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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Remote access to BIOS?

I have a home server running headless (i.e. without a monitor), using ssh for remote access. This works fine most of the time, but I still need a graphics card and still need to drag out a monitor ...
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2answers
99 views

is it possible to repair an erased bios?

I am using a Jetway motherboard for 14 years. A few months ago the battery of the computer was exhausted. So my computer was working without a battery. Last week in an attempt to update my bios, I ...
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2answers
733 views

Imaging UEFI computers

We are buying computers for a new building, but our current imaging software, Symantec Ghost Solution Suite 2.5, does not support imaging of UEFI computers. I’m hesitant to dummy down 300-500 ...
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5answers
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HP Z210 SFF: two different video cards produce no Displayport output when installed

I have a HP Z210 SFF that I'm trying to install a video card into. I've tried two different cards in Slot 2 (a Quadro FX380LP and a Quadro 600). Neither of these cards produce a displayport signal ...
4
votes
1answer
436 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 ...
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1answer
244 views

Does disabling BIOS shadowing increase free RAM space?

I know in these days this is very stupid question, but for study purposes. I read that when PC starts, CPU is set to read adress just under the 4GB. There should BIOS be mapped to by memory controller....
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2answers
4k views

Want to clear my BIOS password on Toshiba Portege M200

First: I know my BIOS password - but there is no option to remove it in the BIOS (or I don't see it) I can enter the BIOS (v1.40, the newest 1,80 had some problems with upscaling my processor), it ...
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1answer
250 views

MTRRs do not cover all 16Gb of memory on N3150

Installed 16Gb (2x8) RAM into an Asus N3150i-c (with quad-core intel braswell Celeron N3150 SoC) and having [ 0.000000] WARNING: BIOS bug: CPU MTRRs don't cover all of memory, losing 2048MB of ...
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Where to report bug of BIOS of Ativ 4 Notebook to Samsung? [closed]

I'm looking for a place to report BIOS bug on Ativ 4 Notebook. After updating BIOS from version P01RBG to P08RBG my ssd is working only at SATA2 speed (up to 260MB/s). Before it it worked at up to ...
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1answer
378 views

Upgraded BIOS, didn't let it boot up completely, ended up beeping

I'm doing maintenance on a HP DC7100 Small Form Factor. After reinstalling Windows XP on the machine, installed all the drivers I then decided to upgrade the BIOS firmware. It all went well, but, by ...
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BIOS Setup inaccessible

I know this could be question for Lenovo support but I strongly believe that my issue originated from stupid "Security by obscurity" policy. So I am asking rather experienced FREE people than ...
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1answer
2k views

Enabling AHCI in BIOS for SSD

I am trying to help a friend with a desktop upgrade. It is an old machine with an Intel DG31 main board. The board has 1 IDE port to which a DVD-ROM drive is connected, and 2 SATA ports. 1 SATA port ...
4
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1answer
893 views

Wireless card blocked in bios of HP notebook

I just watched a video from HP, near the end they address the issue of wireless cards being blocked in the HP bios, saying it is some sort of FCC regulation and all manufacturers have this, I think ...
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3answers
227 views

SysRescueCD on USB flash drive

I managed to install SysRescueCD on USB flash drive so that it boots a dell laptop, but for some reason it doesn't boot a desktop PC that I have. The BIOS provides 3 different options to boot from USB ...
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4answers
2k views

Is it OK to update my BIOS?

I have a HP Pavilion dv5224ea laptop on which I have Windows 7 installed. I recently decided to go to the drivers page at HP.co.za and saw that under Windows Vista Drivers (There are no Windows 7 ...
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3answers
6k views

“Please enter SETUP to recover BIOS setting” message on boot

When I boot the PC it gives the following error: Please enter SETUP to recover BIOS setting Press F1 to run SETUP Press F2 to load default values and continue I have tried to set these ...
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3answers
2k views

What is BIOS and why do we need it?

