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.

learn more… | top users | synonyms

3
votes
0answers
52 views

Laptop not booting from any bootable device (UEFI broken?)

I was trying to install Debian in a dual boot with the already installed Windows 10 on my laptop. Now when I boot up the PC it shows the Dell logo and the options to press F2 for Setup and F12 for ...
3
votes
0answers
316 views

BIOS update is blocked on this device

I have HP, Windows 10. HP support utility tells me that a BIOS update is available and Windows 10 update utility tells me that no update is available. I don't know which one to trust. If I try to ...
3
votes
0answers
549 views

Setup BIOS to network boot to FOG server

I have a FOG server installed on my Ubuntu 12.4 OS. The FOG server is setup and running. On the client machine, I am trying to network boot into my FOG server, but it never connects. I can't figure ...
2
votes
0answers
53 views

If BIOS is stored on a flash memory chip, what is the purpose of ROM now?

According to Wikipedia, in older computers the BIOS firmware was stored on the ROM chip which was attached to the motherboard. However, nowadays BIOS is stored on a flash memory chip on the ...
2
votes
0answers
44 views

Illogical random shutdown behavior, No overheating, no Hardware faliure

I am facing an illogical problem on my wife's dell inspiron. The computer started to shutdown randomly while she was working. The problem started to evolve until the day when the computer always ...
2
votes
0answers
202 views

Cannot boot after BIOS update

After BIOS update: a) BIOS doesn't save any changes, apart from time and date b) BIOS doesn't see the internal hard drive, but sees USB drives. What I had before: * I had TPM initialized and active ...
2
votes
0answers
128 views

Intel-VT not enabled in BIOS on acer laptop V3-772G

Yesterday i purchased Acer Laptop V3-772G and increased RAM just for the sole purpose of using this beast for Virtualization but when i tried to install 64-bit OS it slapped me with VT error. So i ...
2
votes
0answers
1k views

Windows not finding HP Smart Array P410? (Windows 7 Ultimate, Server 2012, 2012 R2) HP EliteDesk 800 G1 SFF

Windows not finding HP Smart Array P410? (Windows 7 Ultimate, Server 2012, 2012 R2) HP EliteDesk 800 G1 SFF I have got myself an HP EliteDesk 800 G1 SFF (i5-4590 @ 3.3GHz, 8GB RAM) to use as a home ...
2
votes
0answers
322 views

Dell E5450 - mSATA not found by BIOS but is by Linux Live CD

I have a Dell Latitude E5450 with a 128GB mSATA drive, which has been working fine for 3 months. I have the latest firmware for the BIOS (A10). I have Fedora 22 installed on this disk and have had ...
2
votes
0answers
49 views

Is it possible to enter bios using an external monitor on a Vaio VGN-FE21S?

The manual says Fn+F7 should switch to the external display but this isn't working for me at power on. The internal LCD is dead so I was hoping to be able to enter BIOS using the external monitor. ...
2
votes
0answers
94 views

How can I enter Setup without keyboard?

After replacing a power supply my computer will not boot. The message is USB devises total: 0 Drive, 0 keyboard, 0 mouse, 0 hub. Then "Please enter setup to recover BIOS settings. No keyboard ...
2
votes
0answers
163 views

Bios start screen is shown even though UEFI fast boot is enabled

I installed Windows 10 from scratch (clean install) to avoid problems which could arise when upgrading my old Windows 8.1 to 10. Everything went well and new installation booted up very fast. ...
2
votes
0answers
130 views

BIOS hangs when SATA drive is attached, works with hotplug

The American Megatrends BIOS (latest version as of manufacturer) of a Shuttle XPC SH87R6 hangs at the very beginning (not even showing the CPU type) whenever a WD 3.0TB SATA harddisk is attached. It's ...
2
votes
0answers
58 views

Is my motherboard broken?

I restarted my computer yesterday morning . It started to boot back up, but hung on the motherboards' boot screen. I could not select any options with my keyboard, which was working at the time. The ...
2
votes
0answers
447 views

SATA HDD detected in BIOS but not in Windows 8.1

I have a 500GB hard drive that is detected by Windows after boot when connected by USB 3.0 but when I attempt to connect it by SATA, it is not detected by Windows. The SATA power and data cables ...
2
votes
0answers
1k views

Boot from CD using UEFI instead of BIOS

I have a Lenovo IdeaPad Y510P. This is my last attempt at recovering my computer, as my recovery partitions are gone and I cannot boot into my computer otherwise. I have Windows 8 x64 OEM installed. I ...
2
votes
0answers
323 views

Troubleshooting processor upgrade, Paxville on Dell Precision 670

I've got a Dell Precision 670 with an XC837 motherboard and BIOS at version A07. I'm trying to upgrade this from using a single-core Celeron to a dual-core Paxville processor. When I install a single ...
2
votes
0answers
176 views

BIOS not reaching post

GT70 0NC-012US Issue: BIOS not reaching post Backstory: Several days ago,my slave HD started to lock up the OS with any related programs running from that disk. In an attempt to fix it, i used Hiren'...
2
votes
0answers
199 views

Possible for malware to set a BIOS password?

