Questions tagged [post]

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

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23 votes
5 answers
75k 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 ...
Justin Force's user avatar
14 votes
5 answers
882 views

Do POST beep codes also generate a numeric code for a POST test card?

My wife is an American Sign Language interpreter. She is currently interpreting for a student in a computing class. Today they were talking about BIOS and POST beep codes and the student asked the ...
nourse's user avatar
  • 163
6 votes
4 answers
10k views

How can I sniff/capture submitted form data in IE?

I filled out an online form which is submitting to a crashed ASP.NET app. If I refresh, I get the message: To display the webpage again, Internet Explorer needs to resend the information you've ...
Michael Haren's user avatar
5 votes
2 answers
4k views

Computer shuts down immediately after posting on second start

Symptoms This is on a system with just PSU, motherboard, CPU, case speaker, one stick of RAM, and display. Gigabyte Z97 Motherboard Intel i7 4790k CPU Cooler - CoolerMaster RR-212E-20PK-R2 R PSU - ...
Cosine's user avatar
  • 53
5 votes
2 answers
536 views

Motherboard won't post after electrical storm

An electrical storm hit earlier and has taken out my phone line, router and a PC. Both PC and router were plugged into a surge protector. The PC no longer POSTs. I've swapped out the PSU to no ...
bcmcfc's user avatar
  • 601
5 votes
2 answers
506 views

Laptop freezes before/during post

I have an Asus K70AB which has had an issue for a while. When it boots, there's a chance it'll freeze for an indefinite time before it seems to start doing anything. What it will do is: The lights ...
Patrickdev's user avatar
4 votes
10 answers
20k views

Motherboard won't power-on until it rests for ~10min with no power plugged in

I have a strange ASUS Rampage Formula motherboard issue. When the computer is off — I can't power it on: 'Power' button press gives just a short impulse on fans. When I disconnect the power cable and ...
kolypto's user avatar
  • 3,081
4 votes
2 answers
5k views

My PCIe video card does not work in POST, only comes on when Windows loads

I have an ASUS Maximus V Extreme motherboard which has onboard video. There is an Asus GeForce GTX 670 in PCIe slot 1. In the BIOS, I have PCIe selected as the preferred GPU. I've tried disabling ...
Travis Vocino's user avatar
4 votes
3 answers
579 views

can't boot new computer

I got such a great response from Wil and Dan on my last problem I want to try again. I am trying to boot my just built computer for the 1st time and all I get is a continous beep which sounds like a ...
Robert Wooley's user avatar
4 votes
2 answers
3k views

After working for over 4 years, a custom PC won't POST

Configuration: CPU: Intel Core i7-4790K Motherboard: ASUS Z97-A ATX DDR3 2600 LGA 1150 RAM: Crucial Ballistix Sport XT 16GB Kit (8GBx2) DDR3 1866 PSU: Corsair RM750 When I turn the PC on, the ...
user1566515's user avatar
4 votes
1 answer
632 views

Laptop won't boot after alcohol spill

So I just had a minor spill and let everything dry out. Now when I try to boot my laptop, I get one or two beeps on the BIOS splash screen before the laptop shuts down. I can't get to the post screen ...
Gio Borje's user avatar
  • 395
4 votes
1 answer
2k views

Connecting a hard disk causes computer to not even POST

As a power user and a long time computer enthusiast, I'm flabbergasted by this problem. I've seen many things in my lifetime, but this one is new to me. This is a long post, but an interesting ...
Andrej Peterka's user avatar
4 votes
3 answers
2k views

What are the possible causes of a not-booting motherboard with drdebug 00 code?

