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Verifying Connectivity and USB Functionality

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This document should be used if the HP Scanjet scanner is not found when attached to a USB port on the computer system.
CAUTION: If you are uncomfortable performing any of the steps in this document, please contact HP Customer Care or your computer manufacturer for further assistance.
Contacting HP technical support
For information about contacting HP technical support, e-mail support, self help tools, and other service related information, click contact hp (see Figure 1) in the hp customer care box on the left navigation bar of the browser window.
Figure 1: Contact hp
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Checking the physical connections
Verify that the cable, HP Scanjet scanner, operating system, and USB ports are configured properly. To do so, follow the instructions below:
  1. Turn off the computer
  2. Unplug the HP Scanjet scanner from the power outlet.
  3. Remove the USB cable from the scanner and the computer.
  4. Check the USB cable for any damage.
  5. Reconnect the USB cable. Ensure that the cable is inserted firmly on both ends; the cable must be inserted completely into the computer's USB port. .
    NOTE: It is important that the HP Scanjet and computer be turned off for at least 60 seconds before being restarted.
  6. Plug in the HP Scanjet scanner to the outlet
  7. Restart the computer and try scanning again. If the scanner still does not function correctly, try using another USB port on the computer before further troubleshooting.
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Use USBMGR.EXE
Use the file USBMGR.EXE to check the computer system for USB compatibility.
  1. Insert the HP Scanning software CD in the CD-ROM. If the main install menu appears, click Exit .
  2. Click Start , then Run . A Run window will appear.
  3. In the Open box, type: D: (where D: is the CD-ROM drive letter).
  4. Click OK . A window showing the contents of the CD will open.
  5. Double-click the USBMGR.EXE file. This will tell you if the computer has USB capability.
NOTE: If the file USBMGR.EXE cannot be found on the CD-ROM drive, refer to HP Support document Is the PC USB Ready? Checking the PC for USB Compatibility Before Attaching an HP Scanjet Scanner with a USB Interface for detailed instructions on checking the computer system for USB functionality.
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Verify that USB is setup correctly
Verify that the USB is set up properly using the following steps:
Windows 95, 98, 2000 Pro, and Me
  1. Click Start , Setting, then Control Panel . The Control Panel will open.
  2. Double-click the System icon. The System Properties window will open.
  3. Click the Device Manager tab, then select ViewDevices by Type .
  4. When the Device List appears, click the plus sign plus (+) next to Universal Serial Bus Controller . It should contain two subcategories:
    • USB Root Hub
    • A second line describing the PC's own specific serial USB chipset.
    The actual order of the two lines does not matter. If any of these three lines are missing, a problem exists with the computer's USB configuration.
NOTE: To troubleshoot this problem, contact the PC manufacturer, or the manufacturer of the USB card. The USB port may be disabled in the BIOS, refer to the PC manufacturer.
Windows XP
  1. Click Start , then right-click My Computer . Click Properties . The System Properties window will open.
  2. Click the Hardware tab, then click the Device Manager button. The Device Manager window will open.
  3. Click the plus sign plus (+) next to Universal Serial Bus Controller . It should contain two subcategories:
    • USB Root Hub
    • A second line describing the PC's own specific serial USB chipset.
    The actual order of the two lines does not matter. If any of these three lines are missing, a problem exists with the computer's USB configuration.
NOTE: To troubleshoot this problem, contact the PC manufacturer, or the manufacturer of the USB card. The USB port may be disabled in the BIOS, refer to the PC manufacturer.
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Obtain HP scanning software, patches, and other downloads for Windows operating systems
It may prove beneficial to install a patch or the latest version of the HP scanning software for your computer systems operating system. Use the link below to find your scanner and operating system.
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Find more information on USB related issues with HP Scanjet scanners
Use the links below to access more HP Support troubleshooting documentation.
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