Questions tagged [usb-c]

USB-C is a symmetrical USB connector system. Use this tag for questions specific to USB-C; for all others, use the generic USB tag.

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38 views

What can a program find out about a USB-C cable attached to the computer?

I plug an unknown USB-C cable into my computer. Theoretically, could a program read information about that cable? In particular: What version of USB it supports: 2.0, 3.1, etc. Whether it supports ...
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100 views

Should I distribute my devices among USB-C ports, or is it ok to have one port to rule them all?

I'm buying a 16" MacBookPro which only has USB-C ports. I currently have no USB-C devices, so I am thinking of buying a hub/docking station with a few different ports and 85W+ pass-through charging ...
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1answer
30 views

Mini Display Port to USB-C

I have an external monitor with only USB-C as input (Lenovo M14), and i have an old laptop (Lenovo 2017) with only HDMI and Min Display port as output. I seek for an adapter in internet but and i ...
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1answer
26 views

How to identify which port in graphics card to connect to USB-C Link for oculus quest

I have a PC with Geforce RTX 2070 video card which seems to have 3 ports. I have an Oclus Quest which specifies specs for its USB-C Link cable for wired connection to the PC. Whats my best option for ...
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1answer
19 views

Video signal is available for usb type c on model hp pavilion ck000nq?

I want to connect a monitor with 144hz on my laptop. Currently if I connect it only through hdmi I get 60hz. I tried to connect it through a USB C to Display Port adapter but I am not sure that my ...
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16 views

Laptop (Surface Go) keeps disconnecting USB-devices on a hub, power saving disabled

I have a USB-C Hub (Digitus Multiport DA-70874) connected to my MS Surface Go's only USB-C port. Usually I have an external SSD and a Ethernet adaptor connected to the Hub, sometimes I add a USB-stick ...
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35 views

detect USB C/ Thunderbolt 3 connection in event viewer?

I have recently made a simple PowerShell script that upon connection of a PnP device checks whether a "razer naga" mouse is connected and runs the synapse software. Upon disconnection of the device, ...
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18 views

Can I connect my Nvidia GTX 1080 ti HDMI out to the USB C input on my Oculus Quest?

Having recently purchased an Oculus Quest VR system I went to but a suitable "Link" Cable which is basically a USB C type for the female socket on the headset. After looking for a few cables I ...
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45 views

HDMI USB-C External Monitor and Mouse

I have a monitor that is connected via (i) HDMI to HDMI cable that goes into a (ii) HDMI to USB-C adapter (so two wires). The USB-C connects to my laptop. Video is transmitted fine. Audio is ...
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28 views

Extra power through USB3 to make a thunderbolt powered USB switch work better

I have a usb-c thunderbolt HuB that has a HDMI output, a VGA output, 3 USB3 ports, an ethernet one and it has to be connected to a power adapter and to the laptop. I'm suspecting that the power in is ...
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18 views

Problems after Updating USB Drivers (BSOD and more)

I updated all drivers of my pc. After updating them an USB Cable(for samsung) doesn't work. It used to work perfectly fine before updating. This cable isn't an original one, so I tried an original ...
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16 views

Using laptop‘s monitor as a gaming monitor

I have a huawei matebook x pro with a screen resolution of 3000x2000 and I want to use it as a gaming monitor, the question is : can I use my huawei’ laptop as a monitor for gaming by connecting it to ...
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1answer
35 views

Expecting 60Hz with external monitor but only getting 30Hz

Not sure this is the right place to ask. Please roast me if necessary. My problem: connecting an external monitor to a Mac with USB-C and expecting 60Hz on monitor, but only getting 30Hz. The ...
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2answers
162 views

DisplayPort over USB-C resolutions

I have the following equipment: HP Spectre x360 - 13-ac002na (https://support.hp.com/ie-en/product/hp-spectre-13-ac000-x360-convertible-pc/14039877/model/15304462/document/c05407412) Dell U2419HC (...
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22 views

DisplayPort to USB-C Monitor

Can I connect a monitor with only USB-C connection (such as Lenovo M14 [1]) to a computer which has only DisplayPort connector? [1] https://www.lenovo.com/gb/en/accessories/monitors/thinkvisionM14
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How do I use two Samsung 28" model lu28e590ds/za monitors with a MacBook pro?

