Questions tagged [motherboard]

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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Motherboard ASRock trouble coolers speed

I own an ASRock H470M-ITX/ac motherboard and am having trouble with it. In the aida64 program, I did a stress test on computer systems and found that my computer thinks that the coolers in the ...
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Need Schematic and Boardview for HP G4 laptop motherboard : da0r24mb6g0 rev g [closed]

I have a HP G4 laptop with a 1 time blinking CAPS LOCK which indicates a possible CPU malfunction. Since the chip is soldered on the board, I'm trying to find out if the root cause is due to any ...
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ASUS H170M Plus RAM upgrade issue

I have an old but quite serviceable ASUS H170M Plus motherboard. It had 2 x 8GB DIMMs in DIMM_A1 and DIMM_B1, for a total of 16 GB of RAM. I decided to give it its final upgrade: i5 to i7-7700 (I'm ...
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New custom PC refuses to boot (black screen) after I attach a (verified working) SATA drive

Here are the steps I'm able to reproduce every time (6 tries so far) Install Windows from USB drive onto M.2 drive in m2_1 port Shut down computer and attach one of my 6 SATA drives (that's verified ...
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What RAM upgrade to choose for Pegatron 2AB6 mainboard? [duplicate]

I need to help upgrading RAM of an HP p6720de desktop. It has Pegatron 2AB6 mainboard, with 2 x 2GB memory modules (DDR3, 667MHz, 1.50V, CL9). It can take up to 16GB, there are 4 memory slots. This ...
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Replacing a SODIMM DDR3 module (1.5v) with a SODIMM DDR3L module (1.35v) [closed]

I have a laptop with SODIMM DDR3 1x4Gb PC3-12800 1600MHz. I mean to replace it with an 8Gb module. Currently, there is a much wider availability of DDR3L modules in the market. Plus, it might be the ...
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Voltage of SODIMM DDR3 slots [closed]

I found conflicting information on the usability of a SODIMM DDR3L module, low voltage (1.35v), as a replacement for a DDR3 module (1.5v), including the mention from someone who has a computer store. ...
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How did HP made their power on bottom work with no VSB (standby) on their pro 290 and to make a 24pin ATX psu work with it?

The factory psu is a psu with RuRach board and has two ATX 4pin and 3 of 7 inline mini: From HP site, the full 7pin inline mini of the p2: Apparently, green is for PS_ON; grey, for PWR_OK; black, ...
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Max CPU Memory MT/s VS MHz

I was looking at the Intel i9 12900k specifications stating that the memory types supported are DDR5 4800 MT/s and DDR4 at 3200 MT/s. What is that translated to MHz? And will a CPU with max memory ...
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Can't get a computer with a unique mainboard to boot. The system plays a beeping sound on boot and we are not sure what it means?

When we boot the computer nothing displays on the monitor and the mainboard plays a sound. The mainboard isn’t a standard computer main board. It is for an automatic car wash pump stand. But it has ...
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Lenovo laptop won't turn on

I'm having a weird issue with a lenovo V130 laptop that wont turn on. The behavior is as follows. I plug the AC adapter, and the led next to the plug turns on. When I push the power button the power ...
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PC flashes on and off when turned on

Recently a buddy of mine got new RAM for his PC, when he finished installing and turning the PC back on, it started flashing. Fans and LED would turn on then turn off, then repeat until turned off. I ...
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How to see screen without graphics card?

The following highly unfortunate scenario happened: My motherboard stopped recognizing my graphics card completely. It's a ASUS ROG Crosshair VI Hero. Yesterday it just suddenly turned off when I was ...
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After attempted PSU replacement PC keeps booting into BIOS

I've bought Asus 2080Ti graphics card and turned out my old PSU can't support it, only one PCIE cable while the card needs 2. So I've bought Corsair RM750 PSU, installed everything and booted my PC. ...
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Troubleshooting CPU, PSU, MOBO, HW [duplicate]

Have a well aged PC that has started acting up. In short terms: It has worked fine for about 13 years. BIOS, Windows 10 Started out with trouble booting. When pressing the ON button it sometimes ...
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PC won't post after every power outage

I moved into a college dorm a few days ago and whenever I leave the room I have to take my student ID with me, without the ID in its place the room loses power. I had to learn the hard way that this ...
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NVMe drive is only using 1x PCIe lanes when 4x are available

