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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Power supply or motherboard busted. How can I fix it quick?

A few days ago, my desktop PC just stopped turning on. Pressing the power switch elicits no response altogether. This is the sum total of the troubleshooting steps I've done: Super-newbily switched ...
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2answers
111 views

New build shuts down randomly - insufficient power?

I have an ongoing problem with my new build shutting down randomly. It is very sporadic: it can be 5 times a day, or once in 5 days. My temperatures are fine, I have tested the wall sockets and have ...
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12 views

Toshiba Satellite S75D-A7272 screen black

My laptop got wet and wasn't turning on whatsoever, so I replaced the motherboard. It now turns on, but the screen is black. I've tried doing a cmos reset (holding the power button for 60 seconds ...
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12 views

PC won't POST w/ Corsair Vengeance Pro 16GB

Issue I've just received a new pair of Corsair Vengeance Pro 16GB (2x8GB) 1.35V DDR3L 2133MHz but my system does not boot and shows a 53/55 error code. Current setup Interestingly the PC boots ...
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14 views

Relationship between Motherboard FSB and SDRAM Memory memory clock speed

I need to know what is a Relationship between Motherboard FSB and SDRAM Memory memory clock speed? http://www.amazon.com/Silicon-Power-240-Pin-2400HMz-SP008GXLYU24ANDA/dp/B00U3UN8RE?ie=UTF8&...
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1answer
43 views

Intel DH55TC motherboard compatible with 2 x 8GB RAM [duplicate]

I have an Intel DH55TC motherboard and want to know if I can equip it with 2 x 8GB to get 16GB, or do I need to buy 4 x 4GB instead? This are the specifications from Intel: http://www.intel.com/...
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1answer
48 views

SATA III SSD downward compatible?

I have two questions: I have an old motherboard with SATA I slots. Could I mount and SSD SATA III? Is the hard drive downward compatible with SATA I slot? I wouldn't buy an SSD just to find out the ...
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35 views

Some errors occur on fresh installed windows 7

First, here's my machine's specifications (refer below) Motherboard: GA H81M DS2 REV3, Processor: Intel core i3 4170, Graphics card: GTX 950 2GB GDDR5 128bit, RAM: 16GB (2 x 8GB) Kingston HyperX Fury ...
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15 views

HP Pavillion dv6-6135dx refurbished motherboard switchable graphics not recognized

I replaced the motherboard with a factory refurbished one I found online. I used the old cpu because it didn't come with one, but the graphic chip is built in. I checked the serial numbers and they ...
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1answer
31 views

Motherboard or CPU dead?

I have an Asus Z8NA-D6C Motherboard with dual sockets for Intel Xeon CPUs. When I go to power up the system, however, I receive no post beep codes unless I fully remove the RAM. Any suggestions? CPU: ...
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201 views

How can I connect USB 3 case jacks without a USB 3 motherboard header?

I just bought a new case, which has two USB 3.0 jacks on the front. The supplied internal cable for those jacks looks like this: Unfortunately, my motherboard doesn't have a USB 3.0 header that I ...
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45 views

Cpu fan does not speed up according to heat level

I have just changed my motherboard, ram and processor. Everything is going fine but fan speed when cpu heats. Fan speeds do not change according to cpu temperature. I have tried to open smart fan ...
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2answers
50 views

I have a Dell Precision T7600 can I take out one of the GPU and put in a gtx 480?

I have a Dell Precision T7600 can I take out the Telsa card or Quadro card and replace it with my old gtx 480? I want to play video games and I am having troubles finding if my motherboard supports ...
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1answer
41 views

How much RAM does my motherboard support?

I have Intel(R)Core(TM)i5-4460 CPU@3.20GHz and motherboard from ASROCK-B85Mpro4. Right now I'm having 12GB RAM running in it. My development programs are eating my memory and there are two free slot ...
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19 views

Keyboard not working

I have a keyboard that was previously working untill I unplugged it. When I boot it says no keyboard detected and I have tried a different keyboard and every usb port. I tried resetting the bios and ...
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1answer
23 views

Desktop LEDs working but not booting to BIOS or anything else

I have an older desktop computer with an amd "m2n4 sli" asus motherboard that i occasionally turn on once in a week/month or something like that. Recently, i have turned it on and it booted up ...
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17 views

