USB stands for Universal Serial Bus and is a general and universal interface standard for connecting computers and electronic devices.

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241 views

Use an audio/video file from a Linux laptop via USB to be played by Magic Sing ET-23H

I am one of the technical directors of a regular karaoke contest event. For the karaoke contest itself, due to tight budget, we are using what one of the sponsors are providing - Magic Sing ET-23H . ...
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181 views

BIOS not able to boot from USB

I'm using an HP Pavilion dv7-3165 dx. (BIOS version F15 of Insyde H20) I can go into the boot selection menu by tapping ESC, and then F9, and I can see my TOSHIBA EXT HDD, but whenever I plug in a ...
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581 views

Why does my USB Debian 7 “Wheezy” install keep freezing?

I am sort of at a lost to as what to do exactly. I have Debian Wheezy installed on a USB flash drive. I installed it by burning the Debian LiveCD and booting my PC to that, plugging in the flash drive ...
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414 views

Edimax EW-7822UAC - Cannot get it working on my ArchLinux Server

I cannot seem to get this new USB device running on my server sudo make install says user@home rtl8812AU_8821AU_linux_v4.2.2_7502.20130517]$ make install install -p -m 644 8812au.ko ...
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131 views

USB live boot into any windows OS?

I want to boot from a USB stick into a windows OS (any), however I can't find an ISO that will work on my USB. I have found pe builder but its a windows program and I am on linux. Could anyone link ...
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148 views

Slow copying of files from Bricked NAS to computer via USB 3.0 to SATA

Unfortunately I bricked my "Western Digital MyBookLive 3TB" network hard drive. (Only had an ethernet port to access files via network) After realising it was not going to work again, I decided to ...
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214 views

Hotplugging on Ubuntu 12.04 does not function

I am running Ubuntu 12.04 on a HP box. Approximately two weeks ago for no apparent reason hotplugging ceased to function. No longer did an icon pop up on the sidebar announcing a USB flash memory or ...
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109 views

Is it possible to lose data on an external SSD drive despite using the “safe remove” feature?

I have an SSD disk in a third party USB 3.0 disk enclosure. The drive is NTFS formatted. Lately, I've almost lost some of my data despite using the "safe remove" windows feature. Here is what ...
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3k views

How do I Reverse Tether my phone for internet connectivity without rooting?

I'm trying to create an internet connection for an android device using a linux(Ubuntu 12.04 x64) box. Creating a WiFi hotspot proved to be redundant as the device cannot discover the network. Next, I ...
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565 views

What should I fill in “path for boot option”?

I am really confused about this case. I have a new laptop but no DVD drive. I want to install windows by USB. I have set my USB to bootable, and the problem is, there is no option for BOOT priority ...
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2k views

Win 7 — mice only work in safe mode — what does it mean?

My Windows 7 system on Mac via Boot Camp isn't seeing any mice. Mice were working fine up until yesterday, then suddenly stopped working for no apparent reason. Move the mouse around, cursor stays ...
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205 views

Windows 7 RNDIS client sends REQUEST without DHCP server IP

My linux based board is running a DHCP server on USB0 port to assign a fixed IP to the connected RNDIS client. When I connect Win XP or Ubuntu machine with this board, host machine gets the fixed IP ...
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68 views

LPT Sound Interface

I am wanting to run two ZX Spectrum (a home computer that was popular during the '80s & '90s) emulator programs (one called Z80 by Gerton Lunter and another called Warajevo) in the "ykhowong" ...
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655 views

Kinivo BTD-300 Bluetooth 3.0 dongle driver driver NOT on Kinivo site

Relevant Specs: OS: Win7 Home Premium Machine: Acer Aspire 6676-7739g w/RAM upgraded to 8GB Preamble: I purchased a few months ago a Kinivo BTD-300 Bluetooth 3.0 USB dongle, and thus far have had ...
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41 views

Experiencing periodic mouse/keyboard lockups when booting to Windows 8 installation USB, then BSOD

I'm trying to upgrade my new build from Windows 7 64 bit to Windows 8 64 bit. When I boot to the USB the mouse and keyboard cut out every 2-3 seconds for about 2 seconds. Then when I hit the install ...
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1k views

Can I change my MacOSx version 10.7.5 from 64-bit to 32-bit mode? If so, how?

