0
votes
3answers
3k views

Why does my computer take an abnormally long time to shut down?

I am booting Windows 8.1 Professional 64-bit off an SSD (specifically, a 128GB ADATA SP900), and while it boots up incredibly fast, it also takes an obscenely long time to shut-down. The time to go ...
0
votes
0answers
52 views

Except for the GPU, what can cause persistent graphical artifacts during boot?

I'm getting these graphical artifacts during boot, as early as the BIOS screen and during the Windows startup as well: The pattern seems to stay identical, and it is visible on every single boot. I ...
0
votes
2answers
6k views

Toshiba Satellite C55T-A5123 Refuses To Boot DVD or USB Windows 7 Install Disk

I'm trying to downgrade a Toshiba Satellite C55T-A5123 that came with Windows 8.1 on it to Windows 7 x64 bit. I'm stuck at not being able to get it to boot the installation media. I've turned off ...
0
votes
1answer
47 views

BIOS troubleshooting - how it become corrupted?

Recently I was repairing two computers: 8+ years old core 2 duo, and 1 year old core i3. Both had problems with booting. First one: no video output, no beeps, leds & fans on, second one: no video ...
0
votes
1answer
267 views

How do you determine what startup programs steal focus and start ephemeral consoles?

Context A startup program on my computer launches a short-lived cmd.exe on my desktop after logging in. The window steals focus and does not return it when it closes. It is too short-lived to read ...
0
votes
0answers
66 views

Windows 8.1 always loads to troubleshooting screen

I have a severe problem. When I turn on my Windows 8.1 PC it boots to a blue screen, with the title "Automatic Repair". It gives me two main options "Restart" and "Advanced options". If I click ...
0
votes
1answer
28 views

Persistent issue with PC that won't boot

My PC refuses to boot. The power switch lights up and the fans spins, but it doesn't boot. Usually this happens for long stretches of time and then sometimes it magically boots after a few restarts, ...
0
votes
0answers
55 views

mouse, keyboard or monitor randomly not working on 5% of win 7 boots

Sometimes (e.g 5%) I boot the computer and either the mouse (usb), or the keyboard (usb), or the monitor (dvi) will not work although the devices are powered. Nothing different is been done while ...
0
votes
0answers
282 views

Boot loop before POST

I built a new computer two months ago: Motherboard: ASUS H87-Pro Processor: i5-4570 Memory: Vengeance LP - 2x 4 Go - PC12800 - 1600 MHz - CL9 - CML8GX3M2A1600C9 in slots A2 and B2. Case: Advance ...
0
votes
3answers
3k views

How to find drivers that are loading on startup?

How can I find what drivers are being loaded on a Windows 7 x64 startup? I've seen a couple apps that show what programs are being run via registry entries and Startup folder, but I'm not sure how to ...
0
votes
1answer
260 views

IRQL_NOT_LESS_OR_EQUAL BSOD in NDIS.sys, with MemTest passing - what's the cause?

I just got a Blue Screen of Death with IRQL_NOT_LESS_OR_EQUAL, in NDIS.sys. My hardware: Intel P4 Northwoord 2.4 GHz Intel D850EMV2 board 4 x 256 MB RDRAM other stuff Context: Computer was ...
1
vote
1answer
821 views

Computer takes several hours to start after pressing the power on button

For a while now my PC has been very slow to start up. I turn it off at night before going to sleep and when I try to turn it on in the morning it takes hours (roughly 2 to 4 hours). The computer does ...
1
vote
1answer
71 views

Mac Pro was working fine. Formatted the hard drives and now the monitor can't get a picture

My mac computer was working fine but I took the hard drives out of it and formatted them with my new computer. Now when I re-insert the zero-filled drives the monitor is just perpetually black. I ...
0
votes
3answers
2k views

Computer making strange sound when turned on, ever since power outage

Recently we experienced a power outage, and the PC was off. However, once the power came back, I switched on the PC and heard a strange noise - almost as if the hard disk or fans were struggling to ...
1
vote
3answers
2k views

Dell Studio 1555 not starting up

This is a 3-year-old laptop. I never had a big problem with it until now. I updated Kubuntu the night before yesterday. And Firefox got updated to version 18 and a few other related packages got ...
0
votes
1answer
131 views

