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USB Randomly Disconnecting [ ROG Dark Hero Motherboard ]

xnoob
Level 7

Hello, I am facing an issue with my PC and i use ROG Dark Hero where most of the USB ports randomly disconnect the devices I connect, like my PS4 controller and headphones. Any help with this, please?

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7 REPLIES 7

dennys2009
Level 11

Hi!
You may be overloading USB ports. Maybe one of the connected devices causes a short circuit. Check the wires!

I changed one of the devices I use to an NZXT USB port (My case), and the problem was fixed. However, all the USB ports on the motherboard are meant to be used, so why is there an overload?

I use cable to charge my wireless headphones. Do you think it might be causing a short circuit, as you mentioned?

Power of USB ports of different versions:
USB 2.0: maximum power - 2.5 watts (5 V and 0.5 A).
USB 3.0: maximum power - 4.5 watts (5 V and 0.9 A).
In addition, some ports can support USB Power Delivery (USB PD) technology and deliver more power - up to 100 watts or more. This requires both the device and the port to support USB PD.
There is also a USB 3.1 (USB Type-C) version with output power up to 100W (20V, 5A).

Sir, I think you are right because I tried removing some USB devices. What is your suggestion? Is there any solution for this?

It's up to you. Devices designed to work in a computer are designed for such work. Do not shove devices into usb ports that consume more than the nominal current, the motherboard hub will burn out and get expensive repairs.
Use separate adapters for charging.

Here is a gentleman from the branch above, it looks like he played out )

https://rog-forum.asus.com/t5/intel-700-600-series/z790-dark-hero-usb-5gb-ports-rear-panel-not-worki...