The motherboard or mainboard is the central printed circuit board (PCB) in many modern computers and holds many of the crucial components of the system.

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New PC, boots fine, but no USB devices work AsRock H61m-itx

I just bought a second hand PC Mobo : ASRock H61m-itx UEFI P1.70 Intel CPU G870 It boots fine, but no USB devices actually work. They receive power ( the mouse becomes illuminated etc ). The ...
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PC doesn't boot most of the time

PC is now dismantled down to: motherboard (Asus Z97AR) CPU (Core i7) PSU (750W) Motherboard and CPU are new, PSU is old. If you continuously turn the power on, then of, then on again, ...
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19 views

Computer randomly loses signal to monitor

Around a month ago I build my first computer, and I've had no problems until now. For about a week my computer has lost signal to the monitor, is only able to be turned off from the PSU. (The fans ...
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24 views

Non-gaming Motherboard for games?

I read that the Z97 is recommended even for non gaming rigs, is it worth 3 times the cheapest H81 Mobo, or 2 times the H87-H97. I still want to play games, but not necessarily optimized. I have a ...
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1answer
11 views

switch from motherboard graphic chip vs graphic card?

Sorry for this noob Q, I bought my first Graphic card for games. It is a big monster with fans. Can I use it just for games? I read somewhere, but may be mistaken, that the computer can’t handle 2 ...
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20 views

Put USB to PC Front Panel

I am going to DIY my PC case. But this problem happens to stock cases also. For example, I use the Gigabyte GA-Z97X-UD5H-BK motherboard. It has 2x USB 3.0 and 4x USB 2.0 ports through the internal ...
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1answer
12 views

Old processor setup on new motherboard

My desktop computer has Intel® Core™2 Quad Processor Q9550 on DP35DP motherboard which supports only up to 8 GB RAM. Computer is working fine but I am hitting limit of 8 GB RAM and want to increase ...
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17 views

How do I replace the built in SD-card reader in a laptop?

Long story short, I've physically damaged my card reader in my laptop (I've bent/potentially snapped the metal connectors). I've managed to dissamble the laptop. However, the card reader was not ...
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2answers
35 views

Where can I find BIOS files for flashing it with a chip programmer?

I have a laptop (Fujitsu AH532). It stuck in POST process and doesn't go for booting a device. I'm sure this is BIOS problem. So I need to flash my bios. I can't do that with provided bios driver in ...
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1answer
22 views

Can my computer support a graphics card alongside the APU? [on hold]

So, until I can afford a better PC, by brother is letting me borrow his older PC to play games on. The PC specs are here. The PC has an APU so you can imagine the graphics are lacking a bit for games ...
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16 views

Use DDR3L modules on Regular DDR3 slots

As far as I know, DDR3L runs at 1.35V while regular DDR3 modules run at 1.5V, so the difference is clear, however, I've read many posts stating that it's safe to use DDR3L modules on DDR3 slots and ...
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1answer
20 views

Screen pitch black after random shudown, Gpu's fans full speed.

This morning I went to power up my pc and BAM. My screen is pitch black. Noticed that Gpu's fans were at full speed. Switched to my moba gpu and well, it works fine. I cant understand if it's a GPU ...
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2 views

Intel Integrated Audio Signal Path

I have a Dell Latitude C840 laptop. It has Intel Integrated Audio. Intel 82801 CA/CAM AC'97 Audio Controller. It has been giving me problems. Sometimes I get chopped or truncated audio, or strange ...
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2answers
61 views

How to get my files in my dead laptop?

I am using Dell Inspiron N4010 14R Model laptop, In my laptop motherboard is dead, I want to recover my files from hard disk, how to do it myself?
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ASUS G53SW fans spinning at full speed

My Asus G53SW laptop had a video output problem which I narrowed down to a GPU failure. Took it apart, reflowed the GPU with a hot air desoldering station, applied new paste, cleaned the fans and ...
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1answer
68 views

6GB installed RAM, only 3.25 usable?

