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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114 views

How does ARM boot process differ from x86?

I'm not sure if this is an ARM thing or this is just a "convention" for modern smart devices. When talking about Android based devices people always talk about flashing ROMs or flashing firmware. ...
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200 views

Boot Issue in HP Probook 4520s

I have strange problem, i copied binary file 68AZZ.bin and did followed the step mentioned many places, Procedure i followed: Copied 68AZZ.bin in a flash. Plugged flash plugged AC power Adopter ...
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51 views

Reset BIOS of Asus PRO5DIP

When I start my Asus PRO5DIP notebook, nothing is displayed on the screen. I guess that has something to do with changes in the BIOS, since last time I've entered the BIOS and made some changes, like ...
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66 views

CPU Voltage: different values in BIOS and OS

I manually set CPU voltage to 1.1000 V in BIOS (Advanced Screen > CPU Configuration > Multiplier/Voltage Change > CPU Voltage). After reboot I see in BIOS (Vcore in H/W Monitor screen) that it is ...
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176 views

Is it possible to boot Linux on a x86 machine with uboot?

This is my understanding: BIOS does the basic initialization of the chipset and starts the boot loader which fires up the OS. And most advanced OS like Linux doesn't use BIOS. Also, embedded platforms ...
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89 views

dell inspiron 5323 13z cant gain access LOCKED ou t of bios

I am completely locked out of my dell inspiron 5323 13z.Iit says i need a bios password. It gives me a password hint with a completely black screen and i cant get any further. I have tried opening ...
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586 views

Installing ATI drivers on a Switchable Graphics Laptop

I recently re-installed Windows 7 and downloaded all the necessary updates, but it never updates my ATI drivers to the latest version. I had to do it manually by uninstalling the current version and ...
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38 views

Disabling sata port in dell vostro 230s

In a dell vostros 230s which accommodates 1 DVD and 2 HDD, is it possible to disable one of the HDDs through bios?
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33 views

Hardware watchdog only works on one of two almost identical systems

I've got two industrial single board computers which should be identical except for one has a Intel Atom Z510 and the other a Z530 (1.1GHz vs 1.6GHz and Z530 has hyperthreading). I'm pretty sure the ...
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50 views

PC Black Screen After BIOS Screen?

I booted my PC and after the BIOS screen which says F12 for bios setup and all the other options, I get black screen. I can't access bios options because when I press the button, it just shows me ...
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32 views

Hard Drive isn't showing in BIOS

I installed a new Seagate Barracuda ST500DM002 500Gb hard drive, but it's not showing in the BIOS screens. Furthermore, when I start the PC it produces a beep sound. Maybe the hard drive's rotation is ...
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271 views

Acer Aspire Timeline Ultra M3-581TG Laptop. It turned off automatically without warning

I have a laptop : Acer Aspire Timeline Ultra M3-581TG Laptop, using Windows 7 Home Premium 64 bit, 4GB RAM, Core i5 It turned off automatically without warning. There was no shutdown procedure, ...
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80 views

How to boot from cd or dvd on windows 8?

How can I boot from cd on Windows 8? It seems a pretty easy question, but I really have this problem! The boot order in the BIOS should be ok, I have CD/DVD, HD, and so on. In the same page on the ...
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43 views

Windows 7 USB not working in legacy mode

I have a problem. Some time ago I have bought Acer V3-571G laptop with Windows 8. Later I have decided to replace Windows 8 with Windows 7, so I have switched BIOS to Legacy Mode and unfortunately ...
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23 views

Can I change factory settings BIOS

I'm currently exploring the next mobo that my company will be using for trade shows and ran into the Asus Maximus VI Gene. We really like the board except for one feature, the CMOS clear button on ...
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99 views

Cannot access BIOS on Lenovo Z580

Probably because of Windows 8 installation some time ago. I know it is a common issue, however I am running Arch now and therefore cannot use most solutions. I have access to Multiboot menu but when ...
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85 views

Windows 7 not booting from hard disc - POST is showing “No int 13 drives to support”

My PC now seems to be booting in to the POST but getting stuck with the following error: "No int 13 drives to support" I apologise for the length of this post, but the more detail, the higher the ...
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43 views

Automatic BIOS update on a Debian netbook — how could that happen?

