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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1answer
53 views
Computer Randomly Powers Off
A few months ago my computer started randomly powering off, sometimes I would get a few hours, sometimes a few days. I first replaced the power supply (PC Power and Cooling Silencer Mk II) which ...
0
votes
1answer
28 views
How big a performance impact on Core i7 Xeon is caused by not installing RAM in pairs?
At work I have a dual CPU workstation (HP Z600) with i7 / Xeon E5620 Gulftowns installed on a Intel 5520 based motherboard. Factory, it was installed with 2x2GB sticks enabling 4GB in dual channel ...
0
votes
1answer
21 views
Several hardware components either work or not after booting
I have a desktop computer which I put together myself and in the last weeks I discovered a strange behavior.
The same issue refers to three components independently. The onboard network controller, ...
0
votes
2answers
14 views
“This device cannot start” error - Intel motherboard, 3-COM NIC
I have an old(ish) computer with an Intel D850EMV2 board. I've installed a 3COM 3C-905C-TX NIC on it. Windows boots fine, but the NIC exhibits a
This device cannot start (Code 10)
error. My BIOS ...
0
votes
0answers
19 views
Power-on button takes a long time to work after PSU is turned on
I have a four-year-old Dell Inspiron 530 desktop with onboard video and recently it started to show this weird behavior (sorry, it’s a long post…).
The computer is connected to a voltage regulator, ...
0
votes
1answer
24 views
distinguishing between motherboard problems or cpu failure
my pc is not booting. After looking at some of the answers on this site I removed the hard drive( SAMSUNG HD161HJ) and removed the RAM chip. Upon powering it up it did not beep and the monitor also ...
1
vote
0answers
24 views
Computer only boots after connecting PSU PSON connection to motherboard PWRSW + ground
My server ( ASUS M3N78-EMH HDMI ) would not come back up after I put swapped some RAM. I got it back to work eventually but there is something strange: after a complete power off (pulling the ...
0
votes
0answers
35 views
Boot manager issues in Windows 7 Professional (64-bit)
I've just bought a computer with an i5-3750K processor and an Intel DB75EN motherboard.
After installing Windows 7 Professional (64-bit), which is the only OS, the boot manager always shows on ...
0
votes
2answers
48 views
Did I fry my motherboard or my power supply?
I just installed a second video card (GeForce 7900 series) alongside my older GeForce 6700 Series. After the computer was powered on for about a day, I came back to find the unit dead, with the power ...
0
votes
0answers
21 views
RAID 10 Volume not recognized after Windows 8 Refresh
I couldn't boot into my Windows 8 after some driver updates.
I didn't want to lose files on my BOOT drive so I did the Windows 8 Refresh.
After the refresh, my Windows 8 doesn't recognize my RAID ...
0
votes
1answer
41 views
Does my motherboard support Intel VT-d? [duplicate]
I am trying to enable Intel VT on my machine. My processor is the i7-3610QM and it supports Intel VT-x, but I don't know if my motherboard (Clevo W150ER) supports Intel VT-d.
How can I find out if ...
5
votes
2answers
109 views
Custom built PC slowly freezes up [closed]
So this is probably one of the weirdest PC issues I have ever experienced. I built my PC in the winter of 2011, so about 1.5 years ago. Here are the stats:
ASUS P8P67 (REV 3.1) LGA 1155 Intel P67 ...
0
votes
1answer
29 views
How do I tell if motherboard is sending video on hdmi
My motherboard B75M-D3H has VGA/DVI/hdmi output.
Monitor 1: dvi + vga
Monitor 2(Dell S2340L): hdmi + vga
Monitor 2 never shows any display when connected thru hdmi cable but it works fine thru vga.
...
1
vote
0answers
34 views
Benchmark tool that brings GPU to maximum in order to diagnose defective PSU
I am currently trying to diagnose the following problem with my computer: Without warning or pattern the computer shuts down automatically, then restarts automatically and BIOS displays the following ...
1
vote
1answer
32 views
Why my harddisk got unrecognized from last few week in BIOS?
I have used my current hard-disk for 1-2 years. It worked fine until I changed my motherboard .
Sometime it does not recognize the hard disk. If I unplug the hard drive cables and plug them again ...
1
vote
1answer
40 views
Motherboard 2.0 x16 will accept graphics card PCI-E 3.0 x16? [duplicate]
I am considering buying the motherboard listed below. The specs say it has a PCI-E 2.0 x16 slot. There are PCI-E 2.0 x16 video cards. But there are 3.0 x16 graphics cards available but there don't ...
0
votes
1answer
79 views
What do Intel's socket package specifications mean in detail?
