Use this tag for questions where a computer fails to successfully load ("boot up") the operating system.

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2
votes
2answers
430 views

System won't boot if I connect SATA hard disk

I had an old PC with an Atom processor, two SATA hard disks with 40 GB and 160 GB each. Recently I upgraded my PC, got a Gigabyte H61M DS2 Motherboard, 2 GB of RAM and Core I3 processor. But ...
0
votes
2answers
58 views

RAM issue: Laptop fails to boot with two different RAM modules?

My laptop (scan report from crucial website) currently has 4GB memory: 2GB onboard, and a SO-DIMM module, 2GB 1066MHz, inserted in the ONLY slot the laptop offers. Here starts my odyssey: I bought a ...
0
votes
2answers
432 views

Getting “DISK BOOT FAILURE” error when trying to install Windows XP over Ubuntu

I had Windows 7 installed on my system for a few months. But I started having some problems while connecting to internet. I got my hands on Ubuntu Ultimate, so I tried linux for last one month or so. ...
-1
votes
2answers
503 views

“Internal hard drive not found” error displayed while trying to boot laptop

Internal hard disk drive not found. To resolve this issue, try to reseat the drive. No bootable devices--strike F1 to retry boot, F2 enter Setup Menu, F5 enter PSA. How do I fix this problem?
3
votes
1answer
1k views

Acer Revo R3600 Won't POST

I powered off my Revo this afternoon to change the power strip, plugged in a second USB hard drive and booted it up, only to find the machine won't POST. It's been running happily as an HTPC for at ...
2
votes
1answer
1k views

ASUS ZENBOOK UX51VZ: BIOS fail after 204 update

I got some days ago a ZENBOOK UX51VZ, I hated Windows 8 therefor I successfully installed Windows 7 with all the drivers, everything was working fine; then I stupidly decided to update the BIOS to the ...
2
votes
1answer
571 views

Fujitsu Siemens Laptop Problems

I've got a Fujitsu Siemens Laptop running XP and have had problems booting. At first the message was to do with corrupt registry files, System, Security etc. I replaced all of the files with ones ...
2
votes
1answer
216 views

HDD from Mid-2009 MacBook Pro works OUTSIDE laptop, but not INSIDE

Leading up to the problem: I was working late one night on a Keynote presentation. My battery ran out, and the computer did that hibernation thing it does when there's no battery power. I got my ...
1
vote
1answer
142 views

Computer doesn't boot after new psu installation

I've purchased a new PSU (Chieftec APS-550C) and installed it into my computer. After that my computer refuses to boot up: it spins up all the fans and drives, stays in this state for ~10 seconds ...
1
vote
1answer
465 views

Windows 7 install corrupt after update

How do I fix a corrupt Windows 7 installation by hooking it up to a brand new Windows 7 install? Installed some Windows 7 yesterday, mostly just optional fixes and it installed an update to my ...
0
votes
1answer
24 views

XP machine fails to boot

I have an XP machine that is still used by family and it is not booting anymore. It stops at a black screen with a blinking underline. When I booted to a xp disk and got to the repair console, I did a ...
0
votes
1answer
354 views

Boot selection failed because a device is inaccessible, not the usual boot error though?? (0xc000000e)

I need some help fast please. I recently booted up my gaming rig after swapping out a 7970 graphics card and upon system boot up, as the Windows 7 logo appeared the system crashes and a BSOD appears ...
0
votes
1answer
247 views

Toshiba Satellite C660 not Booting at All

I have a Toshiba Satellite laptop, and it was working fine but now it's not booting at all. From some days, it running slow and hang sometimes. I was using Windows 8 Pro on this. But now it even does ...
0
votes
1answer
251 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 ...
0
votes
1answer
503 views

NS Series Notebook Sony vaio - windows failed to start

I have Sony Vaio VGN-NS240E. Windows Boot Manager Windows failed to start. A recent hardware or software change might be the cause. To fix the problem: ...
0
votes
1answer
194 views

Windows XP failed to boot in dual boot system

The problem is this: I have a 320gb HDD splitted in 4 partitions. When I first installed Windows XP I formatted the HDD in 3 (Windows system partition, Media partition and another one I left for ...
-1
votes
1answer
187 views

Dell Studio 1737 - Windows re-install fails after using Win7 all-in-one installer

