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Frequently Asked Questions

Why is my USB device not operating to its specification?

Intel? Desktop Board D845GRG - Frequently Asked Questions
Each USB port is treated as an independent USB path, and the performance of each USB port is dependent upon the detected USB device(s) within that USB port (point-to-point) device connection. Its performance will be limited to the least capable performance element within that ports connection. For example, if you connect a USB 2.0 high speed device to a USB 1.1 Hub, which is then connected to a USB port on the motherboard that connected USB 2.
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What can I do about the error message "Could not find USB device"?

Chapter 3. Frequently Asked Questions (FAQ)
The exact error message looks like Could not find USB device (vendor 0x0000, product 0x0000). Make sure this device is connected to the computer You have to set up the permissions on your USB device correctly. See Section 4.3, "Setting up permissions for USB ports".
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Can I use my USB devices with the guest operating system in QEMU?

FrequentlyAskedQuestions - #qemu Wiki
It depends. Initial support for USB device proxy and emulation is now available in QEMU 0.8.0. From Fabrice Bellard's email to the QEMU developers list: I just committed an initial USB support for QEMU. This USB layer will ultimately enable QEMU to use some host USB devices and to simulate USB devices. WARNING: the current USB support is for USB hackers only - it is not meant to be fully usable yet. Flash drives have been reported to work.
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Why do I get the error message "Could not claim the USB device"?

Chapter 3. Frequently Asked Questions (FAQ)
The exact message looks like *** Error ('Could not claim the USB device') *** Could not claim interface 0 (Operation not permitted). Make sure no other program or kernel module (e.g. dc2xx or stv680) is using the device and you have read/write access to the device. You have to make sure that no such kernel module is loaded and that you have set up the permissions on your USB device correctly, such that you have (non-root) write access to the camera device.
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How do I use my USB device in the lab?

UT Physics Linux FAQ
Before inserting your USB memory stick, please log in to the machine directly (not via SSH from another system). Logging in at the console will ensure that the USB memory device is mounted with you as the owner. It is safest to insert the device into one of the USB ports on the front of the computer (rather than those on the back or on the keyboard).
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Why does my USB device seem so slow?

UT Physics Linux FAQ
It might seem that the USB device is fairly slow, especially when writing to the device. This is for two reasons: Firstly, USB devices are substantially slower than hard drives or other high-speed media; furthermore, larger-capacity flash memory devices are often slower for write access than low-capacity devices. Secondly, we mount the device in "synchronous" mode, which makes writes seem slower than the more common "asynchronous" mode.
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Is Saffire a USB device?

Focusrite: Product FAQs
No, Saffire is a Firewire 400 device. Firewire has a much larger bandwidth than USB 1.0, allowing Saffire to have multiple i/o and sample rates up to 192kHz. There are also two Firewire ports on the Saffire so that you can chain/connect additional Firewire devices to your computer, such as hard drives, even though your computer may only have one Firewire port.
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How do I eject the USB Device?

JMTek Customer Support
Close all the files accessed from the USB Device. Click the green icon on the system tray. Click on "Stop USB Mass Storage Device" A window would appear "The USB Mass Storage Device device can now be safely removed from the system." Click "OK" and then unplug the USB Device. Note: The green icon do not appear on Windows 98SE Operating System. Just make sure no files are open and then remove the USB Device.
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Can I charge my USB device with this product?

Sony Europe Customer Support Portal ? |? In-Car
You can charge all Sony USB Walkman which is supported by this unit(Please refer the conpatibility list in this Web site).If the USB device has a current consumption below 500mA, you can charge it via the USB connection.
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What is a USB device server?

silex technology : Japan Site
USB is an interface that allows for plugging/unplugging without turning off the power, fast and reliable data transmission, etc. It is now supported by various types of equipment, including printers, MFPs, scanners, digital cameras and portable audio-visual devices.
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What if I am experiencing problems with my USB device?

MP3 players, USB VoIP phones, flash drives and gadgets
If you are experiencing problems with your USB product then the best thing to do is not to panic and maybe have a nice cup of hot tea first. Then we would strongly suggest formatting the device as this solves most problems (it is a bit like rebooting a PC).
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What is a USB hardware device?

KeyDrive II
A USB hardware device is cost-effective security hardware device and provides an innovative solution to a wide variety of computer security and information control issues. They are ideal for controlling access to network services, or anywhere a password, cookie, digital certificate or smart card is used today. If the KeyDrive secure volume is enabled, once the login information is verified, access is granted to the secure volume - on the local machine or on a network server.
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The T8 is not seeing my USB device. What can I do?

