USB is an acronym for Universal Serial Bus. The current USB standard is USB 3.0, which supports transfer speeds of up to 625MB/s. USB devices are plug-and-play.

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11
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10answers
63k views

External USB hard drives - what speeds should be expected?

Given the number of questions ive seen about slow usb transfer speeds I have to wonder what speeds should one be expecting for a 'typical' usb2 and usb3 hard drives? A side question would be what ...
1
vote
1answer
1k views

How to connect USB monitor? [duplicate]

I have a Mimo monitor and it runs USB. I tried and failed and I don't know what to do......All i get from the USB screen is just a green screen. Anyone could help me?
2
votes
1answer
938 views

USB Audio on 0 volume on startup

I have a USB Audio system, on every system start, its volume is zero. I cannot set it with the regular sound widget in the notification area but have to use alsamixer in the terminal. Any ideas why ...
1
vote
1answer
3k views

Canon LIDE 110 - lsusb sane-find-scanner

I'd like to use a Canon LIDE 110 scanner under Ubuntu 10. Here are the results of lsusb and sane-find-scanner: $ lsusb Bus 008 Device 002: ID 1532:001a Razer USA, Ltd Bus 008 Device 001: ID ...
4
votes
3answers
51k views

How to access the SD card through my Sony Ericsson Xperia Arc Phone?

I have a Sony Ericsson Xperia Arc phone and I cannot access its SD card through the USB cable provided. I have set the USB connection mode to MSC yet when I connect the phone to my computer I cannot ...
1
vote
1answer
216 views

suspend to RAM stopped USB speakers

I use a Teufel C 200 USB System on Natty, which worked fine with Mavarick and Natty so far. A couple minutes ago, I did a suspend to RAM, woke the computer up a little later and the speakers to not ...
2
votes
1answer
792 views

Problems transferring great amount of data to SD card of Android phone [closed]

I have a HTC Desire rooted with CyanogenMod 7 and a 16GB microSD card. When I copy great amount of data from Ubuntu 10.04 64 bits to this phone via USB, the speed is low (~1'2 MiB/seg) and sometimes ...
2
votes
1answer
1k views

What should I do if lsusb hang without any output?

While diagnosing a problem with lirc I tried to list the USB devices on my system by running lsusb and it simply hang there without displaying anything. I can't even close it with Ctrl+C, I have to ...
1
vote
1answer
2k views

“fixing recursive fault but reboot is needed” error

I am running a 64bit laptop and i am trying to install ubuntu 11.04 from both a usb and cd. However, when I click either install from disk or try ubuntu I get to a black screen with this: fixing ...
1
vote
2answers
1k views

How to ignore assigning /dev/cdrom to specific device?

I have a HDSPA USB stick from Vodafone for mobile broadband, a HUAWEI model K3520 (in some places also designated E169 I think) which works just fine in Ubuntu 10.04 "Lucid" (amd64). This device is ...
1
vote
1answer
202 views

When I create a bootable USB device, does “Startup Disk Creator” use all the space on the device?

I want to put a bootable image of Ubuntu on my USB device. I'm following the directions on ubuntu.com. My USB device has 500Gb or something. Does it have to use all of the space? Or is there a way ...
1
vote
1answer
720 views

Which USB WiFi dongles support Ad-Hoc mode out of the box (without installing additional drivers)? [closed]

Which USB WiFi dongles support Ad-Hoc mode on Ubuntu 10.10 out of the box (without installing additional drivers)? I am having difficulty finding USB WiFi dongle which supports Ad-Hoc mode. I would ...
2
votes
1answer
4k views

Can't find external CD/DVD in Virtual Box/Windows XP mode? [duplicate]

Possible Duplicate: Set up USB for Virtualbox If this is the wrong forum I apologize. As I mentioned in another Question, I am new to Linux but will never go back to Windows! The internal ...
1
vote
2answers
522 views

ISO to USB || Ubuntu to Windows [closed]

Trying to get a Windows 7 ISO to be written to a bootable USB from my Ubuntu installation, but it seems all the USB creators are for writing other Linux distributions, and the ones for Windows can ...
1
vote
1answer
869 views

Installing BSNL UTStarCom 300R2U ADSL2+ Modem via USB port

anoop@blackTiger:~$ lsusb Bus 004 Device 002: ID 0451:6060 Texas Instruments, Inc. RNDIS/BeWAN ADSL2+ Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 003 Device 002: ID 045e:00cb ...
4
votes
1answer
16k views

How do I get a D-Link DWA-140 usb wlan working?

