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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Plugin my computer speakers directly to the monitor or onboard soundcard?

I've just finish building my first computer and all works great! I do have a question about my computer speakers. I've connected my computer speakers using the 3.5mm cable to my Ultrasharp DELL ...
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0answers
8 views

Take Intel D945GTP motherboard out of manufacturing mode

I have an Intel D945GTP motherboard, when I switch my pc on I get a message saying, "SYSTEM in manufacturing mode". I have a problem with this because I can't save any changes made to the bios. I ...
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0answers
15 views

No boot no beep

For Some reason my computer doesn't boot/post anymore, even though yesterday it shutdown properly. It turns on, the fans spin and the motherboard lights are lit. But the computer doesn't post and ...
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2answers
23 views

Looking for compatible RAM [duplicate]

Here's what I have currently, and I'm looking to upgrade the RAM to 4Gb. Trouble is I have no idea what to buy! Main Circuit Board Board: ASUSTeK Computer INC. P5KPL-AM Serial Number: ...
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0answers
22 views

Broken USB Flash Drive, Snapped Board, Unusual design, wanting to Recover files

So, I was Using My Laptop, when i knocked my USB drive, Apparently Snapping the actual Motherboard (NO idea what to call it), and the frustrating part is that it's painted black, so I can't really see ...
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1answer
20 views

Graphics card causes motherboard to delay power off

Recently a glass of fruit juice was dumped into my tower. I immediately scrapped the motherboard and power supply unit, replacing both, and attempted to salvage both the RAM, GPU, and the CPU. I took ...
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2answers
24 views

ASRock x58 Extreme Motherboard Memory Layout

I am using the ASRock x58 Extreme Motherboard. I currently have installed 8GB of DDR3 (4 x 2GB) memory that is compatible with the MB. I recently received an additional 8 GB of DDR3 (2 x 4GB) RAM ...
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1answer
18 views

acer aspire x3995 desktop continuous beep on startup

PC was beeping 4 short beeps and after some google decided to move ram to a different slot. I didn't ground myself and now it continually beeps on startup. I have unplugged everything from mobo ...
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1answer
38 views

What is the actual reason behind HDD thrashing?

I bought my desktop computer in 2012. In 2013, I opened my case and cleaned out the dust in the processor and motherboard. After cleaning and rebooting the PC the processor cooling fan rotated for a ...
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0answers
28 views

Laptop Motherboard Schematics [on hold]

I am working on a bunch of Hp laptop motherboards. These models are variations of HP 15-f Models They have different model numbers but the boards PCB looks the same just different variations of the ...
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0answers
19 views

PC won't start at all. 1 Beep at power on but nothing happens. [on hold]

my PC won't start at all. The fans (CPU and Case) try to run, the mobo gives one short beep but then it turns off. It's a brand new PSU and brand new motherboard! I've recorded it since it's easier ...
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0answers
5 views

Can't do anything after using the repair boot files action from easybcd

So i had both ubuntu and windows installed in dual-boot config. Windows 10 was on my ssd and ubuntu 14.04 on the hdd. One day, the hdd crashed and ubuntu was gone, not a big deal because i got a new ...
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0answers
11 views

PCIE Motherboard Side Riser Card [on hold]

I am looking for a PCI-E riser card that is flat on a board (like a mini motherboard) in which the cable faces TOWARDS the motherboard. My current Asus motherboard cant comfortably fit my 980ti's and ...
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0answers
25 views

How are super computers built? [closed]

I only know about assembling a computer from individual parts like motherboard, cpu, ram, graphics card etc., I heard there are supercomputers(SC) containing hundreds of processors working together ...
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0answers
24 views

Charge light on if display cable disconnected from motherboard

I have a HP DM4-1050ea laptop, which recently started to not turn on either with battery alone or AC alone (with and without battery). I cannot boot with battery alone because it's drained and don't ...
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0answers
30 views

Downclock DDR3 1600mhz to 1333mhz GA-P55-USB3

I'm determined to pursue this to it's end before I decide to return the hardware. System Specs: CPU: i5 650 Motherboard: GA-P55-USB3 2x 4GiB DDR3 1600MHz (formerly 2x 2GiB DDR3 1333MHz) The ...
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1answer
40 views

Do I need a purple wire going from power supply?

I Have a new PC and want to build something in it, but i am wondering if I cut off a purple wire +5VSB from power supply leading to motherboard will the PC still work? Exactly i want to put a led ...
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1answer
38 views

Can I replace this Asus laptop's motherboard with a different but very similar one?