I have a Eee PC 1201PN that has been serving me well for some good 3 years. As of 31 january, when I turned it on, this message appeared in the POST screen: Press power button to shutdown system ...
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191 views

Can't detect any boot devices on a new Netbook

Hardware: LT41P04U Gateway Netbook --- Link to Specs: http://us.gateway.com/gw/en/US/content/model/NX.Y43AA.001 Bios Version : InsydeH20 Rev 5.0 Problem: Need to install Windows 7 64-bit or Windows ...
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180 views

Can't find Bootloader without “CSM”

I bought a new Asus N550JV, with Windows 8 (in UEFI-mode) preinstalled. The Laptop had 1 HDD installed. Right after buying, I changed the Blueray-Disk with a new SSD, and installed Windows 8.1 on the ...
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239 views

Asus Eee PC does not show BIOS or POST on start up

I have been looking at an older netbook (Asus Eee PC 1005HA) for a friend. It encountered some errors in XP and refuses to boot due to errors in the systemconfig file. This is fine since it's going to ...
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34 views

Fan on new Mobo won't slow down

I recently replaced a motherboard with an Asrock 960GC-GS and the fans run at 4000RPM continuously. I went into the BIOS and played with the CPU fan speed by changing to level 1 from a 9 and it still ...
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81 views

dell inspiron n5050 fan constantly turned on

My dell inspiron n5050 fan is continuously turned on from start till I shut down. I updated Bios to A05 and ran diagnostic test to check HD failure and I got this error error code 2000-0142 ...
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68 views

VAIO Bios can't see 2-nd HDD connected to DVD slot

I have a problem. Bios can't see 2nd HDD connected via mSata to Sata connector. If I boot from other device or liveCD, the system can see it correctly. Harware: Sony VAIO SVS13A1Z9R BIOS Inside H20 ...
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86 views

Wireless keyboard/mouse works in BIOS but not in Windows

Like the title says, my Logitech EX100 Wireless M/KB work fine in BIOS, but as soon as Windows starts they stop working. I have a wired mouse and a wired keyboard plugged in as well, and they work ...
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103 views

Cannot enter BIOS under Windows 8?

I've been using Linux, but installed Windows 8 to give it a try. I've decided to switch back, but now it seems something has happened to the BIOS/UEFI. When the system boot I get a 'Press ESC to ...
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332 views

Boot laptop (Samsung NP-RV520-A02IN) using usb memory card reader

Scenario : I have a 2 gb micro sd card that has a live Ubuntu environment setup in it. When I put the card in my phone and boot my laptop using my phone's USB data cable, it works perfectly, i.e. my ...
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582 views

Unable to unlock a SSD

I own a laptop Asus K56CA. Shortly after I bought it, I swapped out 5400rpm drive for a Samsung SSD 840. I’ve set up passwords: BIOS Administrator and User; also Master and User HDD Password. Now, the ...
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73 views

Can't boot with TPM chip removed?

I think the TPM chip in my laptop is broken because I get the following error before booting: "TCG ERROR: TPM Failed to initialize." I tried removing the chip entirely and get the error either way. I ...
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142 views

Can't disable UEFI/Safe Boot

I'm trying to install Steam OS on my computer but I can't boot from my flash drive because it's in UEFI boot mode or safe boot. There's no option to disable it anywhere. I've tried doing it through ...
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40 views

How to perform a hard reset on Thinkpad's BIOS settings?

I have a Thinkpad T420 on which I mistakenly changed the BIOS settings to "use discrete graphics" from "NVIDIA Optimus". Now whenever I turn on the system, the LED's blink and the computer restarts ...
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353 views

Acer Aspire E1-422

My Acer says no bootable drive since I updated the bios to v.2.06 . It only start into a black screen. I can access the bios with F2. There I can see my WDC hard drive and DVD drive, but why it cannot ...
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47 views

No video on boot after installing 4port pci sata card (not e-sata)

I have a MSI k8t neo2-f motherboard and an older AGO vid card, not sure the specs or model on that... No on board video on the MB so that's not an option. When I plug in my new 4 port PCI sata card I ...
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242 views

Asus Windows BIOS flash not working

I have a asus K53E and I reinstalled windows using the serial key that my laptop came with. I am now trying to instal the BIOS flash program for windows that asus has. But when I try to it says. ...
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49 views

How to get BIOS to recognize Liteon optical drive?

