monitor. I use a cable with hdmi and the display part on the other side. … |
| | One night I turned off my computer. The next day it wouldnt turn on. The power light comes on and blinks rapidly, now I cant get it to turn off or on. There is no boot up, no nothing. I real new to messing with computers so Ive been hesitant … |
| | I'm dealing with an Optiplex GX280 that was randomly freezing and then randomly shutting down. After a little bit it stopped turning on altogether and the only things that would happen were that I would get a yellow light and I could here the CPU fan speeding up to it's …  |
| | Hi, I have a Lenovo Legion 5 laptop that I got into the advanced bios of (way past my warranty btw) and have overclocked the memory so far to 3600MT/s and am looking to move the vsoc value from the 0.925-0.93V to 1V however my bios doesn’t show simple numbers, … |
| | I was playing some Vr when the game suddenly froze. I went over to my Pc and everything was frozen, I couldn't move the mouse, and the keyboard wasn't doing anything. I tried to turn it off from the power button and that wasn't doing anything. After around 5 minutes … |
| | Every time I turn on the power supply it makes a fast but pretty quiet clicking noise then the cpu cooler fan and power button blink rapidly and the cpu cooler fan turns on and off like it’s giving small surges of power Not sure what’s happening. It’s my first …  |
 | Hi all... I have a problem with the computer not booting from the hard drive, where as if I look at the BIOS setup the hard drive is recognized. I'm using a motherboard from Asus H110M-E M2 thanks for advance |
| | My computer's monitor is showing no signal and cpu's red light blinks a few seconds after me switching on cpu.i had used it a day before with no problem.os is windows 8.1. |
 | So you've lost access to your data through hardware failure or accidental erasure. What do you do? Like most cyber-warriors you naturally turn to the Internet, be that via a Google search or YouTube video, for help. That's a big mistake says [Kroll Ontrack](https://www.krollontrack.co.uk/blog/), a data recovery specialist, as self-inflicted …  |
 | When I pressed the on button, it started for a second and then stopped. It then repeated this process every 4 or 5 seconds without me touching the on button again. before the problem I was have Intel core 2 duo E5700 Motherbord : G41m sp20 ms-7592 I replaced the … |
| | These are the topics relevant to my field of study |
| | Hey guys, I have a Compaq presario C700 which is quite old. There was a power fluctuation at place due to which the laptop was shut down suddenly. It is not starting up now, nor is the fan working. When I switch it on, the led lights pop up, but …  |
| | Write a program which asks the user to open a bank account either Current or Savings. Your program will display the following menu at the start: Press 1 for Current Account Press 2 for Savings Account On the selection of account type, the user will open an account by providing … |
| | I have a Gateway P6822 that has been upgraded with an SSD running Win 10 64 bit. Recently it started hanging on the startup screen. This is the screen that apears after pressing the power button that says press F2 for bios setup and F10 for Boot options. Sometimes it … |
 | dell inspiron 2200 power led is on and the fan is spinning, internal hdd is on (i can feel its vibration and ticking on start) but there is no picture on display (even the dell logo is not showing). I can touch the gpu chip and is getting a little … |
| | Hi. Just bought a new pc,intel i7 2600 (integrated intel hd 2000),4x2 ram,1tb hdd. Worked normal for a couple of hours of gaming (ETS2,idk if its cpu heavy)then suddenly it turned off.Waited for a couple of minutes then it turned back on normally. Weird i thought but alright. After some … |
| | My Lenovo laptop isn't working so I dug out my old HP pavilion DV9000 to see if I could get this one up and running and the problem is this. After I power on the blue lights come on and the fan comes on but the screen remains black then … |
| | Hi I I have a Lenovo ideapad and numbers 5 and 6 don't work on either the top row or the right hand side and I need these numbers for my system password to start windows so an external keyboard is no good either. Pls help. |
 | Hi, So I have a system with the ryzen 2700x the motherboard is the Aorus b450 pro. in terms of power I have a Seasonic Focus GX-850 Now the problem. basically I render a lot on my PC so it is often on. Woke up this morning, my PC had … |
 | Hi, my pc has suddenly shuted down , and won't power on again.I tried some of the solutions but didn't worked...Please help me !!! (Sorry for the writing,im from anothe country) |
| | I bought a second hand custom PC back in 2016 for gaming. The guy said it was plug and play, but my husband spent hours trying to get it to work. Anyway, the past year or so it's been giving me some issues. Mainly rebooting itself without prompt or just … |
| | Toshiba P25-S520 satellite with green battery lights charged & power to the unit on , when power button to turn on unit is pushed, power on button blue light flashes, cooling fan starts, then the unit powers down with no read out on the screen. |
| | HP Pavilion DV2700 - Vista Windows OS the backspace does not work and only the g and the h and the ' key on the "a" row work. I have changed the keyboard - brand new - still the same keys do not work. Why? and is there a fix? … |
| | What would be a good choice for a graphics card for a HP DC7900 Windows 10 64bit because of the low power supply? Here is the specs..... https://h10057.www1.hp.com/ecomcat/hpcatalog/specs/provisioner/05/KP721AV.htm Any help you can provide would be greatly appreciated. |
 | I have a Samsung SCX-3405FW that when trying to print while the printer has gone to power save, it says offline. I checked the settings on the web interface but it still seems to do it. If I power off then back on the printer, I can print. I looked … |
| | I have a problem- and I don't know if this is the place to post for help, but I've found good info on here before. I haven't been able to find an answer after looking through several dozen forums and chats and help sites. Maybe someone here can give me … |
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