The BIOS (basic input/output system) of an IBM-compatible PC is a ROM which performs the POST (power-on self-test), initializes the peripheral devices, and provides a basic firmware interface.

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can i use BIOS update intended for windows 8 OS in a Windows 8.1 OS?

I have a question...i saw a bios update (8DCN40WW (V40))available for my lenovo Z510 in the lenovo official support site. but it's for windows 7 and windows 8 OS only. My laptop has Windows 8.1 OS. so ...
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2answers
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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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32 views

Hard drive not found by BIOS, but detected by everything else

Recently I installed the Windows 10 Technical Preview. One day while using my computer it asked to update, but I was in the middle of something so I told it to wait. Unfortunately, the OS froze up not ...
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5answers
1k views

How do you explain what the BIOS is to non-Super User?

In a particularly nerdy Facebook status update I mentioned that I had flashed my BIOS. One of my friends asked what the BIOS is. My question is: How do you explain what the BIOS is and does to a ...
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2answers
2k views

VT-X option not available in BIOS even if Intel Core supports VT-X

Im trying to speed up an android emulator using VT-X but there is no VT-X options in my BIOS. Even worse, my BIOS is almost empty! There is only the change password, which way to boot, information and ...
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0answers
45 views

AMD Processor state failures

I have a HP Pavillion dv6-6123cl Entertainment PC with a locked bios. I use a program called K10Stat in order to get around this and overclock anyway. I have AMD A6-3400 APU with Radeon(tm) HD ...
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2answers
55 views

Bios not recognizing USB in EFI mode

I got a brand new Laptop with pre installed windows OS i wanted to do a clean install Okay so this is what i did i created a bootable USB of windows 8.1 Pro. Then i booted my laptop which was by ...
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972 views

Windows cannot be installed to this disk

I ran into a problem today. I have a HP pavillion dm4 laptop and it was running windows 7. I wanted to install windows 8.1 and used a bootable usb drive. I did custom install and formatted and deleted ...
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1answer
2k views

Do PCI / PCIe buses and devices always enumerate in the same order?

I am looking into a situation where there are multiple, identical (National Instruments) PCIe DAQ modules in a PCI/PCIe chassis, connected via either a single or dual chassis controller. In the worst ...
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0answers
35 views

BIOS detects SSD but won't boot

My computer was originally working. I cloned the HDD to a Samsung 850 pro 128G SSD using cloning software Samsung provided. I can insert the HDD or SSD into a friend's computer and both boot ...
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5answers
5k views

Is a system fan crucial to a computer if you already have a CPU fan?

I was poking around with an old desktop I own when I noticed it has a CPU fan, but not a system fan. What's the difference between the two? Can I use the computer safely without a system fan? Here's ...
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2answers
35 views

What is a BIOS whitelist request , BIOS mod and BIOS unlock?

i searched google couldnt find any info on about BIOS whitelist request , BIOS mod and BIOS unlock. can somebody put a light on this topic. Is there any other fancy tricks related to the bios please ...
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2answers
2k views

BIOS not detecting working SATA hard drive

Some time ago my power supply died. It's a long story from then till now, but the important bit is that I ended up with a new hard drive and a new power supply. I tested to see if my original hard ...
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1answer
8k views

samsung NP530 laptop cannot enter bios setup

Hi my friend has a samsung NP530U3C and he has changed the bios to CSM only now it stuck on a loop and will not boot up, the options "F2 setup" "F4 recovery" are there but they do nothing.I have a ...
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4answers
16k views

Will the Samsung Series 9 models boot from USB?

I'm thinking about getting either one of these Series 9 Models: NP900X3C-A01US - Win 7 NP900X3C-A05US - Win 8 I'd want to do a complete wipe on either one, but what to make certain that the unit ...
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2answers
2k views

How can I make my PCI-E graphics card visible to Ubuntu when the motherboard has integrated graphics?