The Liteon optical drive previously functioned OK as a boot drive. Now the BIOS says "No optical drive". The drive does read files on both H.R. Block and Windows 7 installation disks. The drive is ...
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16 views

what is the meaning of some of these options in MSI CB2?

I was wondering what the meaning of some of the options in ClickBios 2 meant, and how they affect the performance. things like core vdroop offset control core OCP extender(what's the difference ...
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117 views

How is the NVRAM/EPROM which contains the firmware placed and used

From this link - Chapter 9, section 9.1.4, it says: The first instruction that is fetched and executed following a hardware reset is located at physical address FFFFFFF0H. This address is 16 ...
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111 views

Windows 8.1 BIOS accessing

I own Lenova g500 machine. I have installed Windows 8.1 in it. When tried to reboot(to install ubuntu) I am unable to navigate to BIOS(via key, nor usb boot works). When rebooted Windows 8.1 in ...
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37 views

Peripherals don't Turn on When New Graphics Card is Installed

I recently decided to upgrade my graphics card. I bought a Radeon HD 7750 to replace my relatively underpowered Nvidia GT 620. However, when I plug in the new card, my computer's peripherals do not ...
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151 views

Can't find/enable virtualization

I have a AMD Athlon 7850 Black Edition and I can't seem to find VT-x or AMD-V. I've looked literally every where in my BIOS. My BIOS is a ASUSTeK M2N68-AM Plus (AM2). I looked it up and yes, my CPU ...
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278 views

Bios selecting trouble with pcsx2 on Mac

I finally succeeded to download and make work the pcsx2 emulator on my Mac but each time I quit and reopen the software, the bios file gets changed like : from Desktop/PS2/biosto Desktop/PS2/bios/PS2 ...
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38 views

Strange boot issue

I just had the strangest issue at the BIOS a few moments ago. I had reinstalled a fresh Linux all day and was signing off when I realized I couldn't boot into anything. I tried my two hard drives, my ...
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103 views

Alienware Aurora R2 Slow Boot Up

I have an Aurora R2 bought a few years ago, and recently I decided a RAM update and new Samsung SSD would be good for speed. So now it's super fast, with the exception of booting up. It still takes ...
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23 views

P8Z58 - Disabling turbo mode

I have a P8Z68 DELUXE /GEN3 motherboard with a Core i7 2700K CPU rated to go to 3.5GHz. I want to know how to disable Turbo mode in the bios cause my pc seems to go from 3.5Ghz to 3.9 under load and I ...
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0answers
48 views

Recovery of RAID1 After converted to AHCI

I recently made a machine for my brother with a 500 GB solid-state for the OS (Win8) and two 1-terabyte hard disks in a mirrored RAID for separate file storage. A few weeks ago having the mirrored ...
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215 views

Samsung Laptop cannot read my bootable disc

I have a Samsung Series 5 laptop (NP530U4C). I want to format it and install Ubuntu 12 LTS. I can access the BIOS and set the hard disk priority but it does not detect my bootable disc on startup. How ...
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43 views

gigabyte bios - most options greyed out

I logged into my bios (i previously set a password) and most options are greyed out. Ctrl+F1 doesn't work (only thing I can find on other forums). When booting up I only have options to go to bios, ...
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2k views

Dell Windows 8 Reinstall with bios based product key

I recently purchased a Dell Inspiron running pre-installed windows 8(oem) and unfortunately i've been a victim of a virus attack and now i cant even boot windows(cannot proceed to login screen). ...
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321 views

Wake-on-lan from S5 and prevent network card from turning off

I'm tired googling and looking through hundreds of forums, please help. OS: Windows 7 64-bit Motherboard: ASUS M4A77T/USB3 Onboard network card: Realtek® 8112L The problem is that network card keeps ...
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301 views

Enable No-Execute Protection in my BIOS on Aspire One 753

I am trying to install Windows 8 on Virtualbox, so I need to turn on No-Execute memory protection for it to work, according to this article: Windows 8 on VirtualBox and VMWare: Your PC Needs To ...