USB is a universal, general interface standard for connecting computers and electronic devices.

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19
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5answers
5k views

Is there really a “USB communication protocol”?

According to Wikipedia, USB: defines the cables, connectors and communications protocols used in a bus for connection, communication, and power supply between computers and electronic devices ...
0
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2answers
11 views

Where in the registry can I found mounted devices?

I'm writing a python application on Windows 7 (64bit) where I need to start something after a new USB storage device has been mounted. In an older application I was polling on ...
13
votes
6answers
32k views

Running Spinrite from a USB drive?

I need to use SpinRite on my notebook which has no CD-ROM. How can I install and run SpinRite from a USB thumbdrive? Such that I could boot the notebook up with a thumbdrive and start SpinRite. Are ...
1
vote
1answer
10 views

Ubuntu 14.04.1 Glitch

Yesterday was the day when I finally became a real person; I installed Ubuntu 14.04.1. I was so excited, at long last, to see that purple screen that reads "Ubuntu". I got to mess around with the OS a ...
-1
votes
0answers
7 views

HP 8600 doesn't print reliably via USB

My "HP Officejet Pro 8600 e-All-in-One Printer - N911a (CM749A)" doesn't print reliably on my Windows 7 PC connected via USB. The HP Printer Scanner doctor celebrates running through to completion by ...
-3
votes
0answers
28 views

Windows 7 Ult 64-Bit Laptop [on hold]

I have recently bought a USB 3.0 Dual HDD Dock/Cloning Device. The laptop I am using it on has no charge capability so it is only good for external power. I bought the dock due to the laptop having ...
0
votes
0answers
19 views

USB 2.0 not working when VT-x is enabled

The problem I have is that when I enable Intel Virtualization Technology (or VT-x) in my BIOS, it makes my USB 2.0 ports not work. The USB 3 ports, on the other hand, are working. This is happening ...
0
votes
1answer
16 views

Windows 8.1 Installation: device removal and restart

I'm doing a windows 8.1 clean installation. It was purchased as download from the Microsoft Store and written to and booted from a USB flash drive. The installation creates hard drive partitions, ...
0
votes
2answers
22 views

Prompt for boot order

I have an HDD lying around, and I would like to install Windows 10 Technical Preview on it and run it off USB. Is there a way for my HP Envy laptop to prompt at boot if I would like to boot from USB ...
2
votes
1answer
910 views

Writing debian iso to usb stick from windows results in 440kb filesystem with 1 file

I am trying to create a bootable usb drive from Windows 8 in order to install Debian on my laptop. I've looked up a lot of guides online, and they basically boil down to two categories: Write the ...
2
votes
2answers
642 views

Is it possible for a USB port to burn out a device plugged into it?

Out of nowhere yesterday my wired keyboard and mouse both sort of died. On the keyboard some of the keys stopped working, as if one of the pins on the controller matrix burned out. On the mouse, I ...
-2
votes
0answers
26 views

Is charging over USB hard to get right? [on hold]

We live in a world where many if not most of our portable electronics can be charged over USB. (IIRC, even Apple's Lightning has a USB adapter) I (unfortunately) own a 2012 Nexus 7 which is ...
9
votes
6answers
91k views

How can I disable write protection in my USB flash drive?

My USB flash drive is currently unusable because it somehow (quite suddenly!) became write protected. I have googled around and tried many solutions to this problem, but none of them have worked so ...
0
votes
0answers
3 views

Alsamixer not switching sound cards

I bought a USB generic chinese sound card, the system recongnises it and alsamixer even shows it. The problem is that even if the card is selected with F6, it still prefers to use the default intel ...
-1
votes
0answers
20 views

Installing windows from USB goes to black screen [on hold]

I am currently using Windows 8.1. But for the recent times my PC was really laggy. So i decided to Re install OS again. I had to do it with a USB. So i downloaded the .iso file,made the USB bootable ...
-1
votes
1answer
27 views

USB connected headset [on hold]

My current headset broke so I am on the market for a new one and I was considering buying an USB headset, but I never owned one before so I am a little reluctant. I have a few questions about the USB ...
0
votes
1answer
97 views

HP Designjet 5000ps not printing

I have an old HP Designjet 5000 ps that I have managed to install drivers for using a Dell Latitude D820 running Windows XP Pro. I installed both drivers, the postscript driver and the GL2 driver. ...
8
votes
3answers
13k views

Are USB 3.0 ports yellow?