What is the difference between
FCPGA988
PGA988
rPGA
rPGA988B
BGA1224
FCBGA1224
Do some mean that the BGA is soldered to the board and cannot be removed? BGA is soldered versions only, right?
...
0
votes
1answer
14 views
Does SO-DIMM DDR3 from Macbook fit into normal Motherboard
Do SO-DIMM DDR3 from a macbook pro fit and work on a "normal" motherboard like this one:
http://www.asrock.com/mb/overview.de.asp?Model=AD2550B-ITX
thanks!
0
votes
2answers
29 views
Motherboard WIll Not Boot
I just purchased an Intel DX79SR MB and an Intel i7-3930K CPU and a Corsair AX750 Gold PS.
With 32G G.Skill Ares F3-1866C10Q ram and a Areocool case. All parts brand new.
When I assembled the parts ...
0
votes
1answer
45 views
How to control fans rpm manually on Intel DP43BF motherboard
Wonder of how can I manipulate fans' rpm on Intel BP43BF motherboard manually? I've found in Bios only setting to disable automatic fan speed manipulation, but there isn't any way to set rpm speed. ...
0
votes
1answer
38 views
Floppy Drive 34 pin Cable 'Missing Pin' is in a different position to the missing pin on Motherboard - Can't Connect
I'm trying to connect a floppy drive from an old computer into a newer (but still 'old') computer. I've come across a problem in that the 34 pin cable I have has 1 pin missing which is second pin ...
0
votes
1answer
35 views
System fan control on ga-ma69g-s3h
I connected videocard fan to SYS FAN on my mobo: ga-ma69g-s3h. Now it rotates all the time with full speed. I want to control it, for example with SpeedFan. Unfortunatelly I can't achieve that. When I ...
0
votes
1answer
40 views
connect cdrom to new motherboard
Hi,
I've bought new Intel DH77EB. replacing my older motherboard 915GAV.
I thought of reusing older DVD writer. but i'm unable to connect the "40-Pin" data cable to the new board. am i missing ...
0
votes
1answer
35 views
My desktop is restarted automatically
I have been using my PC for the last 6 years, but now suddenly it keeps restarting and then it stops detecting my hard drive. When I switch on my PC next day, it will detect the hard drive again and ...
1
vote
0answers
30 views
How to Perform Full Power Cycle on Reboot
Hopefully this is the place to ask this. My problem is that I have a PCIe device I'm trying to use on a home built computer. The card will only work on a full power cycle of the computer. I've tried ...
0
votes
1answer
31 views
775twins hdtv motherboard doesnt have Ethernet drivers for win 7
I have 775twins hdtv motherboard but in the manufacturer site there are only drivers for windows xp, and my computer is missing the Ethernet drivers what can I do
1
vote
1answer
62 views
USB 3.0 and USB 2.0 motherboard headers compatibility
I have a Gigabyte GA-Z77X-UD3H motherboard which comes with 2 USB 2.0 internal headers (2*5-1 pins) and 3 USB 3.0 internal headers (2*10-1 pins). The two USB 2.0 headers are occupied, as are 2 of the ...
1
vote
2answers
33 views
Need help installing Ubuntu on newly-built computer
I just built my first computer, and I need help getting Ubuntu installed.
I downloaded Ubuntu, and put it on my flash drive.
I plugged it into one of the USB ports that is connected directly to the ...
0
votes
0answers
37 views
Windows 7 won't reduce fan speed
I'm using Windows 7 Ultimate, and I have an Asus M2N-X motherboard and an AMD Athlon 64 X2. If I do something, what is raise the temperature, the OS raise also the fan speed.
It will stop about 3,3k ...
2
votes
1answer
48 views
Identifying a small IDE connector
I'm in the possession of the GENE-9455:
At the top left corner there is an IDE connector, however, this is not a normal IDE connector, it's a smaller one. I need to find a cable for this connector. ...
7
votes
2answers
109 views
New build not powering up at all after connecting psu cables to hard drive
I recently decided to build myself a new, cheap(ish) rig mainly for HTPC use and I have now run into a BIG problem.
The system simply refuses to show any signs of life.
Problem:
When I press the ...
0
votes
2answers
78 views
Upgrading laptop RAM Dell XPS 15
I bought my Dell XPS 15 L502X laptop almost 18 months ago. It has 4GB RAM and am thinking to upgrade it.
Processor: Intel 2nd Generation Core i7 2630QM
According to processor specifications, it ...
-1
votes
0answers
16 views
775twins-hdtv with quad-core/dual-core [closed]
I have 775twins-hdtv motherboard, and I want to put in an quad-core or dual-core processor, do you think my motherboard can handle it? and if I try do you think the processor can damage my ...