I just installed natty beta 1 and my d-link dwa-140b2 usb wlan dongle doesn't work any more. Any ideas for how to fix it? This is what I get in syslog Apr 12 20:00:16 agda kernel: [ 118.779178] ...
23
votes
4answers
44k views

Why does deleting a file on a USB stick not free up space?

I have an HP pen-drive that has 16GB space. If I add a file to it, and then I delete that file, the free space of that deleted file doesn't get applied. The only way I've found to see that space as ...
4
votes
1answer
5k views

How do I autosuspend a usb device?

I am trying to follow the instructions on Lesswatts, to enable usb autosuspend. When I run powertop, it says, that I have a device (USB device 2-6 : 2.4G Multimedia Wireless Kit (Chicony)) that is ...
4
votes
1answer
4k views

Assign fixed path to printer (/dev/usb/lp0)

I have two USB printers. They are assigned a path depending on the order of turning them on. The first one is /deb/usb/lp0 and the second one /deb/usb/lp1. However, I sometimes echo to these printers ...
3
votes
1answer
756 views

Installing Ubuntu on a USB stick from live CD session

I'm going by the instructions here: How do I install Ubuntu to a USB key? Everything is ok except I keep getting the error: open /dev/kvm: no such file or directory could not initialize kvm, will ...
1
vote
0answers
2k views

Recovering from, and preventing, USB errors [closed]

When reconnecting a USB keyboard to my system, I got this stream of messages in /var/log/syslog: Mar 31 22:35:01 gatsby kernel: [442633.491562] usb 2-1.2: new low speed USB device using ehci_hcd and ...
0
votes
1answer
623 views

How to change the Bus / Dev in order to allow xsane to work

I am rather new to fixing problems; no one seems to be able to give me any guidance so I am turning to you. I have just installed the scanner drivers for my mfc5460cn. Everything is okay except for ...
7
votes
1answer
4k views

How do I get an Enter USB TV Box TV tuner aka Gadmei UTV302 to work?

Has anyone had any success in using the Enter USB TV Box from Enter Multimedia? It comes bundled with software that works in Windows. I have had no luck using it in Ubuntu 10.10. Update 1 Here is ...
3
votes
2answers
3k views

Problem with skype and usb headset

I have a problem trying to use my Senheisser USB headset with Skype, if I set my default output in my Sound Preferences to use my USB headset I hear everything in my PC through them including Skype ...
2
votes
1answer
3k views

How do i configure huawei usb modem

i plan to purchase a Huawei E162e usb modem in Ghana when 11.04 is released. My question does it work out of box like in windows or do i need to go the ubuntu way! (tweak). Thanks in advance
4
votes
4answers
12k views

Cannot mount external USB 3.0 Hard Disk

I have a USB 3.0 external hard disk which I am unable to mount. The entry appears in the "lsusb" command, but I do not exactly understand how to mount it. This is the output for my lsusb command. ...
2
votes
0answers
720 views

NEC Corporation uPD720200 USB 3.0 controller doesn't run at full speed [duplicate]

Possible Duplicate: USB 3.0 card not recognized I have fresh install of Ubuntu 10.10. I have external HD on USB 3.0. Trying to connect this via PCI Express NEC controller. dmesg: [ ...
1
vote
1answer
547 views

How to Install Linux on my PC [closed]

Hi i need some help to install the drivers from my pc, on Ubuntu 10.10 i just installed it, and i a newbie on Ubuntu, but i understand a bit of Windows...but i want to try ubuntu and then Maybe change ...
5
votes
1answer
6k views

How to use gps receiver bu-353

Hi I have a gps receiver bu-353 with usb interface i want to know how can i use it under ubuntu I ran the following command gpsd -n -N -D 2 /dev/ttyUSB0 I got the output as: gpsd: launching ...
8
votes
1answer
4k views

How can I create a bootable USB disk from a CD image? [duplicate]

I have a bootable CD image that I would like to transfer to a USB stick, so that I can boot from it. The Startup-Disk creator doesn't support it. How can I make a bootable USB disk from it? The ISO is ...
3
votes
1answer
4k views

Configure USB GSM Modem [closed]

I want to configure EVDO Usb Modem in Ubuntu 10.10 I insert my usb modem to laptop and check the usb is detected or not using $sudo lsusb and the result is: Bus 003 Device 001: ID 1d6b:0001 Linux ...
9
votes
2answers
4k views

Automatically sync a folder to a USB when USB is plugged in?