I have a Gigabyte GA-MA74GM-S2 motherboard with integrated graphics that shows up on lspci as an ATI Radeon 2100. I also bought a PCI-Express Nvidia graphics card so I could use the VDPAU feature on ...
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1answer
3k views

Motherboard jumper setting: BIOS flash write protection

I have an ECS P4M800PRO-M478 motherboard and I'm just setting up the jumpers right now, of which there are only two sets. One is the CLR_CMOS jumper, which is set to Normal, of course. However, there ...
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0answers
21 views

asus k45vd screen off fans and led workes fine

there is a k45vd asus laptop that hade hdd problem so it wont start windows and constantly restart fan start and gets warm ,some times bios options shows and there was nothing wright i disabled uefi ...
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0answers
62 views

Laptop shuts down because of heat though new fan, 50°C and not in Linux

I have a Dell Studio 1558 notebook that has worked for years. I have cleaned it up once or twice a year (you have to remove the motherboard to access the fan and remove the dust between the fan and ...
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0answers
70 views

Acer V5 -571 Bios Password

Can I change my bios password through Windows 8 on my Laptop? I've heard about an application called "Acer eSettings Management" But its no longer listed on the website. Or maybe I haven't found it. ...
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1answer
3k views

ASUS K55A - Black Screen, Boot issue after Windows 8.1 upgrade

This is how it goes. Got a Laptop Windows 8.1 upgrade prompt. Clicked YES. Then laptop took long to download the upgrade. After a day, I assumed the upgrade was through as Laptop had rebooted. I ...
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2answers
12k views

Master code for Samsung laptop BIOS

I set my Samsung password to empty but when saved and exit,I saw that is still has password. I tried old password and new empty password but no difference. it gives em this error when I try 3 ...
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2answers
2k views

Error code 2503 - Cannot install software on Windows 7 (64Bit)

A short while ago, I had my hard drive die on me and at the same time my 1Tb backup drive! I took it back to the guy I bought the PC from and although the backup drive could not be recovered, he ...
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1answer
17 views

What causes some keyboards to not be recognized and able to access the BIOS in post?

Why is it that some USB keyboards will allow you to access the BIOS menu like pushing F10 for example but others will not be responsive? How do you know if the key board will or will not work? And ...
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38 views

Recommended BIOS for MSI Z68A-GD55 and GeForce GTX 970

After a video card failure, I recently upgraded to a GeForce GTX 970, MSI Chipset. The motherboard I have for this is an MSI Z68A-GD55. However, on POST, the behavior of the computer has changed. I ...
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4answers
840 views

Why won't USB Plug & Play work?

We have a relatively young Acer laptop. Aspire 6930, 64-bit, 4GB RAM, Vista Home Premium SP1, Intel Core 2 Duo T6400 2GHz, etc. Out of the blue the plug & play on the USB ports is no longer ...
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0answers
27 views

Is BIOS/UEFI used after OS startup?

I know that BIOS/UEFI is used during computer startup to boot the system and check HW and that it provides abstraction over hardware Does this mean, that the OS kernel calls BIOS/UEFI layer when the ...
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16 views

Computer bios boot slow

My computer is having a terrible time loading some bios info. I have 1 ssd as boot drive, and 2 hard disks for data storage. I came up with the conclusion that the additional hdds might be causing ...
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1answer
40 views

Cannot access BIOS (or boot)

I'm having some problems booting my machine (Samsung NP300 (e5a) laptop). I've had problems with windows before, so this is not what's worrying me. What's worrying me is that when I turn it on, and ...
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0answers
99 views

Samsung Series 5 Ultra not detecting USB flash drives after upgrading to Ubuntu 14.10

Samsung Series 5 Ultra book Currently has ubuntu 14.10 installed Bios: Phoenix SecureCore Tiano version: P12ABH I have disabled secure boot and fast boot. Changed to CSM/UEFI individually and the ...
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2answers
7k views

Acer Aspire V3-571G Fan Settings

My laptop is very hot I just bought it like 2 days ago. It most of the times up to 60 c and the only thing I have open is Google Chrome or just only Skype, I think it's way too hot for just one ...
3
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1answer
13k views

How do I get a Zotac MAG HD-ND01 to boot from a USB stick?

I have a Zotac MAG and there doesn't seem to be a way to get it to boot to a USB stick or drive via the boot menu. How can I set this thing to boot from a USB stick?
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1answer
3k views

How to check if laptop supports mSATA?

