Power On Self Test, a routine that a device runs immediately after turning on.

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Windows resume loader error

I work on a service desk and got a call today about an error a user was having: Windows resume loader failed so I attempted some trouble shooting in the following: Had user hard reboot; error still ...
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26 views

Cause of intermittent POST failures on Dell Latitude E6530?

I have a much loved Dell E6530 laptop that is gradually getting harder to boot. When you press the power button the power light comes on (nothing from the HDD light) and the DVD drive clunks, then ...
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1answer
3k views

New Motherboard doesn't POST? Can't seem to solve the beep code puzzle

I just purchased an MSI 970A-G46 to use with an AMD FX processor I already had. I also got 8GB of DDR3 RAM to go with it, and a 120GB SSD. I hooked it all up, and put in the graphics card from my old, ...
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1answer
114 views

Computer hangs at POST, sometimes

I had an issue where sometimes the computer would hang at startup, during POST, with either a code 67 or 99 on the motherboard's debug LED (Asrock Z77 extreme4). If it was the former (code 67), the ...
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1answer
958 views

Motherboard not POSTing: ASUS Crossblade Ranger, Q-code 00

I've been using this computer with a ASUS Crossblade Ranger for the past year. Seemed to work great for a while, but POST times have become exponentially slower over the past few weeks. Everyday I'd ...
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2answers
9k views

Computer won't start when connecting SATA HDD

I just bough a new HDD some time ago and recently i bought another SATA cable to have both HDDs connected at the same time, to transfer all the files from the older one to the newer. When i connected ...
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0answers
8 views

Long continuous POST beep (40 seconds)

I have this long continuous tone every time I start a PC. Doc says it is loose card. But I think I attached everything well. I was wondering how can I get rid of this tone?? Motherboard type - ...
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1answer
551 views

Dell Optiplex GX270 - 2 short beeps

A static discharge happened in my Optiplex GX270 a few years ago, and I just now got around to replacing things. I've replaced the motherboard because I think it was the problem part, and the hard ...
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0answers
21 views

PC hangs during post when webcam is plugged in

My PC keeps hanging during POST, just before identifying the amount of RAM, anytime I have my webcam plugged in. If I unplug the webcam, it will unhang and continue to boot up just fine. It also ...
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1answer
34 views

Strange start-up behavior

I'm trying to repurpose a machine that I was previously using to run Mythbuntu. It's only been a couple of months since it was last running, but now I'm getting strange behavior when I turn it on. ...
2
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0answers
49 views

No POST on new built desktop

I just finished building a desktop again and it will not perform a successful POST. No beeps or video either. Since my goal is a successful POST, i removed all irrelevant hardware already and am only ...
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2answers
556 views

no POST while booting. monitor not displaying anything

The monitor not displaying anything. I don't hear the POST signal as well. ( the beep while booting ) Things that I have tried. Connected MONITOR to laptop ( which I am using currently ), ...
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0answers
21 views

Defective hard disk: Software evidence of last functional activity?

I am calling for Stack's arcanes to know whether it is possible to provide software-based evidence of a Windows 10 laptop's last operational activity before the hard drive went nuts. The scenario is ...
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0answers
27 views

Trying to recover failed HDD. With the SATA power cable plugged in to this other computer, it fails to POST.

At first I was having issues with all my hard drives, but I after some tweaking with this test config, all my HDDs work... Except the one I'm trying to recover in the first place. Its a newer one with ...
0
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2answers
4k views

Computer won't start, just blinks on and off

I had a computer that was working fine for over a year, then suddenly it started to shut off, it got so bad that I press the power button and in around 30 seconds while booting Windows it would shut ...
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1answer
102 views

POST Beeps questions for a new build

I've read many links about the different types of beep that a MoBo will make depending on the problem, however my current issue doesn't seem to be answered anywhere. I have a MSI 990FXA Gaming AMD ...
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1answer
127 views

Dell Dimension 8400 error

I've got an old Dell Dimension 8400 that's occasionally getting this error: I\O card parity interrupt at C000:2100 Type (S)hut off NMI, (R)eboot, other keys to continue The keyboard don't work so I ...
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2answers
1k views

