Questions tagged [motherboard]
The motherboard tag has no usage guidance.
187
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PCIe implementation
I was reading about the PCIe stadard, it was mentioned about PCIe PHY, Switched, RootComplex and Bridges that make the PCIe fabric.
I'm trying to connect the dots between the physical hardware and the ...
1
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2
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80
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help to identify the component
I don't understand what component it is (0k=g9w), and it needs to be replaced. I've done various searches, but I can't figure it out. This is a motherboard from an Asus computer.
1
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1
answer
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Is it safe to remove this LED from that motherboard? [closed]
So, I've bought this SATA case from internet but it has a really bright light on it and annoys me. I don't haver any kind of tool to manage any electronic component, and neither have electrical tape ...
0
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1
answer
98
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With what can I replace a MLCC capacitor to ground of 6.3V and 4.7uf
I have a mobo and the cap highlighted above in the picture C4 (6,3V 4,7uF) has broken off, I want to know what can I replace it with if I dont have specifically the same voltage and capacitance but ...
0
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0
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How is the address line A20 enabled in modern hardware?
In the olden times, the memory address line 20 (A20) of the 80286 and others was automatically masked by the IBM AT motherboard. It could be enabled using the keyboard controller. Then the 80486 ...
2
votes
1
answer
211
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Ground terminals on the laptop PCB; laptop PCB troubleshooting/repair
I'm not an electronic expert at all, but I'm keen on various electronics and stuff, and I like to watch videos where the different laptops are fixed. And in nearly every repair there is a multimeter ...
1
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3
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911
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How does a PC switch turn on a PC?
Here is my current level of understanding: virtually every PC case has a switch near the top to power on the PC. When the PC is off, pressing the switch once will power it on and the PC will begin ...
0
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1
answer
400
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15 ohm resistance between 5V and ground is it short circuit?
My Macintosh 7100 has 15 Ω resistance between 5V and ground so power supply goes to shutdown. Unfortunately I can't find any schematics for those machines, so I have no idea how to trace the fault.
...
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Display Port 1.4 Hot Plug Detect (HPD) Behaviour on AMD 7040 Motherboard
For some reason I can't get my DP port working on the AMD 7040 motherboard that I have designed, where on the same board, I have also Mini-DP that has an identical electrical circuit (in schematic) ...
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2
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(Tiny, very few, raindrops of) Water got into computer [closed]
my CPU was placed next to a window and due to rain a tiny amount of raindrops entered into it. This happened around 3 hours back.
Water on the top of the case was a tiny bit and inside I could only ...
-2
votes
1
answer
72
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My computer force closes games while I’m playing them [closed]
I have done everything I can think of to solve this problem. My computer sat in my car for months while I was in boot camp and I found a spot on there that might be causing it but I don’t know enough ...
0
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1
answer
47
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What is it needed to repair the pressure pads of an electric piano keyboard? [closed]
I don’t know if this is the right place to ask, but this is important to me, so i hope you understand. I have an electric piano keyboard (Korg Kross I). It is supposed to detect automatically the ...
0
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0
answers
62
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how to determine what chip wire allows BIOS flashing?
how to determine what chip wire/leg allows BIOS flashing?
I want to modify my MOBO to deny BIOS flashing.
I only want it allowed when I really need to write on it.
So, I need to know:
if it is ...
0
votes
2
answers
604
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What is the least amount of time for visible corrosion build up on a motherboard
I am wondering how long it takes for visible corrosion to build up on a laptop's motherboard ?
I have bought a new sealed laptop from a reseller of a well-known manufacturer.
After very short time of ...
0
votes
1
answer
161
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Can I separate a LCD screen from the board?
I am using this 2x16 LCD
https://www.amazon.com/GeeekPi-Interface-Adapter-Backlight-Raspberry/dp/B086VVT4NH/
I am trying to make the LCD ultra slim to fit in my project. Can I dismantle 2x16 LCD and ...