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

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37 views

Is OTG a hardware feature in smartphones? [closed]

Smartphones have OTG micro-USB that allows you to stick in USB drives straight to the phone with a connector. Some phones such as many Windows phones do not have this. Does OTG require any extra ...
-2
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1answer
56 views

Connect an RGB LED strip over USB [closed]

I am building a PC and wanted to do custom lighting with an RGB LED strip. I could connect an Arduino to one of the internal USB headers but decided that I wanted to try and connect the power to molex ...
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0answers
80 views

USB SuperSpeed device failed to peer?

My motherboard is a Mitac PD10BI which claims to have two usb controllers, one 2.0 and one 3.0. Whichever ports I plug into the usb devices all go onto the first controller and I get the 'not enough ...
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0answers
55 views

Why external harddisk are cheaper than internal [closed]

If you look in any online shop you can see that usually external usb harddisk are cheaper than internal hdd with the same size. I thought they where different/older model. But online i found ...
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0answers
24 views

3TB external suddenly becomes 746GB unallocated [duplicate]

I have an external drive my main drive is a 1TB slave is a 3TB which I used the GPT to get it there my USB drives are in a dual enclosure one being a 1TB the new one I just purchased only shows 746 ...
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1answer
26 views

Unable to allocate partitions to USB

I recently received a USB. It worked fine for a while, then I formatted it using the Format New Disk menu in Windows. Now, it has a lot of unallocated memory. I know this is not a fake USB drive ...
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0answers
45 views

Connect USB 3.0 to Linux Guest in VMWare Player

I need to connect a USB 3.0 external hard drive to my Ubuntu 14.0.4 guest. USB 2.0 devices work as expected, but USB 3.0 devices do not appear. I have enabled USB 3.0 in the virtual machine settings, ...
0
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1answer
98 views

Built-in display brightness can't be changed and one USB port not working after upgrade to Yosemite (10.10.2) on Macbook Air (early 2014)

Started happening right after I upgraded from Mavericks to Yosemite. I tried changing the brightness from the keyboard and from the System Preferences and it doesn't work either way. The brightness ...
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1answer
29 views

How to estimate the time needed for transferring files between internal and external drives?

My laptop usb port is usb 2.0. my external hard drive is usb 3.0. Wikipedia says Due to bus access constraints, the effective throughput of the High Speed signaling rate is limited to 35 MB/s or ...
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197 views

Can’t connect to a Sony SmartWatch 3 via USB in Windows 7

My Sony SmartWatch3 is shown in device manager (Windows 7, 64bit) as device without driver and the system can’t find driver for it. Here are steps I have attempted to solve the problem that have not ...
0
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1answer
49 views

Raspbian :Automatically mount external drives (plug & play)

Shouldn't I be able to plug in a USB device into my raspberry pi and for it to automatically mount? I decided not to use the Desktop Enviornment of Raspbian. When I list the mounts in /mnt I don't see ...
0
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1answer
51 views

Re-route laptop dc power jack to a usb port [duplicate]

Because many times my laptop powers off after some movement around the power jack, I thought I would re-route the internal power cables that ends up in the DC power jack, and fit them into a USB. Then ...
0
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1answer
54 views

udev on Ubuntu not working for USB plug in

I am trying to do a "simple" task, run a script /usr/local/bin/USBTesting.sh when I plug in a specific USB device. I created /lib/udev/rules.d/99-USBTesting.rules ...
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1answer
100 views

USB mouse and / or keyboard stopped working after while or at boot time

Recently I have a problem with USB keyboard and mouse or maybe the USB port itself. Suddenly the keyboard and/or mouse stop working, then I need to unplug and plug them to work… But not always… ...
0
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1answer
160 views

Cannot use a Kingston 16GB USB stick as 'live bootable USB'

I use USB sticks to install different operating systems, mainly Linux distros, which can fit on a 2GB USB stick. I have one 16 GB Kingston USB stick ( in fact: 16 GB Kingston Datatraveler G3) that I ...
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2answers
25 views

Using a “unapproved” charger with phone. Any actual real dangers? [closed]

I have a OnePlus One. It states that I should only used approved chargers (aka the one that came with the phone). Is there any real danger with using for example an iPhone wall to usb adapter to ...
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0answers
37 views

