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Topic: connecting riser to laptop's USB 3 (Read 63 times)

jr. member
Activity: 152
Merit: 3
April 01, 2022, 12:04:03 AM
#6
Hey ... can I connect riser to laptop's USB 3 ? will it work ?

use external supply + pcie M2 (wifi )

exemple: https://fr.aliexpress.com/item/1005003068914118.html?


legendary
Activity: 3738
Merit: 1708
March 31, 2022, 10:47:46 PM
#5
Even though it looks like it might work because it looks like plug n play the purpose is completely different. The only reason for the USB cable is because when they were designing risers about 8 years ago they didn’t want to have to manufacture a new cable to transfer data.

So they figured the usb cable is in high supply and it’s cheap and they decided to use that instead. However the pins that it uses are not the same pins and functions when using it to charge a phone or plug in a removesble HDD. It just sends data and nothing else. Do not plug it into your laptop you will fry something.
full member
Activity: 1386
Merit: 220
March 31, 2022, 01:22:58 PM
#4
You can use a lamp cord for speaker wire but it doesn't mean you can plug your speakers into the wall plug.
Similarly a PCIe riser uses a USB cable but it sends PCIe signals over it.

Also don't confuse a USB hub for a PCIe splitter. PCIe splitters that use USB connectors exist but they look the same
as USB hubs.

newbie
Activity: 42
Merit: 0
March 31, 2022, 12:42:15 PM
#3
thank you for clearing it up Smiley I been wondering about it for very long time and few times I was even thinking okay I have some old PC lets do the experiment Cheesy does it work in USB 3 but luckily I was always too lazy to try it out Smiley ... is too many watts only problem with it ? I mean because cable is same it kind of makes me think Cheesy ... I feel like a baby with couple of nails in my hand and everybody screaming DONT STICK NAILS INTO WALL PLUG Cheesy
member
Activity: 405
Merit: 19
March 31, 2022, 12:37:42 PM
#2
No don't do that  Shocked you can kill your laptop doing that because you will be sending unwanted watt power to that USB 3 port, PCIe USB ports are different from normal Data USB port, don't do it.
newbie
Activity: 42
Merit: 0
March 31, 2022, 12:32:15 PM
#1
Hey ... can I connect riser to laptop's USB 3 ? will it work ?
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