I was pointed here after I hit a dead end, sorry if this is the wrong place for this question, I'll gladly repost elsewhere. The issue I'm having is as follows: I have two of these monitors, I'll ...
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connecting razer blade 2019 advanced rtx 2080 through usb c to caldigit ts3 dock

My macbook works perfectly, plug it in charges, video, keyboard everything works just fine. When i plug in the razer blade laptop through usb c in the very same way, i get video but nothing else. ...
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15 views

Is there an hdmi + data / power to usb-c cable?

Trying to replace a bad quality proprietary cable. I have tried searching amazon / google. All I find are usb-c to hdmi. I don’t think they will work “backwards”. I have a touchscreen that gets its ...
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50 views

I plugged my display, cooling pad, and wireless mouse to a USB-C Hub; Does the hub need external power?

I plugged my USB-C hub to my laptop (from the user manual, the output voltage and current of the USB-C port is 5V and 3A). From the hub, I connected my display through the VGA port; my cooling pad and ...
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29 views

Starting a laptop with an external display as its primary and default display

I have a Windows 10 Dell Laptop with a malfunctioning (broken) display. Is there any way to start / restart this laptop to have it use an external display as its primary default display? (e.g. USB-C)
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1answer
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My 65W laptop does charge using USB-C only but is the computer slower because of that?

I use my laptop (Dell Inspiron 5480) both as a mobile device and as a desktop replacement. At home I hook up a USB keyboard, mouse, USB DAC, as well as ethernet and HDMI cables to it. Getting a ...
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1answer
197 views

Logitech brio 4K mode only works on its own cable?

I got a Logitech Brio camera and wanted to set up for 4K video. However, somehow the 4K mode was recognized by the windows only with the original usb-c to usb 3.0 cable sent through the box. I ...
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70 views

Daisy chain from usb c to display port 1.2 from first monitor

I'm planning to purchase LG 32UL950-W monitor. It supports 4k Daisy chaining with Thunderbolt 3. At the moment I'm using Lenovo T23i-10 monitor which comes with Display port 1.2. I use USB-C to ...
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1answer
225 views

Can I charge my HP Probook 430 G5 from 2018 with my Galaxy S10+ USB-C Adapter

my Name is Nicolas. I need to charge my Laptop but I don't have my normal Charger here, so I've done some research about charging possibilitys and found out that my Laptop has USB-C Port which is also ...
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1answer
81 views

Windows 10 Notification: PC isn't charging via USB-C, even though Power Supply is connected

I have recently bought a Lenovo P53. Since I needed docking station and thought that the Thunderbold3 dock was to OP for me, I bought the smaller USB-C dock. I know that you can't power the P53 (...
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1answer
146 views

Can a computer output video and charge on the same USB-C Thunderbolt port?

I currently own a 2017 Razer Blade Stealth 13, and recently I came across a monitor that only takes Thunderbolt as an input. Luckily for me, my laptop has a Thunderbolt plug, however that plug also ...
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92 views

Why USB-C Power Delivery charger and USB-IF cable is not charging the phone? [closed]

I have a USB-C charger with Power Delivery specification (it can charge 5/9/12/15V==3A and 20V==4.35A). Not sure if this is Power Delivery 2.0 or 3.0. I'm using a USB-IF Certified cable, up to 100W (...
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0answers
117 views

Laptop discharging when an USB C device is plugged in

I have an interesting charging issue with a new laptop. When I connect it to an external mouse and monitor with a USB-c hub, it slowly loses charge even with the charger plugged in. After some ...
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1answer
135 views

USB C Multifunction DisplayPort mode USB speed?

I am a little bit confused here. Here's what I know: USB C has four high speed lanes. USB 3.2 Gen 2 uses one lane for transmitting USB and one for receiving USB both at 10gbps speeds. This leaves two ...
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83 views

Samsung S27H850 as external display via USB-C

I think about buying a Samsung S27H850 screen as an external display for my Macbok12 late 2016. I wonder if I can use this screen as an external Monitor via USB-C with a resolution of 2560 x 1440. The ...
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1answer
111 views

Do I lose speed if I extend a 3.1 USB-C cable?

I would like to extend a 0.5m USB-C 3.1 cable with a female to male 2m USB-C 3.1 cable. Do I lose data transfer speed if I do this? If yes, can I somehow quantify the loss of speed?
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773 views

Limited display connection on Windows 10

I have an LG 27UK850-W monitor, which comes with a DisplayPort, a HDMI, and a USB-C cable. The USB-C cable is documented as being for both display as well as for data transfer (the monitor also has a ...
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66 views

usb-c and thunderbolt 3 monitors?

