Canon imageFORMULA ScanFront 400 Set Up And Operation Manual page 101

Cannot connect to the device
via the network
Cannot access shared folders
from a computer
Cannot access folders or
servers despite successful
connection tests
Streaks appear in images
Paper becomes jammed
Paper jams occur frequently
Cause
[Allow remote operation] is set to [OFF].
Set [Allow remote operation] to [ON]. (Refer to p. 152 of the
Solution
ScanFront 400 INSTRUCTIONS.)
Cause WINS server name resolution is being used.
Solution Use an IP address.
The connection test is simply the results of issuing a PNG command to
Cause
the specified host.
Check that the other settings (user name, password, domain, path to
Solution
folder, port number, etc.) are configured properly.
Scan
Cause The scanning glass is dirty.
Clean the scanning glass. (Refer to p. 175 of the ScanFront 400
Solution INSTRUCTIONS.) If there are scratches on a scanning glass, contact
your local authorized Canon dealer.
Cause
The rollers are dirty.
Clean the rollers. (Refer to p. 175 of the ScanFront 400
Solution
INSTRUCTIONS.)
Cause A feed error related to the document type occurred.
Set [Document type] to [Extra-thin paper] in the Detailed Settings
Solution screen. In addition, limit the number of documents placed on the
scanner to about 10 sheets. (See p. 49.)
Cause The rollers (consumable parts) have worn out.
Purchase an Exchange Roller Kit and then replace the rollers. (Refer to
Solution
p. 181 of the ScanFront 400 INSTRUCTIONS.)
101
Chapter 6 Troubleshooting