Repairing dual boot using Ubuntu Live CD

I installed Windows 7 on a separate hard drive and I have Debian on another hard drive. After installing Windows 7 my grub doesn't appear so I used an Ubuntu Live CD to use boot-repair to fix my grub2 ...
-1
votes
2answers
62 views

Beep code due to lose connection

There are various beep codes to indicate errors at start up. I need to know this one thing. Can such a beep code occur due to lose connection of external cables. For example one single long beep is ...
0
votes
1answer
92 views

Troubleshooting, GTX 670 + i7-3820

I've tried to figure this out on my own, but so far I've had no luck, so I now turn to the greater forces that be, ie. you guys. I'm sorry if this is in the wrong forum, but I couldn't decide where ...
0
votes
1answer
2k views

Computer won't start - Boot Up sequence ends with Hardware monitor

Sometimes my computer starts fine, sometimes it ends in this: I've never seen the whole process of it getting to this screen, so I'm not sure if it goes directly to this or if it gives you a chance ...
0
votes
1answer
558 views

How to identify (remove) the source of popup messagebox at Windows XP boot?

A computer of one of my users during the boot of its Windows XP SP3 is insistingly showing a messagebox with different illegible symbols in body and title é requiring to press OK If to leave this ...
0
votes
1answer
119 views

PC frozen at startup, not booting

I am trying to fix my Gateway desktop. About 6 months ago it stopped working and since then I started using a laptop. But now I want to fix it since it's much more powerful than my laptop. The ...
0
votes
1answer
2k views

Windows Vista can only boot into safe mode

I've got a Dell XPS M1730 that will only boot into safe mode. Since I get a black screen when windows should load after the BIOS loads. I suspect this is a software problem only since I can boot into ...
3
votes
1answer
2k views

Dell Inspiron 530 strange startup behavior .. why? [duplicate]

Possible Duplicate: Is it normal for a Dell Inspiron 530 to have is fan to spin up 3 times before it POSTS? I have a Dell Inspiron 530 desktop, which runs XP pro, and perhaps most unique ...
0
votes
0answers
40 views

Troubleshooting Computer Failure

I'm usually pretty good at this but I'm a bit confused. I'm on the internet and my computer turns off randomly. Okay, just turn it back on. Boots into bios just fine. No errors or warning signs. ...
2
votes
3answers
390 views

What could cause being able to access a hard drive, but not being able to boot from it?

Yesterday I was just browsing Stack Exchange when my computer suddenly froze. I've been having what I assume to be power supply issues the last couple weeks, so I've been used to it crashing and ...
2
votes
0answers
228 views

Need technical info on NEC FC-9801V “factory” computer

A friend has an obsolete Japanese CNC metal-working machine which is built around an NEC FC-9801V "factory computer". The FC-9801V is a V30-based machine similar to the very popular (in Japan) ...
2
votes
1answer
2k views

MSI laptop will only turn on once

I am working on an MSI A6200 MS-1681. When you press the power button the lights all flash. The fan comes on. The screen comes on and shows the POST screen for a second and then it dies. I have been ...
2
votes
1answer
1k views

Extremely Slow XP Pre-Boot (Driver Loading Phase)

Pre problem: My system crashed recently while I was in XP. I booted into DOS and ran ScanDisk to check my XP partition (FAT32) and ran a surface scan. Once I was satisfied that the system drive was ...
1
vote
0answers
427 views

Screen goes off for ~20 Seconds after Windows 7 splash screen

A strange thing I have noticed is the following. When booting Windows 7 x64 on my Thinkpad e520, right after the "Starting Windows" screen (glowing windows flag) my screen goes blank for 10-20 seconds ...
1
vote
1answer
451 views

How to fix Asus Eee PC 900 startup issues after failure?

My Asus Eee PC 900 shows no signs of life. I push the power button and get no response from anything. No lights, no power, no boot-up screen. It has been like this since I received it from a ...
2
votes
1answer
402 views

Windows 7 Install/Setup DVD boot problem

So, given the following information, is it possible to rescue my windows 7 install, or reinstall it? if so how? Moving my machine to my new place, I set it up and turn it on to find the BIOS ...
1
vote
6answers
274 views

Computer (Usually) Fails to Start, Clock Resets, Then is Great

Perhaps 3 years ago I built a nice gaming rig from new parts. About 2.5 years ago, it started to have trouble booting up and continues to have troubles to this day. Typically, the first time it is ...
1
vote
1answer
189 views

What Is a Boot Failure 4 Digit Diagnostic Tool?

