USB is a universal, general interface standard for connecting peripheral devices to PCs.

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USB keyboard works in bios, but stops working when installing XP sp2. PS/2 not an option

All, I have an old (2007) computer (Dell Optiplex 745) on which the hard drive failed completely. I have a new hard drive, formatted to NTFS but otherwise blank. The USB keyboard works fine in ...
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2answers
487 views

How to detect if a USB port is 3.0 or 2.0?

I have a Toshiba Canvio 3.0 external HDD. It has USB 3.0. It flashes blue if you connect it to a USB 3.0 port. If it is a 2.0 port, the light becomes white. Yesterday, I plugged it in and the light ...
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1answer
53 views

Cannot open /dev/rfcomm1 : Host is down

I am working on raspberry PI and on Bluetooth. I am using old raspberry pi kernel as the new one has got some bugs that were not resolved with respect to the bluez daemon. At present my kernel version ...
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1answer
41 views

FT232 USB-Serial not usable with deamon

I am trying to use an USB-Serial converter with a program (a deamon) that is launched at startup on a embedded board (Odroid-XU). The deamon does not work since it fails to open the serial port ...
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6answers
2k views

USB backlit keyboard power consumption

Does someone know the power consumption of an USB backlit keyboard like the SteelSeries Apex? I'd like to connect it to a Keyboard/Mouse USB Switch that goes to PC by one USB 2.0 cable. The mouse I'm ...
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0answers
31 views

USB Not Working in Windows 7 After Booting Linux [duplicate]

So I had a totally working install of Windows 7. I recently added an Arch Linux partition, dual booting through GRUB. Arch Linux is working fine (super stripped-down right now), but when I boot back ...
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0answers
34 views

Incorrect writing to a TrueCrypt partition on USB 3.0 HDD

Hardware: HDD: WD MyPassport 2TB (USB 3.0). Motherboard: ASUS-B85-PLUS. Software: OS: Windows 8.1. TrueCrypt 7.1a. There is an external HDD connected via USB 3.0 port. It contains a TrueCrypt ...
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2answers
74 views

File hiding virus for USB

Every time i connect any USB flash drive the files become hidden i know how to view the files but i cant get that damn virus from my PC i believe that this a virus so i installed Avira 2014 and ...
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1answer
215 views

Windows 8.1 will not connect to Canon scanner over USB

I've got a Canon MF4370dn that Windows 8 will occasionally refuse to connect to. More specifically, it detects that the printer/scanner is connected but when I load up Windows' scanning software it ...
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1answer
59 views

Installing windows 7 through usb keeps looping

Okay so, I am trying to install windows 7 (after I accadently stopped it the first time when I downloaded it on the laptop with xp itsself causing windows xp to be missing components) using a usb to ...
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0answers
111 views

Do wireless KVM switches exist? (wireless plugging to PCs, not peripherals)

I always have from 2 to 5 PCs for repair on my room, they come in and out very quickly. I use KVM solutions for working with them, but I'd like to avoid constantly plugging and unplugging so many ...
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0answers
65 views

Change base volume of device (Windows 8)?

I own an USB speaker, since I found the audio quality of builtin speakers far from sufficient. Sadly however, it doesn't have an analogue volume control. The volume buttons on the device simply change ...
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0answers
68 views

WD My pasport is not recognized by computer

I am not really sure how to describe my problem so I'll just state the facts. Given: External HDD WD My Pasport 1TB (WDBBEP0010BBK-01); inside WD10JMVW (only USB 3.0 connection, no SATA-to-USB ...
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1answer
26 views

tablet + wired network + recharging

Can any tablet simultaneously recharge and use a non-wireless network? The goal is like an always-on kiosk-like touchscreen, in a location that forbids wifi. Ethernet (not Internet) would be e.g. ...
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0answers
17 views

Eject command in the Windows Explorer drive context menu for external HDD drives [duplicate]

If we insert a flash drive into a USB port of a pc, we have the Eject command in the latest versions of Windows Explorer: However, this very handy command doesn't appear for external USB HDD ...
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1answer
55 views

Unable to boot from 128gb usb

I have used Unetbootin to install Ubuntu Gnome on 2 usb sticks, 128gb and 2gb. The problem is that when I enter the boot menu only the 2gb stick is visible. No matter if I unplug and plug in again, ...
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0answers
23 views