My laptop has a yellow USB port. Is it USB 3.0?
0
votes
1answer
21 views

How to use multiple usb modems? [on hold]

I live in a remote area and the only access to internet is cellular Internet with USB modem with speed @ of 5-10 KiloBytes/sec; on avg 7 KB/s. I just can’t bear with that speed. So recently used two ...
0
votes
0answers
15 views

Can't boot with USB 2.0 enabled [Virtual box]

I need to use USB 2.0 on Virtual box for Windows 8.0, my host is Windows 7. I Installed the virtual box extension pack so I have the option to to this. However, when I enable USB 2.0 I cannot start ...
0
votes
0answers
11 views

How do I make a backup of OS X Yosemite boot USB as an image on the hard disk?

For CDs one could make an image file and store it on their hard disk. If they wanted to use it again, they could burn to disk or emulate using something like daemon tools. I want to know if something ...
0
votes
0answers
11 views

OSX Yosemite USB Flash Drive Missing Space Issue

I purchased a 128GB flash drive. Available space after exFat formatting is 123.6GB I transfer roughly 25GB (a TON of files beyond the 100,000 range) from another flash drive onto this one. I now have ...
1
vote
1answer
14 views

Can I turn an internal PCI-E audio card into external cheaply?

I like listening to music, but the one thing I can't get with the mobile devices (players, smartphones, notebooks) is the volume and clarity I get from my desktop pc audio card. It's nothing special, ...
1
vote
3answers
9k views

Can I relay my USB modem connection to my wireless router?

I got a wireless modem that needs to plug into my computer in order for it to work. Is it possible to hook up this computer to my wireless router so that other devices can connect using the same ...
0
votes
1answer
15 views

How can I erase a 250gb external usb drive with linux partedmagic boot cd

I run a dual boot of windows 7 and xp on Dell Optiplex 280 with a Pentium 4 mobo, a CPU of 3 Ghz and 2GB ram. My question is "How do I use the ERASER TOOL in Linux Partedmagic Boot Cd to completely ...
1
vote
5answers
10k views

How to get Huawei phones Y530 and Y300 to connect via USB on Windows?

We have Huawei Y530 and Y300 smartphones. When we connect either of these with the USB cable to either Windows 7 or Windows 8.1, the operating systems say "USB Device Not Recognized". No USB driver ...
0
votes
1answer
3k views

Logitech K120 keyboard detected but driver not found in Windows 7

I have a Logitech K120 keyboard which is detected in device manager. But the driver is not found. When I try to update the driver, it says windows could not find driver software for your device. ...
1
vote
2answers
3k views

Missing “Use a device” option to boot a live distro from usb on a Windows 8 (UEFI) notebook

I have a new notebook with Windows 8. I need to boot a Linux live distro from USB disk. However, when I access the boot menu which I expect to be like the following: in Windows 8, the entry "use a ...
1
vote
1answer
20 views

How to find absolute path of USB drive

I have a computer running Windows 8.1, and I have a USB drive with RocketDock installed. My problem is that sometimes Windows changes my drive letter and all the links on the dock screw up. I ...
-1
votes
1answer
15 views

In Windows Server 2008 R2, I want to restrict users for deleting the files [on hold]

I want to restrict users to not to delete the files on the server. Also want to block USB of all users. Problem I am facing is when I remove delete tick it does not allow users to access the files ...
0
votes
1answer
5k views

HP EliteBook 8440P - USB ports stop working on docking station

I have a HP Elitebook 8440P running Windows XP Pro SP3. I installed it on my docking station and everything went smooth for a while. Last week, my mouse and any other USB devices stoped working ...
0
votes
1answer
2k views

USB 1.0 device not working on USB 3.0

I have a legacy device that works fine on USB 1.0 or USB 2.0 ports. However it does not work properly on a USB 3.0 port. I've tried it on a PC with both USB 2.0 port and USB 3.0 port (it works fine ...
1
vote
1answer
44 views

Are extra USB drivers ever removed from the system? (Windows 7)

On Windows 7 systems, whenever you plug in a new USB peripheral (mouse, keyboard etc.) the message always pops up that a new device has been detected, followed by one stating that drivers are being ...
0
votes
2answers
2k views

Windows XP SP3 Keyboard stops working

Here's the strangest thing I have yet to see in 20+ yrs of computer repairs. My in-laws Windowsx XP SP3 has stopped recognizing keyboards. The keyboards work fine in the BIOS, during the boot select ...
0
votes
1answer
2k views

Why is my Focusrite Scarlett 2i4 no longer recognized?