No operating system found on USB

I used to run Windows 7 Ultimate x64. I decided to switch to Ubuntu 14.10. I booted it up on my USB and loaded it. It started in demo mode. I started the install process and I could do all but ...
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0answers
58 views

Using USB Drive as Boot Drive and Storage

I have a 32GB USB drive that I am trying to use as both a boot drive for a ChromeOS version available from http://chromium.arnoldthebat.co.uk/, and to use the remaining space on the drive as I ...
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0answers
39 views

When a USB is plugged in, automatically backup files to USB on a mac

I have a USB with the name Backup USB, when I plug it in, it should copy over the entire directory (and recursive directories) ~/Documents/uni/ to the USB. I understand I could use Dropbox, Google ...
0
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1answer
14 views

Booting Linux From External USB Disk stops spinning

I have installed Linux (Slackware 14.1) onto an external USB Disk on which I installed LILO. The boot process starts correctly loading the kernel but, after a while, I got in a “kernel panic” error ...
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0answers
23 views

Block every USB but one Windows 7 Registry

I want to disable all new plugged in USB Sticks by a User, but want to keep my only one Stick still accessable. For example I plug my "Master"-USB in and I can transfer Data to it. Another user ...
0
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1answer
26 views

How to disable some specific USB ports

I have a Windows XP machine with Gigabyte EP31-DS3l Mobo. There are two ports on front panel and 4 on back. For some reason I want to disable those two front ones. That is I want to have just the ...
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0answers
71 views

None of USB ports are working on Windows and Linux

None of the USB ports work anymore on my Acer Aspire E1-571G laptop which is running both Windows 7 and Fedora 21. It can’t detect anything. For example flash memories, USB mouse, my Android phone ...
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2answers
46 views

Tapping data into a USB printer

I don't know how to ask the question so I will describe what was done previously with serial and I'd like to know if it can be duplicated with USB. In the old days, POS systems spit out ASCII data ...
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1answer
57 views

Annoying buzzing noise in earphones connected to my Laptop

When I connect an Earphones / Headset to my Laptop (an average ~700€ Laptop) like in the following figure, I get a very annoying random buzzing noise in the Earphones. I can clearly hear it when not ...
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0answers
66 views

USB mouse disconnects seemingly at random

I am having a persistent issue with my USB mouse disconnecting seemingly at random from my computer. After a brief delay (less than a second to a few seconds) it will reconnect with the windows ...
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0answers
18 views

Autofs doesn't mount at startup

I am trying to use autofs. What I want from autofs is to automatically mount my hard drive that is attached to the USB port. That is for the times when I reboot the machine, or disconnect and ...
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0answers
55 views

LIVE USB has error Grub Rescue

my issue is NOT ubuntu 14.04 LTS installed on HDD. my issue is live usb getting error on boot "no such device: ..... grub Rescue > " i know people say just format and remake whole live usb again. i ...
0
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1answer
22 views

ISDN: Usb Modem Windows XP

So I have a D-LINK Windows XP ISDN Modem which I have to use to contact our telephone service in the building. I'd love it to run under Windows 7 or 8 but it doesn't. However the USB-modem is ...
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2answers
100 views

What are the implications of plugging a USB 2.0 hub into a USB 3.0 hub [closed]

I have a notebook that when im at home i use for work with a keyboard/mouse, a monitor (the monitor is HDMI) and some peripheals. Well, i already have a cheap USB 2.0 powered (5v/1A) hub with 7 ...
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0answers
99 views

hub 3-0:1.0: couldn't allocate port 9 usb_device

I have a motherboard Asus H97-Plus, and recently, don't know why, everything has gone mad. The bios took 4 minutes to load before displaying, then I had GRUB (I could select Ubuntu 14.04), and then ...
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1answer
33 views

Two micro-USB devices issue

After reading the question Why are there no Micro USB to Micro USB cables? and related posts, I stil didn't find any answer to my case. I have bought a car radio that has the possibility to play music ...
0
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1answer
55 views

ID disk from event message

I have the following event in event viewer: "The driver detected a controller error on \Device\Harddisk6\DR19." Log Name: System Source: Disk EventID: 11 Level: Error How do I know what disk this ...
0
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1answer
421 views

Can I charge my laptop using a power bank using my laptop charger?