Tableau Frequently Asked Questions
Under certain circumstances the T8 will fail to recongize a USB device which is attached to the T8 before turning ON the T8. As a workaround, try turning ON the T8 first, then attaching the problematic USB device. This may allow the T8 to recognize the device properly.
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Is there a USB wireless device you recommend?

DBM Solutions- FAQ- Please follow with care.
Yes, we have a 200mW high power Atheros based USB device available now. It has three flavors: 802.11g with an integrated antenna, and with a RP-SMA antenna jack, and a 802.11a/b/g with integrated antenna.
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Why does the device have a USB port?

hiptop Help
Although the current hardware version of the device has a USB port, it is primarily used by developers as they create new device applications, ringtones, and services. If you see one, two, or three dots in your title bar ( ), this means your device is attempting to connect to the GPRS network. Specifically: Two dots mean that the username/password is being authenticated by the wireless carrier's data network.
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How do I capture footage from a USB device?

FAQ - Adobe Premiere Pro - a Wikia wiki
You should be able to capture footage from your IEEE 1394 device directly to an IEEE 1394 or USB connected external hard drive, but some people have reported problems doing so. [edit]
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Should I have the device continuously operating ?

Algae Control FAQ Page
Absolutely! The electrical cost of operating any LG Sonic device is less than $20 a year. Our strongest device (LG Sonic XXL) uses 25 Watt, the smallest (LG Sonic SSS) 20 Watt. By having the ultrasonic vibrations permanently operating in your water volumes they prevent new algae from causing an algal bloom. TOP
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Can I use a 1.2v device with a device that supports Bluetooth 1.1 specification?

Bluetooth FAQ
No. although a phones that support different specifications are compatible with different devices, different devices of different specifications are not compatible with each other.
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Which Operating Systems can I use with the USB Drive ?

ATMT Hardware |
The ATMT Drive is compatible with Windows 98SE*, Windows ME, Windows 2000, Windows XP. However, we do not support older versions of Windows like Windows 95, Windows 98. You will need to install the USB Drive driver file for Windows 98SE before plugging the device into the USB port. After the USB HD360C is recognized, run the upgrade program -- "PL-3507 FW Update Writer-2003-10-29-001.exe", this program will automatic find the device and update the firmware.
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What is a portable USB Memory Device? Where do I insert it on the student workstation?

HMS Student Computing Support Site - FAQ
A portable USB memory device is the latest in storing files from your local hard drive to a portable memory device such as a floppy, zip or cd. To transfer/copy files from your student network folder to your USB memory stick, go to a student workstation and log in with your MyCourses/eCommons username and case-sensitive password. Double click on My Computer and look for the Removable Drive that will signify your USB Memory device. Do not pull out memory stick when task is complete.
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Where do I find the latest USB device drivers?

USB 2.0, Hi Speed USB FAQ
We've teamed up with a new and innovative company, Touchstone Software, that scans all of your system drivers and compares those to a database of over 90,000 drivers to see if your system has the latest drivers. Best of all the scan is free! If you have questions or need help with DriverAgent, please contact Touchstone at support@driveragent.com or by phone at 978-686-2204.
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What is the maximum distance you can use with a USB device?

FAQS (Someting About Data Connections)
You can go 5 meters or around 16 feet from a computers USB port or from a powered USB hub to a USB device. Back To Questions
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What do I need to use a USB 2.0 device?

USB Products
The requirement is similar to that of USB 1.1, but all components will have to be USB 2.0 compliant. A successful USB...
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How can I use USB 2.0 device in Win98?

FAQ
Windows 98 default supports only USB 1.1. Install a USB 2.0 PCI adapter then USB 2.0 device still can work fine in Windows 98. Some device such as Micronet´s USB 2.0 adapter, it includes a USB 2.0 driver written by third party so it can work in Windows 98SE.
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How can I securely lock my computer using an USB device?

ID Security Suite - Frequently Asked Questions
To securely lock your computer by the use of an USB device, ID USB Lock Key will generate a key on your USB drive that you will use to unlock the PC. To do this, connect an USB drive to your PC, go to the "key generation" option of the main menu and select the USB drive you want to use from the list provided. Then press the "Generate KEY" button and then press "Launch Locker"
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Is it possible for anyone else having an USB device to unlock my computer?

ID Security Suite - Frequently Asked Questions
No, the presence of an USB stick doesn't justify the action of having your PC unlocked. They need a key generated exclusively by ID USB Lock Key, making it impossible for anyone else to access your computer.
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Why is this superior to using a USB capture device?

Mobile Video Devices - Frequently Asked Questions
Most USB capture devices are limited with respect to maximum capture resolution, color formats, and framerates. By utilizing the Osprey capture cards (the defacto capture card utilized in the streaming industry), with the MVD solution, the full feature set of the capture card itself is supported (custom resolution to NTSC 720x480/30fps).
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