The motherboard of my Asus N550JK DS71T laptop broke. The model of the motherboard reads 60NB04L0-MB1030(216). Will replacing it with a model 60NB04L0-MB1021(216) work?
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47 views

Socket LGA 1151 compatibility with CORSAIR Hydro Series H50 water cooler [closed]

I'm building a new PC and wanted to check the compatibility of some parts. The PC will be using a LGA1151 motherboard: http://www.newegg.com/Product/Product.aspx?item=N82E16813128869 And Skylake ...
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2answers
27 views

Confused about PCI slots [closed]

In a few months time, I am looking to buy a gaming PC, a proper one, for the first time (I have previously had a laptop). I have seen a pc with an MSI 970A-G43 motherboard. I was a bit stuck when it ...
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0answers
34 views

How to disable some cores on Intel machine

I have a machine with two Intel(R) Xeon(R) CPU E5-2618L v3 processor, which has 8 cores on each socket. I only want the OS or hypervisor (such as Xen) on the machine to detect only one socket and ...
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1answer
30 views

Where do I find Acer Predator G6-710 motherboard manual

I would like to learn more about the physical aspects of machine I purchased, but I can't, for the life of me, find a manual that discusses the motherboard.
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19 views

System suddenly going into continuous/infinite restart/reboot loop without even POST with clicking noise from PSU

I'm new here and desperately in need of help. My Dell Inspiron One 2330 was working perfectly till yesterday night. Today morning when I tried to turn it on, it went into a continuous restart loop ...
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1answer
28 views

Is it possible to run a 2GB RAM on Asrock G31M-VS?

I just want to know if I can stick another 2GB RAM on my Computer. System Hardware: Motherboard: ASRock G31M-VS (FSB1333 DDR2 800 Dual Channel). CPU: Pentium Dual-Core 2.5GHz. RAM: DDR2 800 Memory: ...
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22 views

Memory not being properly detected

I purchased a Crucial 4GBx2 kit and recently installed the two sticks. One stick was detected, while the other was not. I tried reseating and moving the stick, however, the stick was still not ...
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0answers
12 views

Computer keep restarting over and over when display port plugin

My PC system just have booting problem recently when I upgrade new parts. My system: Intel Core i7-2600 3.4GHz Asus P8H67-M PRO Micro ATX LGA1155 Motherboard Kingston 16GB (2 x 8GB) Crucial M500 ...
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1answer
24 views

No display on boot after changing hard disk. Motherboard fried?

I just put a new SSD in my computer, replacing an old one. Something I've done plenty of times before but this time when I powered-up the PC I get no display. When I press the power button all the ...
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1answer
27 views

New build boots to bios spash then cycles

I'm building a new computer. See the build list below. It will boot to the BIOS splash screen but then just cycles over and over. I've reset the BIOS and the system is down to the base, using onboard ...
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1answer
19 views

Gigabyte 970A-UD3P - FX-8320e - Kingston Hyper X Beast 8GB 1866Mhz - Posting problems

I just bought this system, all pieces are brand new. I installed all the pieces together, but the motherboard won't post at all. The fans of cpu and gpu are turning, but it will not post and (I ...
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19 views

How to estimate the backplane bandwidth of a PC used as router?

I would like to estimate the backplane bandwidth of my router, but the catch is that it is a repurposed PC. System configuration: Motherboard: Asus P5BV-C, with Intel 3200 northbridge and Intel ...
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14 views

Dell Dimension 9100 Motherboard light turns on, but no response otherwise from the computer [closed]

When connected to a power supply, the motherboard light turns on, but the power button triggers absolutely no response from the computer.
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1answer
30 views

IDE to SATA converter not working. Incompatible or faulty?

I bought this cheap (2$) IDE to SATA adapter, connected it to my IDE hard disk, my sata motherboard and power plug and it does not function. A red light is lit on the little board but it just delays ...
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0answers
34 views

New Graphics Card Equals Dead Computer?

