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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Strange sound from motherboard

I have a MSI 7222 ver 1.1 motherboard, a Intel Pentium 4 3.0 GHz/1M/800/04A processor and 2x1 GB of DDR2 RAM. When I boot the computer, the motherboard makes a "siren sound" (like low pitch and higher ...
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29 views

Powering a HP BL680c Blade Server Without a Rack

I picked up an old HP BL680c from a computer surplus store and have no rack with which to power it. The board seems to indicate that it merely requires 12V in. When I try to run it off of regular 12V ...
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2answers
39 views

Need assistance in connecting my PSU fan cable

I noticed that my PSU got really hot during gaming (to the point where it shut down my computer). I searched my PSU's model name (AXP-630P12P) and it said that the fan on the PSU was supposed to start ...
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0answers
31 views

Computer not booting

I've built a mining computer with an asrock h81 pro btc, AX 760 psu, Intel Pentium Dual Core G322 and 6* Gigabyte R9 270. I tried to boot it up without the graphics card. I plugged the screen directly ...
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42 views

Hide Asus Power Saving Tab

I have Windows 8.1 with an Asus H87M-Plus motherboard. In the bottom-right hand corner of the screen there is a tab that if you click on it will bring up some power saving options (Auto Mode, High ...
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1answer
53 views

What does PCI (not PCI-E) bus speed of 66MHz really mean?

According to this article , the bus is the circuit that connects the motherboard . The faster the speed of the bus , the quicker data can be transferred . Bus speed is measured in MHz (Mega Hertz) and ...
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23 views

computer screen resolution issue

My computer resolution changes frequently at each boot up. When it gets stuck with low resolution than I am unable to change the resolution to normal(1023 X 768). At times my computer boots properly ...
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15 views

need to find a matching motherboard for Xeon E7330

i'm intending to buy computer parts and assemble a complete pc. i search found this processor on ebay which i would like to buy. i need to know the relevant motherboard for this processor to buy on ...
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36 views

Hard drives not always recognize

I'm having an issue. 80% of time when I power on my computer my hard drives aren't recognized (on BIOS). It's really random. I have a 4770k i7, an asus maximums IV hero, an SSD kingston 128g, a ...
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23 views

How to know if motherboard is working?

Without using the Processor, how to know if the motherboard is working. For eg if i connect the power supply and the cpu fan and smps fan is running, power good led is on and connected keyboard leds ...
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1answer
40 views

Cooling fans not working after win8.1 install [closed]

I have Sony vaio vgn fw490 after updating from win 7 to win 8.1 the fans not working. I have installed speedfan but I can see 2 fans but I can't control them. In bios I don't have an advanced tab, so ...
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34 views

What would cause a USB bus under current and how could it be corrected?

I have a new motherboard that is exhibiting a strange issue with the USB (2.0 only) bus. I am having some of my devices losing power and led lights start flicker when I am playing games and other ...
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1answer
45 views

New MoBo, Internal Speaker broken or mis-connected?

I have a new motherboard, MSI H81M-E33. The new case (cooler master elite 110) came with one of those tiny 4-pin speakers, as shown in my picture. Everything seems to work fine, a fresh Win 7 ...
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1answer
33 views

What is the difference between the terms “memory”, “main memory”, “RAM”, “Memory bank” and “Memory Module”

What is the difference in the followoing words? They seem to all be interchangable. Memory, Main memory, RAM, Memory bank, Memory Module. Correct me if I'm wrong but my understanding is memory is a ...
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0answers
21 views

How to diagnose ram/motherboard issue on an XPS M1530?

I have a dell XPS M1530. Long story short it kept on crashing at seemingly random points, and diagnostics returned error 2000-0123. This turns out to be a Ram or a motherboard error according to ...
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2answers
85 views

what does sata port color means with Dell Inspiron 580?