I have a macbook air with mini display port and newer macbook pro with usb-c thunderbolt port. I am looking to get a duel monitor setup that would work with both my laptops. I also want to daisy chain ...
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1answer
219 views

Does Lenovo Thinkpad Thunderbolt 3 Dock work with Thinkpad L480?

I just picked up the Lenovo Thinkpad Thunderbolt 3 Dock and connected it to my Lenovo Thinkpad L480. The problem is, that my laptop doesn't recognize the dock. I have installed the Thinkpad ...
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1answer
3k views

USB-C connection to monitor not working

I just got myself a new screen (Lenovo P27H). It comes with USB-C, so I planned to use my laptop (Tuxedo InfinityBook from 2015 running elementaryOS - so basically Ubuntu 18 LTS) with this screen by ...
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21 views

USB-C Alt Mode display and Thunderbolt 3 simultaneously

I have a laptop (2018 Lenovo 720 15") that has a single USB-C port. This single port is supposedly USB-C with Alt Mode video and also Thunderbolt 3. Is it possible to use all of USB, video and ...
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0answers
88 views

Asus G531GL DisplayPort over USB-c not responding

I bought an Asus Rog G531GW-AL137T and two Dell U2415 external monitors. The laptop has an HDMI port that works fine, and a usb-c type port that should support DP as well (DP logo is actually right ...
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0answers
23 views

Testing DisplayPort Alt Mode

Is there an easy way to debug the DisplayPort Alt Mode of a recent Display? Background: I have a Dell P2415Q (first gen, with no 4K 60Hz support over HDMI) that has been causing issues with multiple ...
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1answer
246 views

Can powering a USB-C port damage it?

My question is a bit like this, but more general. I have a laptop with a USB-C port (Asus UX310UQ-FB442T in this case, but I'd prefer a general answer), and a USB-C PD charger with the necessary ...
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29 views

Windows 7 USB C device preventing normal USB from working at boot

I recently installed Nvidia RTX card, which installs usb-c controller on my windows 7 system, which is unsupported. This device is marked as a yellow question mark in device manager and i cant do ...
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1answer
45 views

USB Charger cable USB 2.0 -> USB-C

I have a charger with USB 2.0 Type A to type-C, I don't understand how does the device being charged negotiates power if the CC1 and CC2 pins are not present in the type A plug in the charger. How ...
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1answer
27 views

Charging laptop via USB-C from different power sources

I have a laptop (Lenovo Thinkpad X1 Tablet Gen 3) that charges via a USB-C port. The power adapter that the laptop came with plugs into the wall outlet and has a USB-C plug on the other end. It ...
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0answers
210 views

Windows 10 on Bootcamp: display connection might be limited

I have a 2019 15 inch Macbook Pro with a secondary monitory connected via HDMI through VAVA USB C Hub. The monitor works flawlessly with MacOS, but when I try to connect it in Windows 10 with Bootcamp ...
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1answer
41 views

Non-storage device in M.2 M-Key port not working, how to debug?

I've got an 51nb X210 Thinkpad with an M-keyed M.2 slot. My ultimate goal is to add a Thunderbolt 3 port via the GC-Titan Ridge card, but for now I want to start with a USB-C port. To that end, I got ...
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2answers
475 views

USB-C to laptop charger?

I have an ASUS laptop. The charger tip looks like these ones: I find my 120W, 1kg charger too bulky. As GaN tech is getting more popular, I prefer a USB-C charger like those from RavPower and Anker. ...
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0answers
147 views

Connecting two monitors using USB-C and DisplayPort out

I have a laptop (Dell Precision 3520) that has a USB-C port, and a Dell U2414H monitor (that has HDMI and DisplayPort inputs). I'm thinking about picking up the Dell U2419HC as a second monitor (https:...
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0answers
55 views

What options to transport video, USB and power on a single cable?

My source does not come with a USB-C port (only USB 2.0 type A, HDMI and DisplayPort). Still, I would like to combine USB, video and power on a single cable, in a similar way as USB-C hubs do. I do ...
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2answers
295 views

LG 27UD88-W usable like a docking station / kvm switch?

Does setup shown in the picture work? I mean can I switch between laptop and desktop on the monitor routing mouse input and sound correctly?
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1answer
654 views

Color of usb ports

I just received a Dell laptop which should have 3x USB 3.0 ports, but every USB-port was black (2.0) as I usually thought... After some research i discovered that the way to identify the port is by ...
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31 views

Restrict Usage of Thunderbolt or USB-C Port

Is it possible to restrict what services are allowed to run on a specific thunderbolt or USB-C port? For example, "only let Thunderbolt Port 0 to be used for charging and nothing else".