I have tried reading about BIOS on Wikipedia and other websites, but I couldn't understand much. Can anyone please tell me what is BIOS and why do we need it? Also is BIOS present in every electronic ...
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7answers
1k views

Windows XP - Blue Screen

I have a Dell Latitude D810 I found in our IT storage in basement (computer graveyard) that I was going to use for parts, specifically the keyboard. When I found it, it had a note on it "Blue Screen, ...
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3answers
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How can I get into BIOS in my Sony Vaio VPCEH25EN

I have a Sony Vaio, model VPCEH25EN with me. This is the reference (Sony Vaio VPCEH25EN). It came up with a window 7 pre-installed. I want to install Fedora along with that. For that I have tried to ...
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6answers
4k views

What is CMOS and how does it work?

im new to this forum but i get confused when people are like "Uhh yeh i can upgrade CMOS without causing damage to the random access memory" which i understand, but what is CMOS? There dont seem to be ...
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6answers
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Why would BIOS count 3 GB and Vista show 4 GB RAM?

I upgraded my Vista computer from 2GB to 4GB of RAM. However, upon boot up, it shows only 3.072 GB of memory. Yet Vista says I have 4.00 GB of memory. In addition, the computer doesn't seem "twice ...
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1answer
905 views

Added a total 12GB RAM to laptop, but only 3.2GB is usable

I have an HP Pavilion 15Z e000 x64 with Windows 8. It shows that I'm using less ram after the upgrade than before. The BIOS is hardware reserving 9.8gbs
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3answers
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Why is my new PC so slow at startup?

Bought a new PC this weekend, and it works really good. Only I have one big problem: startup time. Its BIOS needs 62 sec to load, then from Grub start to pw entering screen it's another 26 sec. I ...
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3answers
864 views

3TB drive on BIOS system

I have a HP Proliant microserver gen 8 on which I am planning on installing Debian. I was thinking of setting up a raid-1 configuration through the built in raid controller using two Western Digital ...
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2answers
281 views

How to prevent microsoft windows from running on a pc [closed]

Suggest I have a PC with either a BIOS with the commonly available options or a UEFI. Is there any way to change the settings so NO Windows NT based System will boot anymore (not even Windows PE ...
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3answers
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Upgrading to UEFI / GPT / Windows 8

I've recently upgraded from Windows 7 / VMware to Windows8 / Hyper-V with my Dell M6600 and I'm really please with the result. I admit though I like to run the latest stuff so I was wondering is ...
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4answers
16k views

How to find which hard drive represents each drive letter?

I have 3 hard drives in my computer and I can not figure out how to distinguish which physical hard drive in my computer represents the drive letter. When I am in the bios I can see the hard drive ...
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3answers
3k views

Should I update my Dell N4110 BIOS before Upgrading to Windows 8?

I'm using Dell Inspiron 14R and it can be upgraded(recommended by Dell) to Windows 8. Recently, Dell released latest Bios! The latest bios is for Windows 8 or for Windows 7?
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3answers
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How to recover a bios password?

Specifically Phoenix bios.
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1answer
223 views

How does a BIOS determine the amount of available RAM?

If the BIOS is a 16-bit program running in real mode, and in this mode it possible to address only 1MB, how does the BIOS determine the amount of available RAM, like 1 GB for example?
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1answer
7k views

Samsung SSD 840 Pro not properly recognized in bios?

I recently purchased a Samsung ATIV Book 6 laptop, and swapped out the hard drive for a Samsung SSD 840 PRO Series (512 GB). Unfortunately, I can't seem to boot off of it. On the main BIOS screen, it'...
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1answer
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Resetting a BIOS password

I was recently given a laptop off of a family relative, and they said they have set a password trying to be secure, however they have forgotten the password :I. It is an Acer 5750G laptop, and I am ...
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Installing Windows 7 from USB on a Thinkpad T61

I am trying to install Windows 7 Professional from USB 3.0 flashdrive, on a Thinkpad T61. The problem is, Thinkpads BIOS will not detect the flash drive as bootable medium, and won't allow to boot ...
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2answers
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What precautions should I take before updating the BIOS?