Is there a way to sync a folder to an USB drive when the drive is plugged in? I'd like it to sync, or copy over changes, both ways. I've seen the Back In Time and Unison-GTK applications, but I'd like ...
0
votes
1answer
717 views

Steps to diagnose SNU5600 disconnection problem

I have a Philips SNU5600 WiFi dongle plugged into two machines (ie I have two SNU5600 dongles, one in each machine). One machine is running 10.10 and the other is running Linux Mint. The dongles work ...
0
votes
1answer
675 views

The side usb ports don't work on my Apple Wired Keyboard

I'm trying to use my Apple Wired Keyboard's usb ports, however ubuntu refuses to pick up anything and dmesg doesn't tell me anything either. Many thanks will be appreciated, Joe
7
votes
2answers
3k views

Installing on a computer with USB 3.0 hardware

I'm installing Ubuntu 10.10 32-bit version on an HP Envy 15. I get the same problem these people have here: "unable to find a medium containing a live file system" error when installing but the ...
5
votes
1answer
946 views

USB tethered connection via Nexus One not showing on NetworkManager

When plugging my Nexus One (Android 2.3.3) via USB and activating the "USB Tethering" option, I cannot enable the connection via Network Manager, because I just see a gray "Disconnected" option. If I ...
2
votes
0answers
234 views

Upgrade without internet & CD [duplicate]

Possible Duplicate: Is it possible to install without a CD or USB drive? I have an Acer Aspire One D255E netbook. Both 10.04 and 10.10 hangs on install from USB, so could not install them. ...
12
votes
3answers
7k views

Lock and Unlock from USB disk (pendrive)

Is there Any program for locking and unlocking my Ubuntu machine using a flash- drive? For instance, when I take out the usb flash drive, the computer locks automatically and when I put in the flash ...
2
votes
2answers
7k views

Unable to use TL-WN821N wireless adapter

I got a TP-LINK USB wireless module - TL-WN821N, using Ubuntu 10.04 (same problems were also seen in 10.10). From everything I've read online, the usb adapter should work just fine, since the Atheros ...
3
votes
1answer
770 views

How to associate hardware volume control to USB speakers?

My Xubuntu system recognizes my speakers, and I can change the mixer settings to make them the active sound device, but no matter what I do, the hardware dial will only affect the onboard sound ...
12
votes
4answers
11k views

Distro that I can load into RAM?

Is there a modified version of Ubuntu that I can choose to load to RAM on start up? Kinda like the LiveCD, but that can be easily modified (ie: I can install stuff) when I choose to boot from disk. ...
4
votes
2answers
502 views

How are USB ports related to the computer power, and why would they cause my computer to freeze?

I have an issue with my new Toshiba laptop. Whenever I plug in an external USB device, if the laptop is not plugged in to the wall, the laptop freezes. However, nothing happens if the laptop is ...
5
votes
2answers
2k views

Cannot boot from Ubuntu USB [closed]

I create a ubuntu 10.10 bootable USB via the method that is described on the download page of ubuntu. I made that from windows and also from ubuntu 10.04 (I have dual boot). When I boot from the USB ...
2
votes
0answers
681 views

USB devices (flash drive, mouse) not recognised [closed]

I am using Ubuntu 10.10. When I mount a USB flash drive or mouse, my laptop does not recognise those devices. Can you help me to solve this problem? Thanks
10
votes
3answers
37k views

How to tell if your USB ports support USB 3.0? [duplicate]

I'm a Ubuntu 10.04 user. What's the fastest way to tell if the two USB ports on my computer support USB 3.0? I'm not sure if they're 2.0 or 3.0, and I need to know. Thanks!
1
vote
0answers
1k views

USB mouse does not work on boot [closed]

My problem is pretty much a duplicate of the one described in USB mouse late to load , but the solution there has not worked for me. I'm running the same OS and experiencing the exact same issue. It ...
4
votes
1answer
3k views

USB device changes using udev and D-Bus

I am trying to get a list of currently plugged in USB devices in Ubuntu 10.10 and monitor changes that happen, like devices being plugged in or out using udev and D-Bus. I'm fairly new to ...
1
vote
3answers
8k views

Unable to mount 1TB USB external HDD - Error

I'm getting an error when I plug in my 1TB USB external HDD, the weird thing about this is that it was working fine before and I've been using it for about a couple of months now. yesterday I ...
3
votes
2answers
21k views

How to share an USB device(scanner) over network (from Windows to Ubuntu)?

I have a special thing: I want to share my scanner over the network. The scanner is connected to a Windows 7 machine, but I want to use it from Ubuntu 10.04... I found some methods: USB over ...
1
vote
0answers
400 views

USB detection in VMware [closed]

I have UBUNTU 10.10 Installed on VMware workstation 7. how do i get the virtual machine to detect USB drives / CD DVD drives ?