Canon Color imageCLASS 8180c, Software Manual

Page: 234 / 263

Scanning Problems 5-6
T
ro
u
b
lesho
ot
ing
5
Scanning Problems
Cannot scan a document.
Q Is there anything displayed in the LCD?
A If nothing is displayed in the LCD, refer to Chapter 9, "Troubleshooting," in the
Basic Guide .
Q Is the Alarm indicator blinking?
A If the Alarm indicator is blinking, refer to Chapter 9, "Troubleshooting," in the
Basic Guide .
Q Is the document loaded correctly?
A Remove the document and load it on the platen glass or ADF correctly. (Refer to
Chapter 3, "Document Handling," in the
Basic Guide .)
Q Is your computer working properly?
A Restart your computer.
Q Is a USB hub or repeater working properly?
A When using a USB hub or repeater, try connecting a USB cable directly to the
computer to check if it works properly. If you can scan the document
successfully after connecting a USB cable directly to the computer, check your
USB hub or repeater if it is working properly.
Q Are you using a USB 2.0-compatible USB hub?
A If you connect the machine to a USB 2.0-equipped computer using a USB
2.0-compatible USB hub, you may not be able to scan. In this case, connect a
USB cable directly to the computer.
If you want to connect the printer and computer via a USB 2.0-compatible hub,
follow the procedure below to modify the INI file. It is recommended to make a
backup copy of the file before making any changes to it.