Flash drive connects in USB 1.1/2.0 mode randomly

USB flash drive sometimes connects fine as a USB 2.0 device and I can copy/paste content faster. Though it randomly connects as USB 1.1 and then it gets so slow that I feel I'm downloading stuff from ...
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1answer
48 views

Windows 7 hangs when trying to read USB drive

I'm having a strange problem with a Sandisk USB drive. When I plug it into the computer, it takes a bit of time for it to even show up as on of the drives under "Computer". When I right click or ...
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3answers
203 views

Removed my usb drivers, can't use mouse or keyboard

My usb drive wasn't loading properly, so I uninstalled the usb drivers. Now my keyboard and mouse don't work once the computer boots into windows. What can I do? UPDATE: managed to do a system ...
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2answers
66 views

How to boot Linux from USB drive once only for recovery

I have installed a USB drive on an HP Linux server. The USB drive is bootable and contains valid OS backups that I can restore the system from. I can update the backup easily at any time. I now have ...
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1answer
104 views

Resetting Windows drivers

Is there a way to "start over" with all the drivers on Windows 7? I've been having trouble for days now trying to install drivers for my Android devices. I keep getting "Access is denied" error, ...
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3answers
391 views

16 GB USB flash drive capacity down to 938 MB

After writing the FreeNAS IMG to a 16 GB USB flash drive, I can now only use 938 MB. I used the Win32 Disk Imager tool to write the IMG to the device. Then later, when I inserted the the USB drive ...
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0answers
31 views

Capslock remap on old ps/2 keyboard

I have an old IBM keyboard connected to my laptop with a ps/2 to usb adapter. I'm having trouble remapping the capslock to the ctrl key in linux. Holding the capslock, remapped to ctrl, only works for ...
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52 views

Is it possible to “ping” an embedded device connected through a JTAG interface (USB)?

I currently have an atmel at91sam7x256 embedded device that is connected to my Windows machine through a JTAG interface of USB type. I am having difficulties getting the ethernet port to work, and ...
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83 views

Configure PL2303-based USB-to-RS232 adapter to stay awake when no active device is present

I am resurrecting some X10 devices with the aid of a USB-to-RS232 adapter. The problem is, that the adapter only works with the Firecracker device when there is another serial device on the line (the ...
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1answer
173 views

USB keyboard 'shuts down' when holding keys

When I do not create a keyboard event (i.e. pressing or releasing a key) for more than 5 seconds, the numlock and other LEDs on my keyboard go off. When I'm holding a key for more than 5 seconds and ...
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1answer
42 views

plugging in a USB device resets keyboard layout

I'm using Manjaro Linux with the Cinnamon desktop. I chose English as system language during the installation and set the keyboard layout afterwards to another language. Every time I plug in a USB ...
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1answer
68 views

How can I share a USB drive on a wired network?

I have Windows 8.1. An external USB hard drive connected to my PC via USB. A Netgear Switch connected via Ethernet. A wireless network I’m connected to (this is relevant because I’m connected to it ...
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1answer
189 views

VirtualBox: USB hub not detected on Linux Guest - MacOS Host

I am trying to connect multiple USB devices to my Linux guest through the use of a USB hub, however, it seems that the hub is not detected on the guest. In my tests I have noted the following: The ...
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0answers
18 views

Wan as usb in openwrt

I have an adsl modem Zte zxdsl 831 series and internet usb port from it. When I put this usb into my windows xp laptop then internet appears in laptop. But I want to connect modem to my router instead ...
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1answer
66 views

How can I get a sound to play when I insert a specific USB drive in Windows 8?

So I get that Windows 8 has removed the ability to execute autorun instructions from a USB drive, so I was wondering if there was some alternative to that, where say, I could detect the drive and run ...
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44 views

HP Premium Digital Headset not detected

I recently bought a HP Premium Digital Headset, a usb-headset with mic. Now the problem is that my computer sees it as an unknown device. I am therefore not able to use my headset. So my computer ...
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34 views

How to format USB flash drive to work with older device?