I got a Dell Inspiron 580 at home. The 4 SATA ports on motherboard are coloured as blue, black, white, black. See table: Sata1, Sata2, Sata3, Sata4 Blue black white, black Does anyone by chance ...
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30 views

GPU Upgrade from MSI GTX 560 Ti [closed]

So I haven't really kept up with tech news for a while (moving, jobs, RL and such) and was wondering what the best 'next step' upgrade would be for me. My current Rig: Core i5 2500k @4ghz 8gb ram ...
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52 views

What to expect from a H81 motherboard

I'm building a budget gaming PC with an Asrock H81 motherboard. I'm about to buy my RAM, but I just saw on the description that H81 is not in the list of the "supported" chipsets. The motherboard is ...
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4answers
161 views

RAM only works in specific slot/order

I have a weird issue. I have two slots on my mobo but the RAM seems to work only in specific order. It will only work if RAM 1 is in slot 1 and RAM 2 is in slot 2, if I switch the position, it doesn't ...
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1answer
141 views

can't access bios solid motherboard beep

You can skip this part if you just want to get to the point. goto :question I have a toshiba satellite c885, that originally had windows 8 installed. I deleted windows 8, and ...
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1answer
76 views

Which components are on the motherboard of a Acer V3-571G laptop?

I have an Acer V3-571G, which is in warranty service right now and is about to have its motherboard changed. I am curious to know which components are integrated into the motherboard, so I would know ...
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33 views

new computer boots fine but shuts down after 9 minutes when sata drives are attached [closed]

rebuilding a computer after a failed motherboard - went together well - windows 7 but if I connect the sata drives and boot the drive to the OS and let it sit - it shuts itself off after nine minutes. ...
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1answer
50 views

Trouble installing an AMD CPU to socket G34 motherboard

I have the following supermicro motherboard which I am having some issues installing a CPU into. The CPU is as follows Opteron 6386 SE Part Number OS6386YETGGHK 6300-series "Abu Dhabi" (32 nm) The ...
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2answers
85 views

Can a motherboard work when only supplied with ATX12V?

I am thinking of making a silent NAS for 3-4 people. Today I bought: 4TB Western Digital HDD 2x4GB DDR3 204 pin RAM Supermicro X10SBA motherboard which has 24 pin and 4 pin power connector. Does ...
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78 views

asus motherboard: one long beep, 3 short beeps, one short beep

When my computer starts, monitor shows no signal, you can hear the computer trying to do something (almost sounds like starting a car with multiple tries). Then I hear one long beep, three short beep, ...
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1answer
38 views

How do I know which is the fastest processor which is supported by a specific chipset?

I have an old laptop, I want to upgrade my cpu or motherboard, but don't know the knowledge of computer hardware .I have added a 4g memory and cleaned my fan. Can I upgrade a laptop Mobile Intel® HM55 ...
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2answers
60 views

RAM Quantity vs Speed

So I'm looking to buy some new DDR3 ram for my computer and I have 4 slots on my motherboard with a maximum size of 32GB. In terms of speed, is it better to get 4 8GB ram modules or to get 4 2GB? Or a ...
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3answers
34 views

Two graphics cards usage

I'm building a new PC and my motherboard has an onboard Intel graphics card on it. I am also getting an Nvidia graphics card. The Nvidia card has 2 HDMI ports on it and the motherboard has 1 HDMI port ...
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15 views

Shortcut method to find the front side bus and memory bus speed of your computer [duplicate]

I can easily find out the RAM, Processing Speed of my Windows computer by clicking the Properties section of Computer. Is there any shortcut method similar to the above to find the front side bus ...
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1answer
19 views

Connect a codegen 200xa power supply to an Asrock H61M motherboard

I am trying to use some computer parts I found at home to build a computr for my parents... Well, right now I have a Codegen 200XA power supply, but it deosnt seem to have an ATX12V1 conector, which I ...
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25 views

How to put a cooler on a CPU?

Some time ago I bought a computer (computer parts to be exact) and I assembled it myself. I have a motherboard GA-TA770-UD3 from Gigabyte with AMD Phenom II X4 955 (Black edition) + stock cooler. ...
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48 views

what to do if 2 RAM slots are not working

I bought a Samsung laptop model NP350V5C-A0EUK. It worked exactly for 1 year - I bought a new RAM, after that my hard drive got bad memory sectors and I replaced it, then one of my RAM slots was dead, ...
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28 views

Detect which is faulty between SSD and motherboard

Windows 7 started giving me some problems, like disabling the Aero theme, not letting me open the screen resolution options, etc. Now, I'm pretty sure my SSD (OCZ Vertex 3) is faulty, the S.M.A.R.T. ...
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1answer
13 views