New computer won't boot

I've recently purchased a set of components and set about building my own desktop. It is not booting and I am stuck. When I hit the power button, the fans spin, but that's all. There is no video. ...
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1answer
667 views

ASUS Rampage IV Extreme Debug error code 79 and 5A

While working on Windows 10, my desktop computer suddenly rebooted itself and stops to display a POST screen. Computer was running on low profile and has never been overclocked. Computer ...
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0answers
31 views

Delayed PC boot

I have pretty powerful system, that used to be able to go from power on to login screen in under 10 seconds. However, fairly recently i've noticed strange behavior: After press of power on button, ...
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0answers
239 views

motherboard takes too long to finish POST (z77x ud5h)

when I press the power button, it takes about 7 seconds to beep and show the gigabyte logo on screen. I have one hdd connected to sata3_0 port, two sticks of ram placed on the recommended slots by the ...
2
votes
1answer
26 views

Graphics card causes motherboard to delay power off

Recently a glass of fruit juice was dumped into my tower. I immediately scrapped the motherboard and power supply unit, replacing both, and attempted to salvage both the RAM, GPU, and the CPU. I took ...
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1answer
116 views

acer aspire x3995 desktop continuous beep on startup

PC was beeping 4 short beeps and after some google decided to move ram to a different slot. I didn't ground myself and now it continually beeps on startup. I have unplugged everything from mobo ...
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22 views

Setting SATA to RAID causes PC to not POST

I seem to have broken my PC by trying to create a RAID array. I created the array just fine but forgot to load the RAID driver on my system drive which is not part of the array, I set SATA back to ...
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28 views

CPU or Graphics card defect?

From time to time my computer dies while in usage. The screen either turns completly white, black or shows thin vertical stripes in two colors. I then have to kill it with the power button. When I ...
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1answer
54 views

Graphics card or mainboard defect?

My PC has the following specs: eVGA Z68 FTW Mainboard AMD Radeon HD 7970 Graphics Card I am having the following problem: My PC had a White Screen yesterday (the whole Screen turned White while ...
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94 views

Computer Doesn't Always Turn on when Pressing Power Button

I have a desktop and my case's power button stopped working after a while. I reverted to using a small screw driver or paper clip to turn my computer on by touching the contacts on the motherboard ...
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0answers
16 views

No post on restart or with reset switch

I have upgraded to MSI Z87-G45 and 4690k from an AMD build and cannot get it to restart or reset with the switch. It will just stay on with the fans spinning but never post. What can cause this issue? ...
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1answer
621 views

Computer only turns on after many hours off/unplugged

I'm having a problem with my PC. My computer specs are: Mobo: Gigabyte GA H81M S2PV Proc: Intel Pentium G3220 Ram: 2x8GB 1333MHz Kingston (Passed on Mem86+) PSU: Corsair CX430 III HDD: Seagate ...
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29 views

curl -X POST not working properly?

Here's what I'm running as a test and it is working: curl -X POST http://zone-h.org/notify When I run that, I get the HTML of the page returned. However, when I run this, it isn't returning the ...
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2answers
2k views

Toshiba Satellite E45t Stuck on Initial Splash Screen

I have a Toshiba Satellite E45t-A4100 laptop which won't get past the Toshiba Leading Innovation screen. Yesterday I used it until the battery drained out completely, then I plugged it in and powered ...
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0answers
38 views

MoBo Post Test - GPU & Integrated Graphics

I am building my first PC. I have all the parts and have been advised to perform a power-on self-test (POST) test before installing the MoBo into the case. I am using a MSI Krait Edition Z97S mobo ...
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22 views

Desktop won't turn on

So I have been having problems for a while now (probably about 7 months) with my computer not turning on after it gets shut down, but the problem somewhat subsided and didn't give me any real issues ...
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2answers
2k views

Wrong resolution on start up (on POST screens)

Wrong resolution when starting up the computer (POST screens). Example. As you can see, It has huge black border. I run GeForce 560 GTX on Ubuntu 12.10, with a monitor capable of 1920x1080 Through a ...
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votes
6answers
332 views

Diagnose a Asus N550JV laptop that turns off during POST

On my Asus N550JV laptop, if I push the power button, it lights up for half a second then turns off. The green indicator light on the front lights up when AC is plugged in. I tried unplugging, ...
0
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1answer
14 views

Computer turns off a second after powering on

It doesn't even post. No beeps, flashing lights or anything. All the fans spin up for about a second and then it switches off again. I've tried disconnecting everything, so it's just a power supply + ...
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5answers
20k views

Why does pulling the power cord then pressing the power button fix a non-booting PC?