3.5 inch disk powered with 5V

I want to connect a 3.5" drive to an eSATA port. My HTPC happens to have a mainboard (some years old, ASROCK A330 ion) with 2 powered eSATA ports. From what I found out it has no extra pins (how-to-...
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37 views

Fan running 100%

Ok so I just bought a new case fan for my computer as a replacement for the stock one as it has surpassed it's life expectancy and began running rather noisily. The installation of this new fan was ...
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25 views

PC hangs during post when webcam is plugged in

My PC keeps hanging during POST, just before identifying the amount of RAM, anytime I have my webcam plugged in. If I unplug the webcam, it will unhang and continue to boot up just fine. It also ...
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1answer
386 views

Will DDR4 2400Mhz RAM run on the MSI H170 GAMING M3 motherboard? [duplicate]

first question to this forum and i would be happy if someone could help me. I am building a PC and i have bought some components. I already bought the motherboard MSI H170 GAMING M3 with these specs: ...
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22 views

Updating chipset drivers on Win10x64

So I want to update my chipset drivers. From what I see on this page, I can download an INF driver which should update my chipset. When I started the installer it told me to check if my chipset is ...
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4answers
130 views

PC doesn't boot after RAM replacement

I bought two used sticks of AMD Radeon™ R5 Entertainment Series 4GB (1x4GB) DDR3-1600 MHz CL11 R534G1601U1-G ram to insert into my Asrock P55DE3 motherboard, but no matter what I tried the system ...
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1answer
48 views

Building your own PC computer, is there a process checklist?

I have just built a new pc. I installed all the components and checked all cable connections. But when I turned it on the first time it did nothing, except the fans ran and several leds lit up. There ...
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56 views

Machine does not boot after loading ram [closed]

My son recently built his first PC box. He had it running perfectly, loaded Windows 10, games, etc.; then he added a second 8 gig ram stick, (exactly like the first) and he hasn’t been able to boot ...
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47 views

Black screen for 10 seconds after Single Beep on Power ON

I've been dealing with this since ever since I've started to use my recently bought my Intel DH61CR mobo. Immediately after powering on my PC, I hear a single loud beep, which (I'm pretty sure) lasts ...
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25 views

Asus Z-170 Deluxe - is M.2. entirely impractical or I don't understand the specs?

If you scroll down on the page to motherboard picture you will see 4x SATA 6Gb/s and Sata Express slots. Now when I go to manual page - to the section 3.6.8 Onboard Devices Configuration(3-41 next ...
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1answer
89 views

Finding the power pins on an Acer TC 220 motherboard

I am trying to move the internals of an acer TC 220 into a different case, but I'm struggling to find the pins to connect the power and reset switches to. The only labeling th MB has is "DAA78L/...
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1answer
26 views

10 second boot loop seemingly caused by gpu

New build worked fine on intergrated graphics but after installing new graphics card, it started turning off every 10 seconds even after I took it out. I don't get a display at all. I have replaced ...
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39 views

PC toasted itself, makes no sense to me

I build a small PC for general office usage about 2 weeks ago: Pentium G3258 Asrock B85M Pro3 SSD 8GB RAM rather big CPU heatsink I had lying around (removed the fan, see explanation below) I was ...
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40 views

Can I install a PCI-E 2.0 x 4 SSD into my motherboard that has a PCI-E 2.0 x16 Slot?

I have an Asus P6X58D-E mainboard from a few years ago that has treated me well over the years and it has an octacore i7 extreme chip in it which I'd like to continue using. I was thinking I'd like ...
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Tiny copper waffle squares inside computer

I've been hearing a sound from inside my MSI GE60 laptop for a while now, so I opened it up to find that these two tiny copper waffle squares came loose. They were originally stuck to the board with ...
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23 views

CPU short-circuiting issue

I have a dual core PC (desktop). When I turned on some sparks happened in CPU and in the socket. The PC did not turned ON. I thought, if some electricity problem/socket was damaged then the monitor ...
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79 views

Is it possible to get an internal usb port into my notebook?

I have a special piece of hardware that I soldered together and I have built it into my notebook. The problem is: The device requires to be connected to the computer via USB. At the moment I have a ...
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1answer
29 views

My second CPU in the server can't accept any RAM

I have a server with Asus KGPE-D16 motherboard, two AMD Opteron 6262 HE CPUs and 40 GB RDIMM ECC RAM (2x16 + 4x2 GB). When I installed the second CPU, I put the RAMs in the order from the manual: A2, ...
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34 views

What is the key combination for upgrading backup firmware on gigabyte z170-hd3?