How do I use this device? Designed to troubleshoot PC boot failures, when PC doesn't even show Video Card/BIOS screen (thus no error code/info is available) 4-digit numeric display ...
2
votes
4answers
225 views

Laptop Malfunctions After UPS Failure? I Have Got What I Deserved

My UPS failed today and laptop ceased working. UPS failed me before 1 time and it was when laptop was on standby but nothing happened to the laptop however. Also there were times when laptop was ...
1
vote
1answer
80 views

Create boot media (CD-Rom or USB) to boot to a completely white screen

I am going to take my laptop for repair because of screen issues. When the screen is displaying a fair color, I see some light dots appear. Because of sensitive data, I am not including my harddrive. ...
0
votes
1answer
139 views

On MacOS where would a message be logged if the startup disk is not found? (Trouble shooting startup problem.)

When starting up an iMac (Intel, Snow Leopard 10.6.6) the first time after being off for a while the Mac starts up from a system backup on an external drive rather than the internal drive as it ...
0
votes
4answers
1k views

Why does my computer show a black screen when booting into Windows Vista?

Today, I removed some old software from dad's vista, and installed SP1. After which the computer restarted and it went into a "black" screen. I left it running for a few hours, and the laptop was ...
1
vote
2answers
417 views

How to solve my black screen at boot?

I've got a friend with a weird problem. When he starts his computer the screen is completely black until the computer is completely started. So the screen is black until it suddenly shows the Windows ...
1
vote
2answers
230 views

After boot, Windows Live Messenger says it can't connect

When I boot my computer and automatically logins to my Windows account, when Live Messenger starts it says it can't connect. Although when I retry it works just fine. Due to my low amount of ...
6
votes
3answers
1k views

How do I troubleshoot problems that occur during boot?

In the case that my computer would have issues with booting, what steps can I take to troubleshoot it?
5
votes
6answers
1k views

Can a grounding problem damage computers immediately?

Can a grounding problem damage computers immediately ? I have transferred my office. New office did not have grounding. I tried to boot 4 computers. Two of them booted. One of them hung while ...
0
votes
2answers
148 views

How do I troubleshoot a PC that needs to be booted twice when it's cold?

When it gets colder, this PC will stop before it posts - black screen, power supply fan blowing. The colder it gets, the more consistent the behavior is. If I power cycle at that point, it boots ...
1
vote
3answers
477 views

What can I try when my HD won't boot with the error “A disk read error occurred”

The error I have on boot is: A disk read error occurred Press Ctrl + Alt + Del to restart I can view all the files on the hard drive booting off an Ubuntu CD, but I can't boot into the version of ...
0
votes
2answers
2k views

WinXP Fails to boot. Stops at Checking file system on C: The volume is clean. windows has finished checking the disk

I have a WinXP machine that won't boot after installing the Lenovo ThinkVantage updates (which includes things like WIFI and video drivers). Regular boot hangs just after the WinXP Splash Screen. ...
0
votes
2answers
907 views

How to troubleshoot Windows XP boot process?

I have an XP installation that won't boot properly. Windows boots until just before I have the option to select a user. I can't get into Windows normally (and Safe Mode is the same) to check things ...
0
votes
3answers
933 views

PC in POST loop

I have a custom built PC using a Gigabyte GA-EP35-DS3P motherboard with a Q6600 CPU. For the last 2 days it has got itself stuck into a POST loop. Saying that, I don't think it actually got in to the ...
3
votes
4answers
973 views

Asus P5Q doesn't POST at all

I had a very strange incident this evening. I was watching TV on the computer and suddenly the sound stuttered. Some seconds later, the screen went black. First I thought ok some error, don't worry. ...
0
votes
3answers
135 views

Computer starts, POSTs normal, no video

So, I recently tried to start up a computer of mine. It would not power on, so I replaced the PSU. When I powered it on, all the fans spun up and the POST beeps indicated a normal startup. The problem ...
4
votes
5answers
1k views

Why does my computer vibrate on a cold boot?

I don't know why but every morning when I turn on the computer, it makes a vibrating sound. Like its case is attached to a vibrator. But when I turn it off and turn on again using the power button ...
2
votes
3answers
2k views

Computer Turns on Briefly then right back off again

So yesterday I came home from work and went to turn my computer on....it turned on for about 5 seconds then promptly turned right back off again...before I ever saw anything on the screen. I tried ...