Strange issue. My PC locked up and I reset it by holding down the power button. It had been overclocked and I received a message that my PC had experienced a boot failure due to voltage issues. I'...
2
votes
0answers
641 views

Extract Samsung OEM recovery from laptop HDD

I have a Samsung NP540U3C with Windows 8. I recovered it to factory condition, booted and it was fine. There were 107 Windows updates so I downloaded and installed them, rebooted and then I was ...
2
votes
0answers
561 views

Cannot pass the pre-bios loading screen (toshiba laptop)

I've just bought a Toshiba Satellite p50-A-14K. I was struggling installing ubuntu 13.10 together with windows 8.1. I couldn't get the dual boot working so at one point, what I did is to delete the ...
2
votes
0answers
2k views

how to disable hard drives in UEFI bios?

sometimes I need to disconnect a hard drive. I have to open my computer and unplug the sata power cable. I am wondering if its possible to disable the hard drive in UEFI bios. I am using asus p8p67 ...
2
votes
0answers
298 views

PC reboots after “Welcome to Grub” unless booted from BIOS

I have a Linux machine running on an ASUS P8H77-I. The boot drive is correctly set in the BIOS. If I let it boot normally, I see the Welcome to Grub line, then it reboots, and repeats forever. If I ...
2
votes
0answers
641 views

Sony Vaio VPCEE2E1E memory upgrade issue

I own Sony Vaio laptop VPCEE2E1E and I recently upgraded RAM MEMORY from default 3GB to 4GB after that operation I'm facing serious problem with performance.Windows shows that I have only 1.74GB ...
2
votes
0answers
1k views

Issue using a “used” SSD as a Windows 8.1 Boot Drive

So, I'm something of a Mac person, but decided to take a stab at this whole "build yourself a PC" thing - right now, the thing is assembled, posts just fine, and can get to the BIOS. The problem is ...
2
votes
0answers
8k views

Error 2100: Detection error on HDD0 (Main HDD) - Lenovo Twist

I have a Lenovo Twist (S230u). When I boot it up, it shows the LENOVO logo, then under that it says ''To interrupt normal startup, press Enter''. Then it says ''2100: Detection error on HDD0 (Main ...
2
votes
0answers
2k views

Dual boot Windows 7 on pre-installed Windows 8 laptop

I have a newer HP laptop with preinstalled Windows 8. I want to dual boot Windows 7 with it, but am unable to boot to the USB. To start with, I downloaded an .iso from Microsoft that I then copied ...
2
votes
0answers
5k views

Installing Windows 8 from USB stick on a computer with only FreeDOS installed

I just bought an Asus G750JX and it has no Windows installed on it only the BIOS. When I open it I get three options: Load FreeDOS with maximum RAM free using EMM386 Load FreeDOS including HIMEM XMS-...
2
votes
0answers
2k views

Intel dg41rq Motherboard not booting | is there anything else I can do to salvage it?

My computer was working fine for a while booting ubuntu off a flash drive. I finally bought a new hard drive and plugged it in. When I turned it on there were no beeps and nothing on the screen and ...
2
votes
0answers
246 views

Inconsistent problems with backlight, booting, and troublesome hanging with an HP DV5 laptop (2008). Thoughts?

Main Problem: I've got an HP DV5-1125nr with a backlight that seems to work when it pleases. This started about a month ago. An image is still present on the screen and it works with an external ...
2
votes
0answers
605 views

Is it possible to install Windows 8 on a non-ACPI computer?

I have a computer with a BIOS that doesn´t support ACPI. I tried to install Windows 8 but the setup said I cannot install Windows 8 without ACPI. After some research I found out that this is since ...
2
votes
0answers
197 views

Windows 8 Logon Screen Error

I was messing around, and my windows 8 logon screen is now black/blank. If I could get my computer to safe mode, I could fix it, but I can't access the windows 8 advanced boot options since I can't ...
2
votes
0answers
245 views

System does not work anymore after migrating to UEFI

I have recently updated my BIOS to UEFI (big mistake...). When I boot in Windows 7 x64 now, it does not recognize any USB driver (even mouse and keyboard).I tried to use Windows Repair Disc to Restore ...
2
votes
0answers
1k views

Computer randomly turning off after BIOS update?