I have a Dell XPS-1530 laptop with a 9 cell battery. It's working fine but I was just wondering whether I could use a power connector or something to plug my laptop charger's 3 pin plug into another ...
0
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1answer
144 views

Live usb windows xp

I want to create a bootable usb that contains windows xp.I dont want to install it , i just want to boot it, but i have couple of problems. I tried to create live usb from full windows xp file (the ...
11
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1answer
371 views

Why is there a speed increase when using a USB 2.0 device with a USB 3.0 port?

I know this question, or similar questions, have been asked before, but still I am curious… My laptop has two USB 3.0 ports and—on occasion—I will plug in a Western Digital external hard drive which ...
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2answers
31 views

Can a Wi-Fi device be a WAP and provide internet connectivity simultaneously?

I’m working on a project where we are using two Wi-Fi dongles, one to provide a WAP and the other for connectivity. However, setting this up in Ubuntu is a royal pain. Is it even possible for one ...
0
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1answer
48 views

How to block certain driver in Windows 8.1

So I have an UART to USB chip that I use to interface Arduino board with my PC. It's a Prolific PC2303HA device. The problem is, that Prolific dropped support for this device. Their current drivers ...
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0answers
154 views

How to install Windows 7 to an USB HDD from Linux? [duplicate]

I'm trying to install Windows 7 from a CD to a HDD connected via USB. Windows complaints about not being able to install itself to USB-connected drives. All guides I found involve downloading a set of ...
6
votes
1answer
611 views

Replace Front USB Ports in a 2003 Alienware Case [closed]

I have this old Alienware case from around 2003 in which I have replaced parts for years: I have never replaced the front USB ports, and I would like to get USB 3. Here are pictures of the USB ...
0
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1answer
52 views

HP LaserJet showing up as CD drive

So I am hooking up an HP LaserJet P1102w to a local computer via USB. I have not installed driver/software yet, but interestingly, the printer shows up as a cd\dvd drive. Granted, a DL of the ...
0
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1answer
102 views

Mac OS X equivalent of “udevadm info -a -n /dev/ttyACM0”

What is the Mac OS X equivalent of the Linux command udevadm info /dev/ttyACM0? I am attempting get the USB information about a TTY device (/dev/tty.whatever) in a script. UPDATE: I'm looking for ...
0
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1answer
62 views

USB 3.0 HDD is working in High-Speed mode instead of SuperSpeed

I've got Asus R500V with one USB 3.0 port. I've installed a proper driver from Acer site. I've got WD My Passport [USB 3.0 version] and I connected it to the 3.0 port. Treeview says it's working in ...
0
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2answers
127 views

Create a bootable UEFI USB

How do I create a bootable USB with Windows 7 SP1 64bit using OS X? I need to setup a fresh new ASUS laptop, the only thing I have is – Macbook Pro. What I have: Fresh new ASUS laptop with ...
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0answers
12 views

Boot Camp: Windows 8

I recently installed windows 8 on my mac with Boot Camp. The Bootable USB is working fine. I am a noob when it comes to this stuff, but can I remove the booted USB? I am currently in windows, and I ...
0
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1answer
60 views

Ubuntu 14.04 does not boot from USB

I have emachines e732g, SSD with windows 7 64 and HDD, on which I want to install Ubuntu 14.04. I try to create liveusb with help Universal-USB-Installer and unetbootin-windows-608. But my BIOS does ...
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0answers
32 views

Restarting computer several times makes windows unbootable

My bro took my hdmi cable. Seeing that nothing shows up on the screen I restarted computer several time I got this problem A problem has been detected and windows has been shut down to prevent ...
0
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1answer
37 views

Recovering files from dying hard drive with USB [closed]

So, I've got a dying hard drive. I'm trying to get files off of it (for school) before it takes a dump. My problem (unconfirmed problem): Whenever I try to enter the Removable Disk (USB) My computer ...
2
votes
1answer
59 views

nusb3xhc.sys high CPU usage

Lately, I've been observing that my CPU often have higher load than it should. After digging, I found a very weird and specific problem. The facts : I have a Vaio Z21 (VPCZ21C5E - Core i7 - Win7 ...
0
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1answer
128 views

Can't boot from bootable Win 7 usb

I have a problem with installing new Windows 7 (and format disk) on ASUS K50ij. Since I haven't CD/DVD ROM, I've decided to do it using booting USB. The problem is, that computer starts as usual after ...