POST Beeps - was my mobo playing taps? Now it won't power on

I have an Asus P5Q Pro Turbo mobo. I use it for a file server for home. It's in a case with a total of 8 SATA drives, mostly the green eco type, of various brands. Four are connected on the mobo, ...
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88 views

Modify Windows 7 for unsupported motherboard BIOS

I have a board that supports only XP and Server 2003. It has been EOLed, so the manufacturer has not, and will not, update the BIOS for Vista and above. W7 has the Serverworks HT1000 chipset driver ...
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1answer
223 views

How to manipulate LAN driver files to accept Windows Server 2012?

Problem My problem is that my motherboard's LANdriver doesn't support Windows Server 2012, but I've read that this is just a check that's causing this and can be removed. I believe this to be true, ...
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2answers
63 views

Multiple PSU rails: How do I find out which is which?

The title explains it all: I have an Antec VP-450 PSU and it has two 18A 12V rails. There are two yellow wires which I assume are 12V: one is solid yellow and the other has a black stripe. (The yellow ...
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1answer
81 views

What happens if I install slower RAM than specified compatible with the motherboard?

Specifically, will there be any instability or other problems if I install DDR3 1066MHz (PC3-8500) RAM with a motherboard rated to be compatible with DDR3 1600MHz (PC3-12800) & DDR3 1866MHz ...
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1answer
47 views

Computer won't start back up. [duplicate]

I unplugged everything from my computer a couple of days ago because I had to move it. After half an hour later I plugged everything back but my computer wouldn't start. It's a HP desktop. Here are ...
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18 views

Server cannot use faster RAM than the motherboard supports?

I know by experience that I can use faster RAM on consumer level laptops and desktops than the motherboard supports. What about servers? There are some IBM servers, and I suggested buying PC12800 for ...
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1answer
33 views

BIOS troubleshooting - how it become corrupted?

Recently I was repairing two computers: 8+ years old core 2 duo, and 1 year old core i3. Both had problems with booting. First one: no video output, no beeps, leds & fans on, second one: no video ...
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1answer
139 views

Debugging a “Somewhat” Faulty PC Component

TL;DR: I have a component that fails very infrequently, preventing my computer from POSTing (I am suspicious that this may be a motherboard issue). Since I cannot reliably reproduce this error, what ...
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1answer
31 views

How do I get my CPU off the MoBo if the paste is gluey?

I have a Phenom II 965 Black Edition. Those come with Fans with Thermal paste pre-applied. So I always just put it on without thinking much about it. However, when I bought it, it was a fast shot ...
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1answer
44 views

How to install several hard-drives to Tyan S7025 motherboard

First of all, the disclaimer: I do not know much about computers. CONTEXT In February 2010 I purchased a workstation with a Tyan S7025 motherboard. This motherboard has 6 SATA ports (SATA0 to SATA5) ...
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38 views

JST connector — want to buy, but don't know what/where to ask for one [closed]

I need an JST connector(with cable) to fix my laptop because the old one is melted, this connect the speakers to the motherboard. Mine looks like the same as in this question : Laptop speaker cord ...
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23 views

Hdd disconnects after some time randomly

My HDD sometimes disconnects and could not be used. Sometimes when I turn on computer there is only one HDD in boot screen and sometimes it becomes unaccessible after some time while using it. When ...
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2answers
66 views

Change motherboard and CPU drivers of Windows XP without booting

I have a very old pc running Windows XP that died. I took the hard drive and connected it to a new system which has new CPU and motherboard (ASUS P5K-VM). When I switch on, Windows XP boot menu ...
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1answer
81 views

normal motherboard and CPU temprature

What is normal temperature of motherboard and CPU ? Details : Model : Toshiba SATELLITE T130 Mainboard : Toshiba SATELLITE T130 Total Memory : 3.84GB DDR3 SO-DIMM Processor : Genuine Intel(R) CPU ...
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20 views

Gateway md2614u won"t turn on with both memory ram slots filled

All of sudden laptop cut off.When i would turn it on it had a black screen,but the lights on keyboard,and fan worked.I thought it was a goner.Well figured i'd try taking one memory ram out to see if ...
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99 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 ...