I recently built a new PC, which has been running fine up until a BIOS update yesterday. I normally wouldn't update BIOS unless there were issues and in this particular case, the AMD FX-6100 CPU I'd ...
2
votes
0answers
279 views

Dell OptiPlex 755 Hex Code on BIOS Launch?

We have a Dell Optiplex 755 which is freezing at POST and displaying what appears to be a hexadecimal string in the top-left corner of the screen, like so: Any ideas on what is causing this?
2
votes
0answers
162 views

Correct CPU Frequency in BIOS

One of the machines I have is a 10 year old one. I can't discard it due to some sentiment (Mom). Legacy board: Mercury 810e, 133 MHz FSB Processor: Pentium III Tualatin 1.2 GHz Observation: I see ...
2
votes
0answers
184 views

BIOS boot manager for Windows Vista Boot Camp Macbook partition

I am trying to find the BIOS boot manager for my Windows Vista Boot Camp partition of my Macbook. How do I access this during sartup?
2
votes
0answers
285 views

Some USB drives not showing in BIOS

I have a GA-MA790FXT-UD5P motherboard. I have an old USB drive that it will boot from just fine. I have two (identical) newer ones, but they will not boot. I found out that the newer ones aren't even ...
2
votes
0answers
431 views

new pc build— CDROM not booting

I've just finished a new PC build using a Gigabyte GA-970A-UD3 AM3+ motherboard and SATA DVDROM and HDD. I've set up the bios to use the following boot order: CDROM HDD I know that the CDROM drive ...
2
votes
0answers
424 views

SATA Drive Order Scrambled on Reboot; Windows 7 / Asus P5Q MB

I've noticed that the drive order (when viewing through computer management) on my Windows 7 box is not consistent between reboots. More often than not, the drive order is maintained across a reboot, ...
1
vote
0answers
10 views

Samsung SSD 840/850 Pro with Encryption: how does portability work?

Context. the Samsung SSD Pro series ships with a hardware-based encryption feature which protects the disk content. As highlighted by many other questions and guides online, this feature can be "...
1
vote
0answers
33 views

My laptop doesn't boot when I add a new RAM

Here's the thing : I recently cleaned my laptop completely. And during my cleaning, I disassembled my CPU and then put it back (I wanted to see how it worked). Then I put everything back in (...
1
vote
0answers
17 views

Problems booting from USB drive

Recently I decided to install Debian on my USB drive. I downloaded the ISO file (SHA256 checksum verified), burned it to a DVD and used that to install Debian. The installation finished successfully, ...
1
vote
0answers
20 views

Thinkpad T410 not booting: Simple solution?

I have a Lenovo Thinkpad T410 which I left outdoors overnight after a BBQ... No rain but likely some humidity. Symptoms? - Initially, screen remains black, nothing happens upon pressing power button....
1
vote
0answers
16 views

New headset, cannot find boot option

I have a new void headset, but I am having the issue where the driver signature cannot be verified. I tried the general solution which is pressing f8 to disable the signature command in the bios setup,...
1
vote
0answers
29 views

Why can I boot from a USB device without “making it bootable”?

It seems like you can boot from a USB device without a bootloader to me. Even my 6 years old computers that still have a BIOS. From what I read the BIOS simply looks for an mbr, loads it and ...
1
vote
0answers
36 views

Unable to boot on Debian Live CD on my HP Laptop - “Selected boot image did not authenticate”

I'm trying to boot from a Debian Live CD (the debian-8.5.0-amd64-DVD-1.iso available here: http://cdimage.debian.org/debian-cd/8.5.0/amd64/bt-dvd/). It doesn't work when I just let the computer start ...
1
vote
0answers
25 views

Noisy HP DL360 server and DMESG errors

I purchased a HP ProLiant DL360 server for use with Solaris testing because it was OEM hardware. The server sits in my basement and its kind of noisy. It sounds like a mini high-bypass jet engine, ...
1
vote
0answers
25 views

Can't access bios (even though I can access windows repair)

I have two HDD in my MSI laptop. In one of them Windows 10 (with its own efi partition) is installed. In the other one I tried installing Fedora (again, with its own efi partition in said hdd). After ...
1
vote
0answers
33 views

Can't Access the BIOS

For some reason, my computer will boot and run Windows (only OS) fine but when I spam the delete key on startup to enter the BIOS my computer turns on but nothing appears on the screen (my monitor ...