I have Dell inspiron 7520 laptop which has two configurations with mSATA connection and preinstalled mSATA card and without mSATA connection. Mine is without preinstalled mSATA card, but I found in ...
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1answer
4k views

Use external display from boot on Samsung laptop

I have a Samsung RV511 laptop, and recently my screen broke. I connected an external screen and it works fine, but only after Windows starts. I want to be able to use the external screen right from ...
0
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1answer
214 views

Windows 8.1 Black screen + flickering mouse after update

So, my Windows 8.1 Computer announced that it needed to update, so I hit "Update and Shutdown". Normally, everything would be Ay-Okay, but apparently not this time. This time, whenever I boot my ...
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1answer
40 views

No display after installation of graphics card

My desktop motherboard is XFX Geforce 9300. It has one x16 bus PCI Express port. It's working perfectly okay. Few days back I installed a Gigabyte ATI Radeon HD 5670 graphics card. It was working okay ...
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votes
7answers
2k views

Where did the other .8 GB of RAM go? [duplicate]

Possible Duplicate: Why does Windows only show about 3.5 GB of my more than 4 GB of RAM? I have this system, which has 2 times 2 GB SDRAM installed. When I check the system BIOS it shows ...
2
votes
1answer
2k views

Laptop won't start after BIOS update

I have an HP Probook 4540s laptop. I recently updated its BIOS from HP's website. After the installation the laptop restarted, but since then there is no display. I waited for an hour until the ...
0
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1answer
46 views

Installing Windows 7 onto Laptop in UEFI

I want to install Windows 7 64-Bit onto my laptop's SSD, in UEFI. I have written a Windows 7 ISO onto a USB memory stick, using Rufus. This seems to have worked without errors. But when I try to boot ...
0
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3answers
1k views

All boot options are tried loop

I have read several questions and answers from different sites including: "All boot options are tried" after updating BIOS ...
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3answers
5k views

Sony Vaio BIOS Setup not Working?

I have a Sony Vaio E-series (VPCEA22EA) laptop. Yesterday, while I was starting up my laptop as usual, it showed the password error saying: Password you entered is incorrect I forcefully shut it ...
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3answers
66 views

Black screen and loud fans on boot

Greeting fellow netizens! I cannot boot my laptop, and I've tried everything I can think of, and I'm hoping someone here can help! The system: Samsung Series 7 Chronos np700z5c-s01ub The ...
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2answers
36k views

I can't access the bios setup using F2 key on samsung laptop MODEL-NP270E5V

My laptop came with ubuntu 13.04 installed on it, i cant boot from cd/dvd or usb so as to install windows7. Pressing F2 during boot doesn't take me to bios menu so that i change the boot order; it ...
0
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1answer
821 views

Bios Password Reset or Force USB Boot? [duplicate]

I i have Fujitsu AH550 laptop, i put a password on the bios and i forget the password and since i have a broken cd drive and currently no alternative, i can't use usb boot at all. I searched for a ...
0
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1answer
34 views

Switching a VirtualBox Ubuntu Server VM from UEFI to BIOS

I have a virtual machine running in VirtualBox of Ubuntu Server 14.04.1 LTS x64. When I initially set it up, I configured the VM to use EFI instead of BIOS. But, it turns out VirtualBox's ...
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0answers
35 views

Can't boot past BIOS: Error sending End Of Post message to ME.

My Asus N53SV that was running Windows 8.1 stopped booting up and started giving me "Error sending End of Post Message to ME". As to my understanding it doesn't even boot up BIOS properly, because ...
0
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1answer
158 views

Error notebook samsung np300e4c Boot menu is empty

I have my notebook Samsung NP300e4c. When turned on yesterday it shows me a picture with the list of boot options menu and app, but the list of boot I get empty !!!! Entering BIOS recognizes my ...
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2answers
2k views

Power button doesn't turn on the laptop on first attempt

I have Dell 1764 for about 2 and half years and just recently power button start creating problem when I try to turn it on (it happened like over a night when i turned it off very fine and next day ...
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2answers
34 views

Connecting two ATA HDDs at same port

Here is an machine with only one ATA port ( rest is some of SATA ). So I need to connect my two ATA hard drives at same port. I've tried to connect them as master and slave, but they don't work in ...
0
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0answers
14 views

Laptop cycle reboot at bios sata detection

I have the trouble on an Acer Aspire 5733. At boot, the bios shows the ACER Splash Screen and F2/F12 for setup/boot option, but it reboot before the bios detection ends. The only way to get out of the ...