My old computer has 4GB of RAM, (2 sticks, 2GB each) I wanted to add some more to it so I recently bought an extra 2GB DDR2 stick, but I simply couldn't get it to work. While trying to simply install ...
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3 views

Sound not playing after mobo swap

I've tried on both Debian & Windows 7 now and cannot get sound to come out of my Logitech 2.1 stereo speakers. Both OS recognise and have the up to date drivers installed but when I test sound via ...
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21 views

computer lights up but then nothing

my computer was working fine today morning. then when i switchced it on in the evening nothing..the led near the lights up but thats its not beep sound or anything. even the fans on the PSU and ...
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1answer
17 views

In the BIOS the mouse is stuck

I wanted to install SteamOS to try it, but I'm experiencing an issue. Before the last bios update, everything worked fine. But after... The mouse is stuck: when I try to move it, it moves for some ...
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1answer
26 views

Is Prime95 safe to use for stress testing on current generation CPUs? [on hold]

Intro Prime95 has been recommended as a system stress testing program for a long time. This thread from overclockers.com, dated October 12th, 2004, suggests using Prime95 for stress testing because ...
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1answer
46 views

How to stop power light on PC from blinking when in sleep mode? [duplicate]

I regularly put my PC into sleep mode. Unfortunately the power button LED blinks every second and it's extremely bright blue which makes sleeping in the same room somewhat challenging. I have resorted ...
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25 views

Graphics card not working on new motherboard

I have recently bought this bundle to fix a faulty PC. However, I have tried to plug my graphics card in and all I get is a blank screen. I have disabled the on board graphics in the device manager, ...
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14 views

PC wont boot when graphics card plugged in

I recently got new motherboard/cpu/ram, though the PC wont boot at all when the gfx card is plugged in. Gfx card is still old and quite outdated so I was thinking maybe it is imcompatible? PC ...
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32 views

How can a case fan with a 8pin connector plug into the 4pin fan header on the motherboard?

I recently bought a Delta 12cm case fan online and it has a 8pin connector (but only 7 wires) which I can't plug it into the motherboard. I put a typical 3pin fan connector beside it in the image, so ...
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21 views

Detaching LCD cable from motherboard

How do I detach LCD cable from motherboard (lenovo B560)? Link is to my drive where I posted close-up pictures of it: https://drive.google.com/folder/d/0By5Sw6G6VsXLcnNTTG9pazB0d2M/edit Been ...
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1answer
52 views

Could this PC handle more than 16gb of ram?

Ideally, I'd like to install 32GB on this machine, if possible can someone suggest? I've seen two different 'limits' mentioned 8GB and 16GB but others suggest if the OS is 64bit and the board has the ...
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19 views

Dell T110. System board failure after RAM upgrade

I upgrade T110 RAM from 4G to 16G. 4G RAM is default RAM(2G + 2G). New RAM is SAMSUNG 4G PC3-10600R-09-10-E1-P0(Manual sheets says DDR3, 13333MHz). When switch on, the diagnostic lights indicate no.1 ...
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27 views

VT-X prevents boot

this is what happened. I was trying to run virtual box on my computer, but it gave me the error message, that I needed to activate VT-X. So, I booted into the bios and set the option for Intel ...
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31 views

Computer no longer POSTs after enabling secure boot

I just installed Windows 8.1 and I decided to take advantage of its secure boot support. I went into my BIOS (latest version), selected Windows 8 as my installed OS (the BIOS has a setting where you ...
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2answers
35 views

Get one windows setup to work on two different motherboards

I use Windows 7. I'd like to be able to move my SSD hard disk, back and forth from a Dell laptop motherboard to an MSI desktop computer motherboard, without having to reinstall every program.* I ...
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1answer
28 views

USB Device Over Current Status Detected [on hold]

so i had a perfectly working PSU from my spare computer and wanted to use it on some other desktops that i got from a computer repair shop because they said they weren't working.I tried them and they ...
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38 views

Motherboard keeps giving checksum error after installing new battery

I am repairing a computer with an ASUS M2NBP-VM CSM ACPI motherboard (I am not sure this is the correct description of the motherboard but, at least, this is what gets printed to the screen during ...
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1answer
32 views

Why is my motherboard's CPU temperature inconsistent with the individual core temperatures? [duplicate]

This image demonstrates what I'm talking about: The motherboard's CPU temperature is in green. The individual cores' temperatures are in red. I've tested the temperatures in three different ...
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1answer
24 views

Does ASRock XFast USB actually improve file transfer?

