Appendix a Troubleshooting, Scanning Problems

Appendix A: Troubleshooting

Most problems are easily solved, and some of the most common questions and their recommended solutions are listed below.

Symptom: After following the installation instructions, my computer cannot find the scanner.

Cause 1: Your software may have not been successfully installed.

Solution 1: Please insert the CD-ROM and reinstall the scanner software. Follow the on-screen instructions carefully when installing the software.

Cause 2:	Some aspect of your computer system does not support USB.
Solution 2:	Download	and	execute	the	file	USBREADY.EXE	at
	http://www.usb.org/home to determine the level of your computer’s
	USB support.
Cause 3:	USB is not enabled in your BIOS settings.
Solution 3:	Enable the USB controller in your BIOS settings. This is typically done
	by pressing a key4 (usually <del>, <F1> or <F10>) during startup. In the
	BIOS Settings screen that appears, find the option for USB and enable it.
	Exit and Save the changes you made. Your computer is rebooted
	automatically. Please consult your computer vendor before attempting
	to do this change.
Cause 4:	The USB controller was improperly installed on your computer.
Solution 4:	To reinstall the USB controller, click on the Start button, choose Settings
	and select Control Panel. In the window that opens, double-click on the
	Add New Hardware icon. Carefully follow the instructions that appear on
	your screen.
Symptom:	The scanned image looks grainy on the screen.
Cause:	Your video mode is not set to show more than 256 colors.
Solution:	We recommend that you set your video mode to 16 bits per pixel (65536
	colors) or higher. Please consult your video card, computer or Windows
	documentation to change the video mode.
Symptom:	The scanner scans very slow.
Cause 1:	You are running other applications in the background.

4Please consult your computer manual on how to modify your BIOS/CMOS settings.