I have 2 usb stics. One of them (64MB) is working fine with Nikon npl632. However this device seems not to support any modern flash drives. What I'am willing to do is to format new usb stick - much ...
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0answers
31 views

External HDD not detected in Gentoo

I am using Gentoo Linux and I have an issue with Seagate Expansion 500G external HDD. The system does not detect the drive properly. A similar problem is described in this thread on Arch forums. Here ...
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0answers
26 views

Opera Installer vs Opera from portableapps.com

Opera standard installer has an option to install in "StandAlone Mode - USB". But there is Opera Portable from portableapps.com Are the two above both "truly" portable, which means when installed ...
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0answers
100 views

Boot loop on thumb drive, but flash drive works fine [closed]

I have two live USB drives containing the same operating system, Ubuntu 10.04 with legacy boot. When I plug those drives in (using Ubuntu), one is detected as a "Thumb drive" (Pen drive?) and the ...
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2answers
188 views

Windows 7 USB install error

I am trying to install Windows 7 Professional x64 from a bootable USB stick. I have used the Windows 7 USB DVD Download Tool to create the media and used a copy of the W7 ISO from this website: ...
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1answer
65 views

Preparing USB flash drive for openSuSe installation

As I have had some issues with my notebook harddrive I will replace it with an SSD. To do this I need an installation medium and I do not have a DVD drive so I would like to do that with a USB flash ...
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0answers
110 views

USB ports stopped working (code 19)

Last week all usb ports of my laptop Lenovo B575 with Windows 7 stopped working but on Linux everything is all right. I've figured out in Device Manager that the problem lies somewhere in the registry ...
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1answer
42 views

Running Windows 7 through External Hard Disk via USB?

I have a laptop where even the BIOS is locked by the administrator and requires password to make changes. But I can select the device to boot from at the boot time. I have cloned a Windows 7 ...
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5answers
610 views

Prevent Windows 7 from enabling power saving on USB 3.0 hub

I have installed a USB 3.0 hub on my desktop computer. I use it to connect an external USB 3.0 disk for backup purposes, and I have a problem: Windows 7 enables by default power saving for said hub, ...
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1answer
33 views

My usb flash drive (Lexar) has very important documents from my Grad.

The flash drive I am using for Graduate school (has my life on it) is telling me to format the drive. I have already done this and if I do it again, I will lose all the data. How do I fix this?
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6answers
2k views

Can a wireless keyboard mouse work with laptop's wifi rather than inserting its own usb stick?

Is there any way I can use wireless keyboard and mouse without inserting its USB stick into the USB port? By just using the WiFi available on the laptop.
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votes
1answer
2k views

Will a mobile phone charge faster if plugged into a USB 3.0 port

Will a phone(or any device for that matter) charge faster if it is plugged into a USB 3.0 port compared to a USB 2.0 port? I know to assist charging you can turn features off(with flight mode) or ...
2
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0answers
71 views

rasperry pi / debian / directory mount issue

I have trouble regarding to external USB disk write operations I am using Rasperry Pi box with Debian Linux root@raspberrypi:~# umount /dev/sda1 root@raspberrypi:~# mkdir /media/extGrayUSB ...
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0answers
17 views

Opticis “Stretch USB” not recognized by Win 7

I am using our Dynatorch CNC machine, it runs off of a 64bit Win 7 machine. Recently Dynatorch made me upgrade to fiber optic usb cords. Ive followed Opticis' troubleshooting guide to no avail. Ive ...
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1answer
77 views

use a usb docking station over powerline

I have a computer in a room away from my living room and I was thinking is it possible to for example use a docking station such as this (which has these inputs : HDMI, DVI, USB, VGA,....) which ...
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1answer
259 views

Using a large capacity drive in windows 8.1?

I bought a 4TB Western Digital drive, and also have an external 3TB USB 3.0 drive. I'm using that enclosure to test a bit. Using USB 3.0, I can format both drives and use them- life is good. But if ...
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3answers
216 views

Identifying USB devices

I have five USB cameras, same brand, same model(Canyon CNR-FWC120H). They are used to monitor different scenes 24/7. I need to somehow identify which camera is which from the Linux(Debian) console or ...
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0answers
84 views

USB to Serial driver for windows

When I connect ingenico terminal with USB cable to my windows 7 laptop, there is new COM port in device manager and I can use it. Properties show that serial port uses sagem monetel driver. I do not ...