I have pursached a new Asrock Z68 Extreme4 motherboard with an i7 2600K and 2x4GB ADATA DDR3. My problem is that it doesn't boot or beep, and the onboard drdebug led constantly displays "00" - which ...
Dutow's user avatar
  • 163
4 votes
2 answers
3k 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 ...
Gargravarr's user avatar
3 votes
4 answers
294 views

I think my laptop just died

I have a Dell 1330M that as of about 15 minutes ago will no longer POST. What happened was I was working, stepped away for a moment, and when I came back it was turned off. I thought that was odd, ...
Joel Coehoorn's user avatar
3 votes
3 answers
2k views

PC booting and rebooting repeatedly without completing POST

I have a custom build PC: Corsair HX620 PSU Intel 6870 C2D Geforce 8800GT Asus P5Q-E I've recently moved from the UK to Canada, upon plugging my UK built PC into the wall socket it gets stuck in an ...
JuniorDeveloper1208's user avatar
3 votes
3 answers
4k 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. ...
RoflcoptrException's user avatar
3 votes
3 answers
2k views

My computer won't POST when I install my new video card

My current Windows 7 32-bit system won't POST when I install my new Radeon HD5770 video card. When I pull out my new video card and replace it with my old nVidia 8800 GTS, it boots into windows fine. ...
dr dork's user avatar
  • 370
3 votes
3 answers
264 views

PC will POST whenever feels likes it

I'm really sick of my PC and I'd love to throw it off the 5th floor but unfortunately I don't have this luxury right now. The issues started when I moved to a new house about 2 months ago. I didn't ...
kyrpas's user avatar
  • 33
3 votes
3 answers
335 views

No POST on previously working system

About four years ago I built this system: Biostar TForce4 AM2 motherboard AMD Athlon 64 3800+ @ 2.2GHz 2x512MB Corsair CM2X512A-6400 DDR2 ATI Radeon X1800XT (512MB RAM with dual outputs) Antec ...
Troy's user avatar
  • 33
3 votes
3 answers
7k views

Computer not POSTing "randomly"?

I have a custom built PC that is exhibiting some...odd... behavior, something I've never seen before. It was working fine one day, and the next day, it wouldn't start. Seeing as I wanted an upgrade ...
smoth190's user avatar
  • 191
3 votes
1 answer
1k views

"Do UEFI specifications completely replace the BIOS?"

Do UEFI specifications completely replace the BIOS? (From uefi.org/faq) The UEFI specifications define an interface and the BIOS refers to a specific implementation of the firmware that ...
nicanz's user avatar
  • 141
3 votes
2 answers
11k 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 ...
Jaspack's user avatar
  • 95
3 votes
2 answers
4k views

System Works Fine but only after Very Long BIOS POST Times?

I built this AMD XP64/XP32 system in November 2008. It runs well, but it does not start well. Windows Restarts are fine, but cold starts average 4-5 minutes to POST, with the record-holder so far ...
Greech's user avatar
  • 71
3 votes
1 answer
4k views

Open chrome with method Post body data on specific Url

I want to open Chrome with an url method POST and some data like ValueOne=Value1 and ValueTwo=Value2 and so on... Is it possible from commandline or batch? Like "C:\Program Files (x86)\Google\...
hevilp's user avatar
  • 31
3 votes
1 answer
1k 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 ...
Jason Kelley's user avatar
3 votes
6 answers
1k 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, ...
Joshua Fox's user avatar
3 votes
1 answer
433 views

My laptop fails to POST or boot consistently

I'm sporting a Dell Inspiron 15 (M5030), the specs for which can be found here. Over time I've made three upgrades to the laptop. I've installed: An Intel Advanced-N 6235, wifi+bluetooth 4.0 chip to ...
jwarner112's user avatar
3 votes
1 answer
4k views

Enabling AHCI causes BIOS to hang on POST

I have an ASUS P5QL Pro motherboard and a Seagate 7200.10 HDD. When I enable AHCI in the BIOS the BIOS hangs when detecting the HDD. After having searched around the web for a while this seems to be ...
Mircea Chirea's user avatar
3 votes
0 answers
16k 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 ...
Alan's user avatar
  • 31
3 votes
1 answer
151 views

PC does not start with video card

It's really strange situation that i cant't figure out. Motherboard: ASRock G41M-GS3, Inter Core 2 DUO 2.13GHz, new PSU (Xilence 480W). Problems start when i try to put in it my Radeon HD3850 - PC ...
Deniss Kozlovs's user avatar
2 votes
4 answers
7k views

Computer won't POST after power outage

I had just turned my computer on and windows was loading when the power in my neighborhood went out. Normally, when I turn my computer on, the video card fan spins up, then slows down, POST and ...
aaron's user avatar
  • 31
2 votes
2 answers
2k views

Can dusty RAM slot fail to POST?