I have a HP ENVY Desktop - 795-0017na which I have upgraded with a Samsung 970 EVO Plus 500GB drive, using a Silverstone ECM22 adapater to fit it into a PCIe x4 slot on the motherboard. The ...
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PC turns on but no display or boot

Background: For starters, my PC is 6 years old and has been working fine with no major hardware problems for that time. It does not undergo any physical stress or damage as it is in a fairly secluded ...
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Whether or not I can flash back an ASUS ROG Strix B450-F Gaming 1 mother board

Essentially it is clear that the "ASUS B450-F Gaming II" can be flashed back, with clear indication as to where to insert a USB stick to flash back the BIOS. However for some reason it ...
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How to remove a M.2 Wi-Fi module that seems to be secured by a non-standard fastener?

I've bought a new Lenovo IdeaCentre 5 14ACN6 PC with a AMD Ryzen 5 5600G processor. I want to detach/remove the M.2 Wi-Fi module card for security reasons. It seems to be a generic Intel Wi-Fi card. ...
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PC turns on for a split second then turns off

My PC recently stopped working. I turned it on one day and heard a pop then it turned off and when I tried to turn it on it wouldn’t. I assumed it was the PSU so I changed it but then after trying to ...
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What is 4-pin onboard HDD power connector on Supermicro?

I'm running server using Supermicro X10SDV-4F-TLN2F motherboard. But I found unusual 4-pin male molex power connector soldered into mobo and User's manual says this connector is HDD PWR, and exsisting ...
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Laptop will not turn on unless battery is disconnected then reconnected

I have started learning hardware and fixing laptops in my spare time. I am at a loss with this one. Was hoping to get some insight as to what is wrong. The laptop is an ASUS VivoBook K403FA. ...
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What PCIe slots lanes do I have and do they overlap or conflict when installing PCIe SSD Card into slots on motherboard?

What PCIe slots lanes do I have and do they overlap or conflict when installing PCIe SSD Card into slots on motherboard? Dell Motherboard Model and more references. Dell Vostro 3902 - Motherboard: CN -...
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How can I get my Lubuntu system to "beep" via bash script?

Running Lubuntu 20.04LTS, and trying to get a nice beep when a bash script finishes. Before anyone votes this down, I have tried: beep and sudo modprobe snd-pcsp and say and echo -en "\007&...
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What are the different types of M.2 Wifi card found on a modern desktop or laptop motherboard?

I was trying to buy a new LGA1700 motherboard, and found that there were different options: some motherboards had '1x M.2 slot with E-key for PCIe WiFi module only' some motherboards had the same, ...
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How USB 3.1 power is managed by motherboard?

There are several USB 3.1 ports in my mother board. According to specification USB 3.1 can handle up to 100W. What actual power PC motherboard can output? What if I connect 8 USB 3.1 with 100W (800W ...
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SYSTIN & AUXTIN temperatures: Is it normal?

Here is my hardware configuration: Mainboard: B550M-HDV CPU: AMD Ryzen 7 5700G OS: Ubuntu 20.04.3 When I run sensors : stulluk ~ $ sensors nct6793-isa-0290 Adapter: ISA adapter in0: ...
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MSI X58 Pro-E Mainboard wont Post anymore

I used my MSI X58 Pro-E Mainboard Intel LGA 1366 for about three weeks with a Xeon X5690. Yesterday I got an i7-920 CPU and wanted to test out if it is working anymore. It doesn't want to boot, so I ...
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Desktop PC no display at all

I have a desktop PC that turns on but shows no display whatsoever. I have tried everything I could find so if anyone could give any suggestions, it would be much appreciated. I checked that the ...
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BIOS Gone Wrong After update. Dead PC? Black screen

I did a normal BIOS update. It completed successfully. But then the normal restart after BIOS installation never happened the PC went into a black screen. How can I fix this? BIOS Version: 3211 2021/...
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USB disconnecting and reconnecting every 2-3 minutes

I'm having some flashbacks to last year with an annoying issue on my USB on both the front panel and back I/O. I'm a bit at loss as to what to do next. Would you have suggestions? Description of ...
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Windows has detected that your fan is not running properly

I was receiving the message that my CPU fan was not working properly. And, in fact it was not. Replaced fan, old fan 4 wire adjustable speed fan in an HP laptop. Purchased a 4 wire adjustable speed ...
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Computer spontaneously suspends & resets UEFI settings to default (motherboard power issue?)