0
votes
1answer
68 views
Installed new RAM, but computer now runs slower
My motherboard has four slots for RAM. Three of these contain identical StarRam 1Gb DDR2 667Mhz sticks, and the fourth had been unoccupied. I decided to buy a fourth stick for this slot, and since ...
0
votes
0answers
137 views
PCI Express 3.0 on Asus Sabertooth 990FX/GEN3 R2.0 motherboard?
Two inter-related questions:
1.) Is an AMD Vishera CPU (an FX-#3##) required for the Sabertooth 990FX/GEN3 R2.0 motherboard to run its PCI-E 3.0 x16 slots at PCI-E 3.0 speeds?
On this product ...
0
votes
0answers
54 views
Motherboard/graphics card dilemma
I recently decided to upgrade my processor, and bought a suitable motherboard with it.
So here's the thing, I'm currently holding two graphics cards (old: Radeon HD 5450, new: GeForce GTX 295) and two ...
2
votes
1answer
67 views
How do I tell if issues are caused by a faulty motherboard or Core i7 CPU memory controller?
My computer has an issue that results in random crashes. When I run memtest I get the same errors almost immediately (pictured).
They always occur at the same addresses even if I swap the sticks ...
0
votes
0answers
95 views
How to enable different ACPI Sleep Modes with Asus UEFI BIOS
I'm using a new asus motherboard which supports ACPI 2.0a, and am running Windows 8. I'm trying to figure out how to maximize energy efficiency and component lifespan. This computer is only used for ...
0
votes
0answers
47 views
Is Asus P5GC-MX/1333 Compatible With Nvidia GT640 2Gb [closed]
I've Googled About This Matter And Found it to Be Compatible .....But I am Not Sure
And Some Say It May Be Slow...Or Won't Work in its Full Potential
Is This Graphic Card Good...Or Do i Need To ...
0
votes
0answers
49 views
Gigabyte SPI Flash stuck on 'Loading BIOS'
I'm trying to update the BIOS on my Gigabyte GA-965P-DS4 board and the only way (that I know of) I could do it use run up a FreeDOS boot CD and stick the new BIOS on a USB stick.
I've booted into the ...
0
votes
1answer
72 views
computer shut down suddenly and now won't boot
I have a DIY computer that was built about 3 months ago, and worked fine until this week where it shut down suddenly while using Word. The only other application running at the time was Google ...
1
vote
0answers
64 views
What can cause “Reboot and select proper boot device” other than hard drive issues?
I'm having some weird issues with my computer that I'd be hugely appreciative if someone can help me troubleshoot.
Recently, my HTPC will start fine, then after 20-30 minutes it will freeze up and ...
1
vote
3answers
156 views
Why is “100% Japan-made Solid Capacitor” a selling point? [closed]
I'm seeing a lot of high end Motherboards including 100% Japan made caps. I've been out of the PC world for quite some time, why is this a feature? What is so special about these caps?
0
votes
0answers
43 views
No display on monitor. POST?
So I have looked through what feels like every single forum and post that could exist about my problem and none of them are to my exact specifications. So here goes.
I spilled a sticky drink onto my ...
0
votes
3answers
47 views
Stuck on splash screen
I have just bought a new set of hardware and finaly got it to start up but now im stuck at the boot slash screen and the only thing that works are ctrl+alt+delete to reboot but I cant get past that ...
0
votes
1answer
39 views
UPS getting restarted for every 5 to 10 minutes. What might be reasons and what are remedies?
I have WEP 600VA UPS for my PC. It has 15minutes backup and worked perfect since last 3yrs. But from last 3days its backup time drastically decreased. Its not giving even 5minutes of backup. And ...
4
votes
3answers
89 views
Am I doing the right thing to overclock this?
This is a follow up to this question.
I bought the motherboard mentioned in the question and a 2133 MHz RAM that does figure in the memory compatibility sheet of the board.
After assembling it runs ...
0
votes
2answers
581 views
Using PCIe risers, how many GPUs can fit on one motherboard and what power supply would it require? [duplicate]
I'm going to make my own mining rig for bitcoins. I have a friend who's going to build me a custom casing for it so it will be open air. Now what I want to know is how many GPUs can be crammed onto ...
14
votes
6answers
761 views
How to connect multiple HDDs to a computer?
What is the best and most efficient way to connect 10 - 20 SATA HDDs to a home computer? I mean an ordinary motherboard supporting 2 connections for SATA HDDs.
The purpose of this assembly is to ...
11
votes
2answers
342 views
Laptop that only boots after being placed in the freezer once all power is depleted?
Not an April Fools Day joke!*
I have a Lenovo T500 that will not boot once it looses complete power (battery depleted & AC power loss). The odd thing about the whole issue is that if I place the ...