Today after a heavy dusting in my house, I booted the pc (which was covered in a thin layer of dust already), it failed to post. It only worked when I cleaned the RAM slot. This once happened in my ...
Bluebug's user avatar
  • 195
2 votes
2 answers
2k 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. ...
Chris Nielsen's user avatar
2 votes
2 answers
3k views

Is my new Graphic Card cause for my PC hanging?

My Computer Specification My Motherboard specification My new Graphic Card Some days ago I bought a GeForce 8400 GS Graphic card. My computer satisfied all the minimum system requirements it ...
Anirudha's user avatar
  • 151
2 votes
1 answer
8k 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 ...
aspirinemaga's user avatar
2 votes
1 answer
343 views

Why would a computer stop POSTing only temporarily after a crash?

The other night, I was playing a game on my desktop PC when the graphics started stuttering and, eventually without warning, the entire display froze and the speakers emitted a constant buzzing sound. ...
BoltClock's user avatar
  • 823
2 votes
3 answers
12k views

PC startup: 2 long beeps + 1 short beep; what does it mean?

It's a gigabyte motherboard. When I press the button, nothing comes on the screen and it beeps: *LONG BEEP* *LONG BEEP* *short beep* What does it mean?
Rudiger's user avatar
  • 23
2 votes
1 answer
880 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 ?
Yesudass Moses's user avatar
2 votes
1 answer
551 views

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 ...
13aal's user avatar
  • 193
2 votes
1 answer
492 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 ...
gsnedders's user avatar
  • 151
2 votes
3 answers
8k views

Wrong resolution on start up (on POST screens)

Wrong resolution when starting up the computer (POST screens). 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 DVI ...
mirandalol's user avatar
2 votes
1 answer
1k views

New build won't POST, no video/beeps

Specs: Motherboard: MSI 760GM-P23 FX Integrated graphics (on MoBo) CPU: AMD Athlon II x4 640 RAM: GeIL Pristine 4GB DDR3 Case/PSU: TOPOWER TP-4107BB-400 Is not POSTing, no video output, no ...
Nate Koppenhaver's user avatar
2 votes
2 answers
7k views

New computer build powers up, fans spin but then slows to almost silent and wont display

Apologies if this is a duplicate question. I have built a new computer, and all cables appear to be in the correct place. It powers up, the fans spin, there is a single short beep (like what you ...
jaget's user avatar
  • 153
2 votes
3 answers
4k views

New laptop shuts down after seconds during POST, what can the cause be? [closed]

My laptop will no longer start up. It will shut down itself after a few seconds during POST (and it is not related to the operating system (Linux, Fedora 14) in any way since the problem occurs also ...
hlovdal's user avatar
  • 3,108
2 votes
1 answer
177 views

Two Video Cards Cause Reboot but both work fine alone

I purchased a second video card for my machine so that I could setup a 3 monitor system but I am experiencing an issue where the machine will constantly reboot. I see the post screen for a second or ...
Adam Driscoll's user avatar
2 votes
3 answers
3k views

Gateway GT5220 Boot/POST Failure

I have a Gateway GT5220 I'm troubleshooting. It is, in fact, the machine I just gave my father for his birthday a couple months ago. (Prior to that, it was my home PC. My home PC is now the MacBook on ...
John Rudy's user avatar
  • 3,497
2 votes
1 answer
87 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 ...
llldino's user avatar
  • 21
2 votes
1 answer
1k views

Computer powers up, but doesn't POST. Suggestions?

I have a system that powers up. The CD/DVD drive fires up, I can hear the hard drive spin on, and all the fans spin. However, the monitor doesn't display anything. I have made a checklist of things I ...
drdrez's user avatar
  • 187
2 votes
1 answer
3k 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 ...
Mike D.'s user avatar
  • 313

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