I recently purchased some logitech accessories and my computer will not recognize the tiny USB they provided unless I plug it into an additional wire component they provided, thus defeating the ...
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290 views

No GUI when Booting in UEFI From USB Flash

I'm trying to dual boot my new Acer V5-122p with the pre-installed Windows 8 and Linux Mint 15 Mate. The laptop doesn't have a DVD drive, so I have to boot through USB. When I boot Mint in UEFI mode, ...
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195 views

Use vodafone easy-box umts-stick slot for usb network drive

I own a Vodafone DSL-EasyBox 602 as router for my home wlan. This device includes a USB-UMTS-Stick Slot for mobile internet. I don't use this USB slot and was wondering, if I could use this USB Slot ...
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1k views

Bluetooth 4.0 and transfer speeds of USB dongles

I have a general question about hardware here, specifically Bluetooth 4.0. I've been looking to upgrade my little Bluetooth USB dongle from an earlier version (I think it's ~2.1) to something newer, ...
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155 views

You need to format the disk in drive… a more mysterious case

This problem has almost drives me crazy. I DIY my first PC since 1993 and have never been facing such an unsolvable problem at all, without any clues!!!! I have a DIY PC running XEON E3-1230 and a ...
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482 views

Shift and other random keys not working on external keyboard in Mac OS X 10.6.8

I've been using a Microsoft-made external (ergonomic/split) keyboard, connected via USB, to my Mac laptop without a problem for years. My OS is 10.6.8. Out of the blue, random keys stopped working on ...
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422 views

Virtualbox loses USB connectivity with SmartCard Reader

I'm running VirtualBox inside Ubuntu 13.10 and having issues with USB connection stability. Guest operating system is Debian 7.0 and the USB device I'm trying to work with is a ACS USB card reader ...
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508 views

How to Lock Hard Disk drive and USB Slots?

Is it possible to lock the Hard Disk and USB slots in Windows XP without any software? Thanks
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2k views

Install Windows 8 on Macbook by usb drive (without bootcamp)

I have a macbook pro with Mac OS X 10.4 Tiger which doesnt support bootcamp, which for me is not a problem because I work in windows. Can anyone tell me, if there is a way to install Windows 8 using a ...
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107 views

Connecting a USB 3 hard drive to a Mac Mini

I've got a USB 3 external hard drive and a Mac Mini 2012 with USB 3 ports. If I want to get USB 3 speeds on the hard drive, I assume I need a special USB 3 cable with the blue inserts. They seem to be ...
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46 views

Samsung Home Theater Wireless usb adapter

I have a Samsung Home Theater that you can install a WLAN USB device into. When installed you will be able to get on the wireless network and view Netfilx, YouTube, Pandora, etc. There is a ...
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3k views

OpenWRT USB performance on TP-Link TL-WDR3500

Yesterday i've flashed openwrt on my new router and configured the samba server etc., anticipating to get useful transfer speeds from the USB drive that i've connected. For testing purposes (and ...
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46 views

Internet Speed Sub-Optimal on PC but fine on laptop

I built a new PC and have been using a USB wireless adapter for internet access since my router/modem is in a different room. I have 12Mbps service. speedtest.net shows 6-12Mbps for the laptop but the ...
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117 views

What kind of lag should I expect when gaming with a KVM?

I've got an iMac, and am going to get a PC for purely gaming. I'm going to use a KVM to share an external DVI monitor, USB keyboard, and USB mouse between the iMac and the PC. What kind of lag or ...
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256 views

What happens when Capturing USB Packets using Wireshark

I am trying to capture the packets sent by a Mouse to a host PC using Wireshark. Operating System - Ubuntu 12.04 Wireshark - 1.8.2 Problem 1.) Before I plug in the USB Mouse, when I start the ...
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131 views

Hard drive uninitialized when switching enclosure

I have a 3TB SATA drive which I've been using in an external USB enclosure. Today I upgraded the enclosure in order to take advantage of USB 3.0 speeds. However, in this enclosure I am unable to ...
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77 views

How to recover write priviledges for USB devices?