Since I bought my computer from a friend, I have been using the ASRock XFast USB software. It came with the ASRock motherboard (that is, it's not something that was found on the internet and installed ...
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How to Match Memory to FSB (pre IMC)

I have the following hardware: P35-DS3L supporting FSB 333/266/200 Mhz, quad-pumped. Four dual-channel slots. E2180 currently @ 2.00Ghz (200.00x10) I plan to raise the FSB to 266.66. This is my ...
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Insides of a Compaq Presario V5000

I have a Compaq Presario V5000, running Windows XP. Can someone post a photo of how the insides should look when connected properly? I have a Gigabyte GA-945GCM-S2L Mainboard with an Intel Pentium ...
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34 views

after replacing ,cmos battery , computer won't boot

I got error Cmos battery failure Cmod checksum error I replaced the battery When I power on, only power light and fan are working Monitor is " no signal". Hard disk indicator stay steadily on for 4 ...
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41 views

CPU maxes out at 100% when I use 2nd RAM slot! why?

I recently re-installed windows and went from a 32 bit install of Windows 7 Ultimate to a 64 bit install of Windows 7 Ultimate. Computer ran fine before the re-install but I just wanted to switch to ...
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Graphics card issue with M4N82 Deluxe

I have an M4N82 Deluxe and i am looking to establish how i would go about testing the PCIe to prove it is broken. When booting it gives me the error associated with graphics. I have tried several ...
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22 views

Will this PCI NIC work in my desktop?

not sure if this is the right place to ask, and I know it may seem like a bit of a stupid question, but my current desktop has an Asus P8Z77-M motherboard in, and all of my PCIe slots are used up, ...
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22 views

How to troubleshoot occasional failure to boot?

This only happens 10-20% of the time, which makes it tough for me to analyze. Basically, when I try to wake the PC from sleep or try to boot shortly after turning it off completely, nothing happens. ...
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1answer
42 views

My PC won't start up, what can I try?

My computer has been randomly restarting itself for the last couple of days. Sometimes it would stay on for hours before restarting, other times it wouldn't even get into Windows before restarting. ...
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1answer
36 views

High CPU/MOBO temperature even after cleaning and reinstalling

Even after dissembling my laptop and cleaning it, the temp of my CPU and Motherboard hangs around 41+ degrees Celsius while idle and no apps running. It used to be much lower and my laptop gets really ...
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23 views

Computer doesn't start when 12V CPU power plugged in

Configuration (troubleshooting): Board: Socket AM3+ Gigabyte GA-78LMT-S2PT CPU: AMD FX4300 PSU: 500W Peak Other components: GPU: ASUS Nvidia GTX960 Mem: 12GB (8+4) 1333 HDD: Seagate 1TB SATA ...
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How do you use an XMC network card?

In relation to this question, how exactly does an XMC card attach to another card? I'm trying to build a machine for a work project and I don't know a lot about hardware. I understand that XMC cards ...
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1answer
18 views

Is the motherboard of HP Compaq Presario CQ5306UK compatible with Intel i5 or i7 processors?

Is the board compatible with any of the i5 or i7 chips, ? I see on this page: http://h20564.www2.hp.com/hpsc/doc/public/display?docId=emr_na-c01981373 It mentions 6 compatible processors, but is it ...
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1answer
21 views

What kind of board does an XMC network card fit in?

I'm looking at 10GbE network cards, and most of what I find are XMC format, like the XPort3300 (just an example). I'm trying to understand how these cards fit on a board. I'm very new to low-level ...
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1answer
25 views

Hotwire laptop to skip power checks

I have a System76 Clevo rebrand W25AEU laptop. The motherboard is model 6-71-W24E0-D03. It started getting difficult to turn the machine one and I assumed it was do to the cheap method used. One day ...
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41 views

Computer Freezing/Crashing While Gaming, I've Checked Everything, CPU or Motherboard?

MSI P67A-GD65 (B3) Intel i7-2600k NVIDIA GTX 980 16GB DDR3 EVGA 750W PSU I've been having an issue when gaming. They're either crashes or hangs, whatever you want to call them. Both screens will ...
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downclocking fails new ram not booting and no signal [closed]

New ram (DDR3 4 GB 1600 MHz) not supported on my motherboard (1066). I am using Windows 8 64 bit. My processor is Intel Pentium Dual Core E6700 3.2 GHz. I have Nvidia GeForce 210 graphics card ...