Last night, after a year of continued and problem free use, I discovered that my computer no longer detects my Scarlett 2i4. My DAW (Ableton Live 9.1) says that no audio devices are detected and even ...
2
votes
0answers
210 views

USB Keyboard and Mouse slow to activate using docking station for Lenovo T430

I just recently upgraded to a T430. Happy with the laptop but one thing I find annoying is that when I use it through the docking station - it takes several minutes ie 3-5 for the USB keyboard and ...
0
votes
2answers
51 views

Making backups of 10 hard drives. Should I just make disk images?

I am going to be making backups of about 10 hard drives, around 4 TB of data. I will be using a USB to SATA adapter and then be transferring the data to a 4tb external USB drive. I will most likely be ...
1
vote
1answer
3k views

How to install wifi usb adapter drivers - OS X

I bought the EDUP USB Nano Adapter EP-N8531 and I have to install the driver that I found in the relative cd. I have the following files (in the "mac" directory): In the nano adapter case there's ...
1
vote
1answer
41 views

Is it safe to power a 140mA laptop cooler pad off a USB 3.0 port?

I have acquired a laptop cooler pad that connects to a USB port for power. The problem is it draws 140mA. That's more than a dumb device is allowed to draw off USB 2.0 (max is 100mA unless the device ...
0
votes
0answers
15 views

Old DotMatrix Printer(parallel port) to USB

I have this printer. It has a 25 pin parallel port. To make it work with my pc,I purchased a Parallel to USB adapter. But nothing seems to work(the printer doesnt get detected) I have tried setting ...
0
votes
1answer
57 views

Unable to connect to NI roboRIO on Ubuntu

I have an ARM controller that I am trying to connect to with either ethernet or USB-B, but I am unable to make a connection with either. I am not able to test any other wired connections. I am running ...
0
votes
0answers
17 views

diagnosing spurious hard-drive spin-down

I've got an external USB drive that is being used for backup purposes. Occasionally it will spuriously spin-down and Mac OS X will complain that the disk wasn't ejected properly. One reason I have ...
0
votes
0answers
25 views

Slow SSD to SSD Transfer Speed

My laptop uses a Samsung SSD. A few weeks ago I wanted to transfer a 6.22 GB folder from my internal SSD to an external SSD I own, also from Samsung. I keep the external SSD in a USB 3.0 enclosure, ...
2
votes
2answers
968 views

How can I reinstall my AMD 880g/sb850 usb driver?

I have the Asus M4A88TD-M Evo motherboard with the AMD 880g/sb850 chipset and I wanted to use AHCI mode. I activated it in the BIOS and made a change to the Windows 7 registry and I got it working. I ...
0
votes
2answers
57 views

My USB has my stuff in it but it says it's empty [duplicate]

Yesterday my USB was working 100% fine before I went to college yesterday. I added some new files to it, took it to school, plugged it into my teacher's computer, and nothing shows up. It says it's ...
8
votes
2answers
7k views

Why does Windows 7 mouse freeze after resuming from sleep?

A similar question previously posted at Super User is Why Does My Windows 7 PC Freeze After Waking from Sleep?, but none of the previous answers intially appeared to solve my problem or were the same ...
0
votes
0answers
43 views

Intel Edison: USB Webcam and OpenCV

I am trying to connect a USB webcam to the Edison development board (the one that has arduino). However, when I plug it into the USB port the cam doesn't even light up? Where is the webcam suppose to ...
0
votes
0answers
14 views

DD-WRT Android USB Tether

I have an older WNDR4500 router that has BS DD-WRT v24-sp2 (12/22/14) - build 25697 installed. The router has 2 USB ports, and I was wondering if I could USB tether with my Android phone to the ...
0
votes
2answers
64 views

laptop usb mouse freezing

My usb mouse has been working great with my laptop. A fews days ago I plugged an iphone to the usb port for charging and since then the mouse has been acting weird. It stops working for a few seconds ...
4
votes
1answer
59 views

What connectors do USB 3.0 devices use?

This USB 3.0 HDD case has something that looks like a USB A receptacle requiring an A-A cable, something quite unusual. The only alternative that Amazon.de is offering, has the 10-pin USB 3.0 ...