HP Deskjet F4240 All-in-One Printer - Manual (Page 149)

5. If there are other USB devices connected to the computer, disconnect the other
devices, except for the keyboard and the mouse.
6. Check the USB cable to make sure it is functioning properly.
NOTE: If you are using an older cable, it might not be working properly. Try
connecting it to another product to see if the USB cable works. If you
experience problems, the USB cable might need to be replaced. Also verify
that the cable does not exceed 3 meters (9.8 feet) in length.
7. If another USB cable is available, try using that one instead.
8. Restart the computer.
9. After the computer restarts, try to scan again.
Cause: The product was not properly connected to the computer.
If this did not solve the issue, try the next solution.
Solution 7: Scan with Windows Image Architecture (WIA)
Solution: Try scanning with Windows Image Architecture (WIA) instead of the
HP Solution Center.
To scan using WIA
1. Make sure the product is turned on.
2. Verify that the USB cable is securely plugged into the USB port on the back of
the product.
The USB icon on the cable faces up when the cable is properly connected.
3. Make sure the other end of the USB cable is plugged into a USB port on your
computer.
4. On the Windows taskbar, click Start, click Programs or All Programs, and then
click Accessories.
5. Click Imaging.
6. From the Imaging application, click File and then click Select Device.
Chapter 12
146 Troubleshooting
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