0
votes
0answers
18 views

USB port cut on

I need to use my computer to charge several items. If I leave my computer for any length of time it shuts down Of course the things charging stop the charging process and I have t cut my system back ...
0
votes
0answers
62 views

Observing Output Current/Voltage from USB Port

I am working on a project where i am required to observe the current draw from a circuit. In a lab, I have access to power supply/multimeter and can easily check how much current is being drawn from ...
1
vote
1answer
64 views

Reset a single USB port

I have some USB devices, that sometimes need to be physically removed and plugged back in. They are mostly USB mobile broadband devices. For some cases I only have to unplug the device and put it back ...
1
vote
2answers
351 views

Communicating with the LPT port through USB adapter

I have a proprietary hardware which accepts input on the parallel port. The problem is the PC which needs to communicate with the hardware doesn't have a parallel port and I can't change it's ...
0
votes
1answer
414 views

HP USB P2015 printers create new virtual USB ports in Windows; seemingly at random

We have the following scenario: 30 laptops 30 HP Laserjet P2015 printers all coupled via USB The users can sit at a different place, a different printer (though the identical model) every day. ...
1
vote
0answers
99 views

Connect Mobile phone/ GSM modem to a VPS or hosting dedicated server

I have a Nokia E71 phone that I am using for as a GSM modem to send out SMS (text message) through the web application I wrote. Everything is working fine on my local machine and now I am looking to ...
7
votes
5answers
6k views

USB Ports Not Working

None of the USB ports work anymore on my HP EliteBook 2540p laptop which is running Windows 7 Pro SP1. By "not working," I mean if I try plugging in a thumbdrive or external HDD it does nothing ...
0
votes
0answers
41 views

USB 3.0 static discharge?

I built a computer last year and for the most part it's been working fine. However, there is one particular usb 3.0 port on the front that's been giving me headaches: when I plug in my portable hard ...
0
votes
0answers
46 views

Why are all my laptop usb ports acting up?

I bought the Asus G75VW around 8-9 months ago, and everything was more or less okay. Now for around a month, all of my USB ports seem to be loose. Tilting the laptop slightly will disconnect them (and ...
2
votes
1answer
3k views

How to Password Protect USB Ports?

Is there a way to Password Protect the USB Ports in Windows 8 so that every time a USB is inserted a prompt comes out asking for a password before it can be used on the PC ? Is this possible without ...
-1
votes
1answer
57 views

Why do USB ports cease to work? [closed]

I had an e-reader plugged into one of the 3 USB ports of my laptop. Later I realized it wasn't charging up anymore. I switched ports and the issue was gone. Why do USB ports stop working suddenly?
0
votes
1answer
331 views

Find out port for a specific USB device is on Mac OSX

I have a Nexus 7 tablet attached to a Mac Min, and I need to figure out what port it is connected to. I am managing someone elses code, in which they litearally define the port: ...
1
vote
0answers
209 views

USB hub assigning random com ports when Windows 7 PC or USB Hub are rebooted

I have four hardware devices that are plugged in through a self powered USB hub. Currently the devices are assigned COM1 COM2 COM3 COM4 through device manager as hoped. However, when rebooting the ...
1
vote
2answers
799 views

Convert USB Port to LPT1

I have a GIF12 Card reader & software that connects to a computer via LPT1 port. I want to connect the card reader via a USB port. I need the computer to see the USB port as LPT1.
0
votes
0answers
189 views

Change the speed of USB ports

I'm working with a custom made board that isn't USB 2.0 compliant. I was suggested by the manufacturer of the board to change my USB ports to "low speed mode" as I see frequent disconnects with the ...
1
vote
1answer
404 views

COM Port of USB Mouse?

I plugged in a USB mouse into my Vista machine and it's working fine. Is this device assigned a COM port number? If so, how do I determine it? In Device Manager, under Ports, everything listed there ...
0
votes
2answers
503 views

Can I add a 3rd monitor by using the The USBExternal Video Card?

I have a Dell Slim Studio 540S desktop computer with 2 monitors connected already. Can I add a 3rd monitor by using the The USB 2.0 External Video Card from Iogear?
1
vote
1answer
188 views

Would an USB external graphic card disable the on-board graphic card?

I am trying to connect my Dell Slim Studio 540S with 3 monitors. Would an USB external graphic card like this Sewell USB to Display (video) disable the on-board graphic card in the Dell Slim Studio ...
1
vote
2answers
461 views

How do I swap/upgrade my USB ports?

I don't understand the answers to this question: How to tell if my USB ports are 1.1 or 2.0 for different OSes? My Acer laptop has three USB ports - two of which look similar, while the other ...
5
votes
2answers
2k views

Why is there electricity flowing through my VGA and other ports?

I am using Windows 7 on a Sony VAIO laptop. When I connected my PC to the charger, I felt a little electric shock when I touched the VGA and other ports. I tested with a current detector and found ...
2
votes
1answer
4k views

How can I find out which USB port is 1.0 or 2.0 on my laptop? [duplicate]

Possible Duplicate: How to tell if my USB ports are 1.1 or 2.0 for different OSes? My laptop has 4 USB ports. I want to know which port is 1.0, which port is 2.0 and so on. For example, ...
2
votes
3answers
4k views

How do I add another monitor to my desktop computer?

My desktop computer has one VGA port. Can I use a VGA splitter connector to add another monitor as an extension of the first monitor instead of duplicating the first monitor, or can I use a USB To VGA ...
1
vote
1answer
607 views

Internal USB A Female to motherboard 4-pin that mounts internally

I'm wondering if anyone knows of a product like this but that is physically mountable internally rather than on a cable? I'm planning on building a super low profile "gateway" pc that is dedicated to ...
5
votes
2answers
1k views

Will cases with front USB port support USB 3.0?

If a computer case has a USB port in the front, will it support USB 3.0 if my motherboard supports it? Or does the case vendor need to specifically mention USB 3 support? (BTW, I haven't seen such ...
1
vote
2answers
314 views

USB port causing device problems after new motherboard upgrade

I'm looking into a PC with an issue with one of the front USB ports (perhaps both). It was working before a motherboard upgrade but since then, a USB drive was inserted, overheated and does not ...
5
votes
7answers
58k views

How to “restart/repair” an USB port?

My laptop has two USB ports, but one is broken, so I use a USB hub in the other good USB port. In that USB hub, I use a mouse and keyboard. Suddenly, that USB port doesn't detect the mouse and the ...
10
votes
6answers
6k views

Why does my USB cable have an extra red plug?

My girlfriend just got a new ebook reader — a jetbook — that came with an unusual USB cable. One end is a regular USB mini B head, but the other end has two plugs. Both are USB non-mini ...
3
votes
2answers
2k views

How can I plug my LPT printer into a motherboard with no parallel port?

I have a new computer with a Asus P5QL Pro motherboard and wanted to plug my old HP DeskJet 950C printer into it only to discover that the motherboard has no LPT/Parallel port. What is the best ...
1
vote
3answers
9k views

How to enable or disable usb ports on windows vista pc?

I want to ask how can we enable or disable usb ports on windows vista pc. Also i have 6 usb ports , 2 in front and 4 at the back, so it it possible to disable the front usb port and enable 4 ports at ...