I work on a corporate laptop (Windows Vista), and have been granted admin rights on that machine. An IT policy has been rolled out recently which lets me copy files from my USB devices but I cannot ...
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356 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 ...
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214 views

Mobile Device Center does not launch on connecting phone

I have an HTC mobile phone running WinMobile 6.5. When I plug it into my laptop (USB connection) which is running Windows 8, the OS recognises that a device has been connected but does not launch ...
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218 views

How can I get the iMac to recognize a wired mouse after disconnecting the bluetooth mouse?

So my bluetooth mouse is working fine but my kids forget to turn it off and I'm using too many batteries. I've decided to switch to a wired mouse but can't get the Mac to recognize it. It acts as if ...
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266 views

Webcam not working - drivers look fine, WIA is started, cams get detected by Windows and Skype etc

How can I debug a webcam issue if the event viewer doesn't show any errors concerning WIA or camera/hardware topics WIA is started and restarting it causes no errors/warnings in the event log ...
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384 views

USB Modem not getting connected after resetting using usb_modeswitch

I have a requirement that I need to first unmount and then mount again the 3G internet modem on ubuntu 12.04 without removing it physically. The modem model is Huawei E173u. So far, I have tried this ...
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331 views

how to read data from ps/2 (usb-mouse) similary like I read serial port from arduino?

How to read data from ps/2 (usb-mouse) similary like I read serial port from arduino ? For example when I press serial monitor in Arduino IDE or wen I type: "import processing.serial.*; ...... " in ...
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61 views

iPod headphone to USB adapter

I have a set of headphones that have controls specifically designed for the iPhone, that is, they send signals through the 3.5mm cable and they are interpreted by the iPhone. I would like to connect ...
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442 views

Virtual COM Port Using usbser.sys Keeps Dropping

I have a C# wpf application that is communicating with a device via a virtual com port over USB. This device is using the usbser.sys driver. Everything works normally as expected and communication is ...
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188 views

Matshita CW-8221 pulled from MacBook with USB adapter

Background I want to put together a little home media box on the cheap with a Raspberry Pi and some used parts I had. I have an original MacBook that bit the dust and but had a working optical drive. ...
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283 views

Wine screws up Pulseaudio and USB audio card when already playing ALSA stream

My setup is a Thinkpad T420 with Creative X-Fi USB audio card. Everything usually works fine, I can play multiple streams and arbitrarily move streams from one audio card to another. One use case ...
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136 views

Plugging USB sound card prevents Windows Screen saver from running

I'm developing an embedded Windows based device with some extra hardware (an information kiosk). I need second sound card in the device so I use USB Device like this but when I plug it in it ...
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39 views

What do files names like 'usbdeva.b_epX' mean on Linux after USB device got plugged in?

On gentoo Linux 2.6.30 I see the creation of the following character devices in /dev/usb, when I plug in a USB device: usbdev2.8 usbdev2.8_ep00 usbdev2.8_ep02 usbdev2.8_ep81 usbdev2.8_ep82 My ...
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396 views

How to disable USB access for Users group

I want to restrict access of USB ports for all users who belong to Users group in Windows 7 without using any third party software. Any help will be highly appreciated.
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425 views

Why does my computer no longer recognize keyboards?

This is an Asus All-in-One from 2010 running Windows 8. The computer froze. Upon reboot, the keyboard was not detected and would not power up (the lights would not activate as they usually do.) I ...
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245 views

USB disabled when installing CentOS 5.8

My USB keyboard does not response when installing CentOS 5.8 with options "linux noprobe". Given the fact that before installing from a burnt DVD, I once tried to install from a USB flash storage, it ...
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234 views

USB Floppy drive for a 3.5" regular FDD bay

I am going to be ripping out my old fan controller, and putting in a larger one in a lower bay; since I've lost the faceplate for the 3.5" FDD bay it is currently occupying, I'd like to play a USB ...
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366 views

KVM USB Passthrough and Zydas usb wireless adapter: device or resource busy

i'm tring to setup a kernel testing virtualmachine for a 80211 module. i start my machine with this command: kvm -m 512 -net nic -net vde -usb -usbdevice host:0ace:1215 ktesting.img i set up a ...
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8k views

Install Windows 7 64bit from USB drive in UEFI mode

I got a Lenovo Ideapad Y580 with Windows 8 and I want to install Windows 7 on it. I followed the instructions on this link to create a UEFI Windows 7 Install USB flash drive - but it does not work. I ...