Canon imageFORMULA ScanFront 400 Instruction Manual - Page 195

Chapter 9 Troubleshooting 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 Solution Cause Solution Cause Solution Cause Solution Cause Solution Cause Solution Cause Solution [Allow remote operation] is set to [OFF]. Set [Allow remote operation] to [ON]. (See p. 156.) WINS server name resolution is being used. Use an IP address. The connection test is simply the results of issuing a PNG command to the specified host. Check that the other settings (user name, password, domain, path to folder, port number, etc.) are configured properly. Scan The scanning glass is dirty. Clean the scanning glass. (See p. 182.) If there are scratches on a scanning glass, contact your local authorized Canon dealer. The rollers are dirty. Clean the rollers. (See p. 182.) A feed error related to the document type occurred. Set [Document type] to [Extra-thin paper] in the Detailed Settings screen. In addition, limit the number of documents placed on the scanner to about 10 sheets. (See p. 54.) The rollers (consumable parts) have worn out. Purchase an Exchange Roller Kit and then replace the rollers. (See p. 188.) 195