Here is my problem: I can turn on my computer and get all the fans to work, lights, etc, but my monitor(s) stay black with "no signal detected" error. How this happened: I bought a new GPU (MSI R9 ...
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1answer
27 views

Which Connecter Is The Correct One

I have a Compaq 5008MT desktop, with the standard hard drive & DVD Drive installed. I purchased a 1 TB Sata drive, and opened it up only to realize, I have a free SATA connecter on the ...
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22 views

Change motherboard Notebook Samsung NP300E5C

I've the following laptop: NP300E5C that is actually broken (BIOS brick). I'd like to change his mobo with another one, I've found one of an NP300E5X-A01IT Here seems that the 2 mobo are identical, ...
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1answer
29 views

Can I use an asus MB with a sata 5-port multiplier?

I have an Asus M5A99FX Pro R.2 and all the available SATA ports are being used. From the user manual of the MB it seems it uses the AMD Chipset 990FX/SB950 (see picture below), yet even after reading ...
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1answer
18 views

restart looping - turn-on & turn-off every seconds

For 4 days my computer worked fine. Yesterday morning I've launched my pc. Everything was fine for one hour, I even didn't touch the computer, I was near by, looking video on my laptop PC. Then ...
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1answer
31 views

Hardware Motherboard Compatibility

I have an old computer and I want to upgrade it. I am looking for a motherboard but I think the other components that I have here will not work on the new board. My specs are these: The ...
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0answers
29 views

Motherboard detects Intel 750 PCIe SSD only when I replug the card. Cold boot issue

I have a combination of the following hardware: Corsair RM-550 PSU, MSI X99S SLI motherboard, MSI 2GB D5 X GTX960 graphics and a Intel 400GB 750 Series (PCIe card). I'm booting from another Samsung ...
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0answers
15 views

Diagnosing Dead MoBo/Other PC Component

basically I have this HP G60-445DX Notebook that is showing some odd signs. These signs are atypical to what I've normally seen in fried mobos. In short, no graphics, no POST beeps, HDD light ...
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1answer
28 views

If my motherboard only supports minimum DDR3 1066MHz ram and I have 639.9 MHz ram, will it work?

I'm going to upgrade my PC to a newer MB, but not my RAM. One allows the following frequencies: DDR3 1066/1333/1600/1866*/2000*/2133*/2200*/2400*/2600*/2666*/2800*/3000*/3100*/3200*/3300*(*OC) MHz, ...
3
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2answers
407 views

486 computer does not POST

I have some trouble trying to POST a old Intel 486 DX motherboard. If i power up the board , the CPU becomes hot quickly and it doesn't make any beep noise, but only background noise (even without RAM ...
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0answers
42 views

PC Doesnt boot past the screen with the flikkering underscore

First of all, i've been searching to find possible solutions on the internet, i tried quite a bunch of them nothing really worked. So where did the problem start? A few days ago i found out my RAM ...
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1answer
38 views

CPU Over voltage error after updating BIOS

I have a problem with my motherboard. I updated the BIOS on my Asus P8P67-M to the latest version(3703) after this when rebooting my computer I was shown a message telling me that there is a CPU Over ...
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0answers
22 views

Motherboard is not booting operating system after cmos reset and cant access bios

I have built a custom pc, these are the specs: I7 4790k 500w evga psu Gigabyte z97p-d3 motherboard 8gb hyper x 1866mhz ram I am using my 32" finlux tv right now as a monitor since im saving for a gtx ...
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0answers
24 views

Optiplex 380 - Memory module 1Rx16 not compatible with 1Rx8 type?

Tried to do memory upgrade a Dell Optiplex 380 which had a single 2 GB memory module (1Rx8 PC3-10600U-9-11-A1 from hynix). 1Rx8 should mean it's single rank with 8-bit wide data bus for each DRAM ...
0
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1answer
24 views

Graphics card or mainboard defect?

My PC has the following specs: eVGA Z68 FTW Mainboard AMD Radeon HD 7970 Graphics Card I am having the following problem: My PC had a White Screen yesterday (the whole Screen turned White while ...
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1answer
19 views

Unable to diagnose a display related issue

I am facing a strange issue with my PC. I have had the resolution set to 2560 x 1440 on my display for as long as I can remember. I came back after a month away from home and when I turned my pc on , ...
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0answers
11 views

Is my motherboard/keyboard controller failing?

I've searched all over, but I haven't found anyone who has the same symptoms as I do. I have an HP Elitebook 2740p that has an issue. From a cold boot the computer performs perfectly, but after being ...
2
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1answer
69 views

Computer won't boot, UEFI beeps

It has been a couple days by now and I am still trying to find out what the problem of my PC is. I have made a short video of what is happening when I run my PC on and in this video you might notice I ...