Recently switched to gigabyte z170-hd3. some Gigabyte cards have a dual firmware feature, so if the main uefi is flashed incorrectly, it will boot from the backup one. I upgraded the main firmware ...
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1answer
88 views

PC in restart loop after enabling ultra fast boot

I have a Gigabyte GA-Z68P-DS3 motherboard. I updated the bios to UEFI version some time ago. Today I tried to enable ultra fast boot option on BIOS. The OS opened perfectly after that. But left home ...
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1answer
70 views

Can I connect 4-pin PWM fans to 4-pin voltage controlled fan headers?

I'm looking for case fans for the Asus Z170I Pro Gaming motherboard. The motherboard has 1 PWM fan header for the CPU, and two voltage controlled ones for the case. I want to buy Noctua NF-S12A fans ...
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35 views

How to find the right capacitor?

I'm trying to repair my motherboard. I found some bulging capacitors and want to replace them. I am able to find 2 of the 3 capacitors, but one of them, the Samxon 6.3v 2700uf gc(M) voa I can't find ...
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2answers
73 views

Can 1080p resolution be acheived with < PCIe x16?

I have a 2010-ish Dell Precision T7500 with 4 physical PCIe x16 slots, but electrically two of the slots are only wired for x4 and x8 speeds. Right now, I have an nVidia Quadro NVS 295. It's an x16 ...
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27 views

Computer doesn't start

A while back, my computer started to act weird : when I pressed the "on" button, all the leds turned on, but the screen was black, and after a while, it starts up. This delay kept getting longer and ...
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0answers
41 views

I have a motherboard that can use up to 16 gig memory

I have four 4 gig memory cards that the motherboard can use but only two slots. can I get adapters that will allow me to plug two four gig memory cards into each slot on the motherboard. I know that ...
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2answers
30 views

Using LGA 775 CPU cooler on LGA 1155

So I have an lga 1155 mobo and cpu that I need a fan for, I do have a lga 775 (stock) fan which I have taken the plastic clips off of and it fits perfectly fine over the 1155 socket, my question ...
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1answer
48 views

If I de-soldered a sata male connector off of a motherboard would the board remain functional?

I have an old motherboard that I might use in the future but for a little diy, I was thinking about removing one of the male connectors and soldering it onto a spare sata cable to hook up old hard ...
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50 views

Overclocking of Ram on laptop

My laptop have an 2GB and 4GB DDR3-1600MHz ram chip running at dual channel. Both Chips is of crucial technology. I have read in many posts that overclocking Ram can increase the performance of ...
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2answers
333 views

New CPU, bleeps - Don't have a clue

I have a the following desktop Computer: HP Compaq Presario CQ5305UK Motherboard: H-I41-uATX (Eton/EtonL) Power Supply: 260W Graphics Card: Nvidia GeForce GT 720 - 2GB Processor: Pentium(R) Dual-Core ...
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I have 2 slots of ram in my motherboard, can i mix one 2GB and another 4GB ram cards in a windows XP PC?

Actually i have a PC which was build long ago(not too long though probably in 2008), i have 2 slots for the RAM cards and i already have one 2 GB in it,MY question is that can i mix the existing 2 GB ...
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34 views

Computer starts for a second but then turns off

Yesterday I got a new motherboard as one of the RAM slots was not working. After I put the new motherboard in--keeping all my old components--the computer would start for a couple seconds and then ...
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0answers
50 views

No POST on new built desktop

I just finished building a desktop again and it will not perform a successful POST. No beeps or video either. Since my goal is a successful POST, i removed all irrelevant hardware already and am only ...
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2answers
33 views

Supermicro X8DTT-F Ram Compatibility

can anyone help me if this ram specs is compatible with Supermicro X8DTT-F? Manufacturer Hynix Manufacturer Part # HMT151R7BFR4C-G7 Memory Type DDR3 SDRAM Capacity 4GB Pins 240 Pin Bus Type ...
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Can a motherboard support more GPUs than its total PCI-e slots?

Suppose your typical ATX motherboard (or similar) has X number of PCI-e slots. Is it possible to connect additional GPUs (or any PCI-e device for that matter) beyond X? I've seen a few solutions, ...