My kid stepped on my Win7Ultimate install disk, so used an install disk (all-in-one - has all versions)from a friend to re-install, and now that I want to go back to XP, I can't re-install any other ...
2
votes
0answers
496 views

Windows 7 fails to start after shut down

I have Windows 7 Home Premium 64-bit on a 2-year old Lenovo SL510 laptop. This is the current issue: Windows fails to start after the computer shuts down. It gets to the Windows logo load screen and ...
1
vote
0answers
18 views

Diagnostic puzzle - laptop randomly fails at OS startup

I have a problem which has been bothering me for a year now and I would be grateful if somebody could help me. I will try to be as brief and concise as possible: Laptop: HP Probook 4525s, HDD 160GB, ...
1
vote
0answers
27 views

Boot failure caused by drive

Whenever I boot with my slave drive plugged in, I get the message "Reboot and Select proper boot device or Insert boot media in selected boot device" When I unplug my slave drive (2nd hard drive) the ...
1
vote
0answers
61 views

Computer crashed for good

My one-year-old custom PC was crashing when I played Battlefield for 5 minutes or Counter-Strike for 20 minutes. Now it keeps crashing whenever I power it up. (It doesn't loop.) Debugging steps I ...
1
vote
0answers
146 views

Windows 8 0xe000009 - Cannot boot from DVD as well

Yesterday, I connected a phone (Nokia Lumia 800) of a friend to my computer. I then had to restart the computer. But during the restart, it got stuck to the black screen just before the login screen. ...
1
vote
0answers
79 views

Laptop (hp dv4 media edition) not starting windows

My windows was running smoothly during an update of anti virus. After the download it required a restart and did that automatically. Once it restarted the computer, the machine got stuck at the ...
1
vote
0answers
121 views

GRUB: ELF sectors outside core

I just recently installed Xubuntu 12.04. Instantly after installing it I updated all my packages, however one package, grub-pc, failed to install. I'm not sure what caused it to fail, but here is the ...
1
vote
0answers
533 views

Toshiba Equium A110-252 laptop won't boot Windows

I have a Toshiba Equium A110-252 laptop (XP Pro) which stopped booting a couple of weeks ago. The symptoms are that the laptop would display its DOS Toshiba splash screen, then the Windows (XP) boot ...
0
votes
0answers
49 views

Ubuntu 14.04 loads to black screen with blanking crusor - startx from tty1 fails

I really need your help on finding out what can I do with this problem. I found some "fixes" online but none of them was helpful. I am kind of new to Ubuntu (and linux in general). If I am missing ...
0
votes
0answers
103 views

Windows 8.1 sometimes fails to start

Since I upgraded my computer from Windows 8 to 8.1, I noticed some strange behavior: Whenever I try to start it or resume (after hibernate), I can not do it at the first time. I see the black screen ...
0
votes
0answers
546 views

“Operating system not found” after upgrading Ubuntu 13.04 to 13.10

I own a Thinkpad X121e and I upgraded its Ubuntu from 13.04 64bit to 13.10 64bit using the Update Manager. When the upgrade process suggested to restart the system, I restarted the computer and now it ...
0
votes
0answers
132 views

UEFI ASUS system will not bring up grub menu nor boot F19

Just loaded the Fedora Live Games F19 to a hard drive on an ASUS UEFI system. It won't get to GRUB. I forgot to write the error message, but something about it not being bootable. I can follow up ...
0
votes
0answers
49 views

WinXP Loads to Black Screen with Symbols

One of my computers froze then when I restarted it I got a black screen with the following short line of symbols: I can get into the BIOS since that part loads fine, but directly after that this ...
0
votes
0answers
283 views

Computer stuck in a boot loop

I'm not positive what's causing my computer to be stuck in a boot loop where it turns on all the fans for about 2 seconds before restarting, but I do think I screwed up a couple of things and was ...
0
votes
0answers
781 views

Dell Inspiron 1525 - No boot sector on HDD

No boot sector in internal Hard disk. No bootable devices - strike F1 to retry boot, F2 for setup utility Press F5 to run on board diagnostics. My Dell Inspiron 1525 doesn't boot at all. ...
0
votes
0answers
308 views

UNetbootin installation of Ubuntu Server fails and restarts computer

I tried to install Ubuntu Server from a flash drive using UNetbootin, because my optical disc drive is broken. When I created the bootable drive using UNetbootin, there was no problem. When I tried ...
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. ...