Check the usb cable, Scanner initialization or hardware problems, Check the usb connection – HP Scanjet Professional 1000 Mobile Scanner User Manual
Page 15: Check the cable

Troubleshooting
13
y
An internal error has occurred.
y
The computer cannot communicate with the scanner.
To fix the problem, check the scanner cable and software as described here.
•
Check the USB cable.
•
Uninstall and then reinstall the HP Scanjet 1000 scanner driver.
Check the USB cable
The USB cable is connected between the scanner and the computer.
y
Use the cable that was included with the scanner. Another USB cable might
not be compatible with the scanner.
y
Ensure that the USB cable is securely connected between the scanner and
the computer. The trident icon on the USB cable faces up when the cable is
properly connected to the scanner.
y
If the USB cable is connected to a USB port on the front of the computer,
move it to a USB port on the back of the computer.
For additional USB troubleshooting information, see
, select
your country/region, and then use the search tool to find USB troubleshooting
topics.
Uninstall and then reinstall the HP Scanjet 1000 scanner driver
If checking the scanner cable connection did not solve the problem, the problem might
have occurred because of an incomplete installation. Try uninstalling and then reinstalling
the HP Scanjet 1000 scanner driver.
1. Disconnect the USB cable.
2. Use the Add/Remove tool (in Windows Vista or Windows 7, the Programs and
Features tool) from the Control Panel to uninstall the HP Scanjet 1000 scanner
driver.
3. Restart the computer.
4. Use the HP Software CD that came with the scanner to reinstall the HP Scanjet 1000
scanner driver.
5. Reconnect the USB cable.
Scanner initialization or hardware problems
•
•
•
Scanner has stopped working correctly
Check the USB connection
Check the physical connection to the scanner.
•
Use the cable that was included with the scanner. Another USB cable might not be
compatible with the scanner.
•
Ensure that the USB cable is securely connected between the scanner and the
computer. The trident icon on the USB cable faces up when the cable is properly
connected to the scanner.