I've been working at this institution for about 6 years. One thing thing that I've always found curious is that sometimes—especially after a power outage—we find a PC that won't boot when the power ...
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0answers
69 views

Supermicro X9SCA-F won't POST anymore

I have about 20y of experience building systems (mostly for myself), but I have never seen a thing like this: Since about 3y, I have a Xeon 1230V2 on a Supermicro X9SCA-F rev 1.01 and 32GiB ECC RAM ...
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1answer
149 views

ASUS Sabertooth Z77 + i7-3770K CPU LED Error

After two weeks and hours of testing, researching and stripping machine down to just board, psu and proc outside of box, I am still getting a CPU LED Error which is causing the unit to not post. ...
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18 views

Track visits on a external post (tumblr,facebook,twitter)

Good day all. I'm not sure this is the right place to post this question, but it sounds better than stackoverflow, please let me know if the question is OT. My goal is to produce a script that tracks ...
0
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0answers
66 views

On startup video card's fan is not spinning, blank screen, only fan works

I have a Intel DG33FB motherboard with 2.6 GHz processor, 2GB RAM and Gigabyte GV-N430 2GB video card with Windows 7 installed. At first it worked, but I wanted to change the CPU to a new 3.2 GHz ...
0
votes
1answer
36 views

Changed slots of RAMS and PC is now working, next day, its not working again

This is a continuation of this: PC suddenly not turning on. Fan is super noisy and fast. Screen not turning on too I already gave up on the pc but yesterday, i decided to check it out again. I tried ...
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1answer
89 views

Does the boot start of a PC (POST) use the discrete GPU to render the black-and-white text?

Background of the question: My PC no longer POSTs; no sounds and lights appear at all (I.e., no reaction whatsoever after pressing the power button). I want to isolate the component that is likely ...
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0answers
118 views

MSI Z170A fails to boot with code 78?

I have built a new PC using a MSI Z170A motherboard and I'm experiencing some issues; The PC boots fine every other power on When the PC doesn't boot, the on board LCD screen has the code 78 on it ...
0
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1answer
436 views

Long wait until POST

Here are the specs to put things into context: ECS P4VXASD2+ (V5.0) motherboard Intel Pentium 4 Northwood 2.8 GHz (512 KB L2, 533 MHz FSB) 2x 512 MB PC2100 DDR266 RAM 128 MB NVIDIA GeForce FX 5200 ...
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2answers
7k views

What does this beep code mean?

When I wanted to start my laptop today (an Acer Aspire 8920G), the laptop started beeping. I know this beeping is a POST error code, but I can not figure out which one it is. The motherboard of the ...
2
votes
1answer
119 views

Computer won't POST after motherboard/CPU being replaced as DOA

I got a bunch of computer parts recently (that's not quite complete, but is pretty much). It's currently plugged together sitting on desk in pieces, the motherboard sitting on its cardboard box, with ...
0
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0answers
45 views

Unable to POST Gigabyte F2A88XN-WIFI, amd A8 7600 Apu

I've not been able to POST with the given hardware. When starting up. The screen freezes halfway whilst attempting to enter the bios. I've tried the dvi and hdmi connections but both ddn't work. Hope ...
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0answers
135 views

Gateway Acer Dx4870-Ub21P desktop has 3 short beeps after startup

Gateway [Acer Motherboard] Dx4870-Ub21P desktop has 3 short beeps after startup. Ran a Memory test at startup and it was OK. Can not find post codes for Acer. Disk drives also check out. About 2 ...
2
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1answer
39 views

Testing hardware in computer that fails to POST

With a computer that powers on and runs its fan, but doesn't get any further, what would be useful troubleshooting steps and diagnostic equipment (if any)? It seems undamaged to look at, and the user ...