Apologies for the long question, but I have a strange collection of (hardware?) problems I can't fully figure out by myself. The device: My computer is an Acer Nitro 7 (Acer AN715-51-76ML) which came ...
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The purpose of PSU & motherboard -12V line

Typically PSUs have -12V line rated about 0.2 - 0.5A. But for what is it used? Is it used for example with one of the +12V lines to get total 24V? What component or so needs that -12V or possibly 24V?
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SATA-Port not working on Asus Mainboard

I have a Asus Prime Z370-A Mainboard. 6 SATA ports: 5 SATA drives plugged on ports 2 - 5 2 M2 ports: 1 SSD installed on port 1 with Auto-Detection. The empty port is set to "half speed" X2 ...
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Which BIOS/CMOS Battery for ASRock FM2A75M-DGS?

Motherboard: ASRock FM2A75M-DGS In order to change the CMOS battery of a friend's PC, can I use any CRC 2032 Li-Mn as replacement? Or do I need a special type? The manual did not say exactly which ...
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Motherboard or CPU Broken?

Recently my PC started to bluescreen after about 15 seconds of uptime. After painstakingly narrowing the problem down to either the MB or CPU I am not sure which one is broken. My PC specs: R5 2600 ...
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Issue with pc giving DRAM/CPU debug lights

I am having an issue with my pc where it wont post and I get CPU and DRAM debug lights. My motherboard is an MSI B450-A PRO MAX. I have updated the BIOS to the latest version, before doing this update ...
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AMD Ryzen 5900x + AsRock x570 Taichi = BSOD (pshed.dll+15b0, ntoskrnl.exe+3f71b0)

The build is: Main components: MotherBoard....................AsRock x570 Taichi CPU......................................AMD Ryzen 5900x GPU.....................................PNY NVIDIA RTX A5000 ...
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How to raise VTT_CPU voltage when the BIOS says it is 0.7V? - Boot occasionally stuck in "memory init." process

My BIOS has a monitoring tab that has a bunch of great voltage measurements for my Asus Z9 series motherboard. But, next to the label "VTT_CPU", it says +0.703V in red lettering. I assume ...
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Server specification does not support RAM speed, but can faster RAM still be used of the same type? [duplicate]

Intel® Compute Module HNS2600TPR shall support DDR4-1600/1866/2133/2400 speeds as written on the specification. [1] However, 2400 RAM is out-of-stock everywhere. The best we can buy is 2666. For ...
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Issue with Hardware reserved memory and XMP

I have an MSI B450M PRO-VDH MAX motherboard with Ryzen 2400G and 8gb Corsair Ram Part Number - CMK8GX4M1D3000C16,in bios i was using XMP profile 2. Today i bought another 8gb ram but in taskmanager ...
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New installed PC does not load OS. Motherboard or CPU?

My new installed PC does not load OS This is first time I tried to build a new PC (I didn't install separate GPU), followings are my steps: Installed New intel i5-10400 10th gen onto New MSI Z590-A ...
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Motherboard is stuck at DRAM LED

I am getting super strange issue... My pc is Ryzen 9 5900x with 8GB x 4 = DDR4 3200 RAM. It was working perfectly from months but suddenly from 2-3 days it started getting hang. Today when I booted my ...
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Is there anything else I can do to trouble not having a video out to my monitors?

I have just finished a new build; I am not receiving a signal from the pc to the monitor. I have done the troubleshooting steps below. My gut says I have missed something during assembly or missed ...
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Asus Vivobook x512da switch from no backlight to backlighted keyboard

So my family bought me this computer, it was pretty good until i had to use it at night or when the sun is too bright on the computer, the keycaps on the keyboard are transparent so i knew i could ...
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NIC flashing link-link-link and then dies, then repeats

I've got several wall ports that all run down to the same switch - tested them all with ethernet cable checker to make sure the drops were ok and turned out all good. I can plug in a variety of ...
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How to connect an internal audio output from the motherboards HD-Audio port with 3-Pin to aux adapter cable

I build a custom amplifier that fits in a PCI slot in my PC. It has an AUX input that has been tested. I was connecting it via an external sound card adapter from USB to AUX. However, I would like to ...
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Dell XPS13 screen almost completely dark

My Dell XPS 13 (9360, Intel UHD Graphics 620, Ubuntu 21.10) had the following hardware failure: On startup, the screen remained almost dark, i.e., if I dimmed the light, I was able to see everything, ...
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