This is my follow-up to Is it OK to update my BIOS? Hopefully I shan't need to update my BIOS - but I thought I'd ask anyway - What precautions should I take before updating the BIOS? One that comes ...
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3answers
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I can't update my BIOS because the current version is an empty string

I am using an Intel D945GCCR motherboard. I want to update the BIOS but the current installed BIOS has an empty string for the BIOS version which causes an error and prevents me updating. The error ...
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2answers
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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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How to boot from a CD on an Aptio BIOS?

I have a laptop with an Aptio BIOS and OEM Windows 8. My hard disk drive is defect, but the warranty has expired. So I bought a new hard disk drive, built it in and now I'm trying to install ...
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votes
2answers
3k views

Change Virtualbox disk type from AHCI to RAID

I made have an image that was made on a Dell computer. This Dell had "RAID mode" set in the bios. If I load and then boot the image on any other computer set to AHCI or AHCI/RAID, I get BSOD. Same ...
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3answers
444 views

What makes a bootable device bootable [duplicate]

Possible Duplicate: What makes bootable media bootable? As far as I believe, if you 'drag and drop' an ISO image onto a device such as a usb or cd it won't boot as It's just random files, the ...
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votes
2answers
986 views

Is it possible to boot DOS from USB?

I've got a pc running CentOS, it has no CD or floppy drive. It has an Intel board and I need to upgrade the BIOS because the current version doesn't support CPU vt (however CPU got it) for KVM. I ...
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votes
1answer
1k views

Why should one upgrade BIOS? [duplicate]

Possible Duplicate: What is firmware and what happens when I update it? Why do people upgrade there BIOS?What additional facilities are provided?I want to upgrade my d845-gvsr so want to know.
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3answers
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Disable HDD in BIOS

I have a computer with two HDDs, one of which is dead. Booting the computer takes forever because the OS continues trying to access the HDD for a while. Since I do not have physical access to the HDD,...
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3answers
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Keyboard doesn't turn on when computer turns on

When I turn my computer on, my keyboard is off so I can't change the boot order, and other settings. I put in my XP installation disk once and my keyboard turns on when it gets to the screen that says ...
3
votes
1answer
2k views

How BIOS extensions (option ROMs) work?

How do BIOS extensions (option ROMs) work? I understand that an installed device may have it's own BIOS that adds features to the system but I'm not sure of how they are set up. I keep reading the ...
3
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2answers
1k views

Updating BIOS on DOS

I am using a Gigabyte GA-Z68MA-D2H-B3 motherboard on my computer. I wanted to migrate from Award BIOS to UEFI. I downloaded the binary file from the Gigabyte product page, but when I tried to run, it ...
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5answers
12k views

Installing Windows from USB: “Disk Boot Failure, Insert System Disk”

I used Microsoft's DVD to USB Tool in order to put the Windows 8 installation disc onto an USB stick. It worked on one computer, while on another one it didn't work. When changing the boot order, the ...
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votes
3answers
24k views

Windows won't start after changing SATA controller mode to RAID in BIOS (Intel X79 GA-X79-UD3)

This seems like a question asked a dozen times, so I've already read and tried many solutions. None of them have worked until now. I installed a fresh Windows 7 x64 on my new computer, on a Gigabyte ...
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votes
4answers
25k views

Which SATA operation mode for SATA III SSD in laptop?

Which is the best setting in BIOS for SATA operation mode for a laptop to connect SATA III based fast SSD drive, and why? ATA AHCI RAID On (Intel Rapid Storage) There will be no RAID set in system ...
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votes
3answers
4k views

Why would my computer all of sudden reset clock, show new boot screen, and run fans loud?

I bought a new computer one year ago, it's worked fine (Windows 7). A few months ago, it started to not boot unless I removed my USB headphones connected to a USB hub, everything else worked fine. ...
3
votes
1answer
21k views

How to edit BIOS information for a virtual machine in VMWare?

The manufacturer, as set in the BIOS of my VM, is "VMWare". I want to change that to other string. How to do that?