Applies to models: Canon MF271dn, MF272dw, MF274dn, MF275dw. If the machine prints but, when you try to scan through MF Scan Utility, the error “Cannot communicate with the scanner” appears, the problem is most often related to remote scan mode,…
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Canon MF271dn / MF272dw / MF274dn / MF275dw: An Error Appears When Scanning a Large Number of Pages to PDF
Applies to models: Canon MF271dn, MF272dw, MF274dn, MF275dw. If 1 or 2 pages scan normally, but an error appears when you try to scan a large number of pages to PDF, the problem is often related not to the scanner…
Canon MF271dn / MF272dw / MF274dn / MF275dw: Unable to Save Scanned Data to a Computer
Applies to models: Canon MF271dn, MF272dw, MF274dn, MF275dw. If the machine scans but the data is not saved to the computer, or if the computer does not appear on the destination selection screen, the problem is usually related to computer…
Canon MF657Cdw / MF655Cdw / MF651Cw: It Prints, but Does Not Scan — MF Scan Utility Says “Cannot communicate with the scanner”
Applies to models: Canon MF657Cdw, MF655Cdw, MF651Cw. If the multifunction printer prints without problems, but when you try to scan through MF Scan Utility you get the error “Cannot communicate with the scanner”, this does not mean the scanner is…
Canon MF657Cdw / MF655Cdw / MF651Cw: The Wrong Canon Package Is Installed — MF Scan Utility Cannot See the Scanner
Applies to models: Canon MF657Cdw, MF655Cdw, MF651Cw. If the multifunction printer can print but MF Scan Utility cannot detect the scanner, or if you see a message such as “A scanner driver supporting this software is not installed”, the problem…
Canon MF657Cdw / MF655Cdw / MF651Cw: Scanning to a Shared Folder Does Not Work — Errors #801 and #806
Applies to models: Canon MF657Cdw, MF655Cdw, MF651Cw. If the multifunction printer scans the document but does not save it to a shared folder on the computer, or if error #801 or #806 appears on the screen, this does not necessarily…
Canon MF657Cdw / MF655Cdw / MF651Cw: Scan to E-Mail Does Not Work — The E-Mail Is Not Sent
Applies to models: Canon MF657Cdw, MF655Cdw, MF651Cw. If the multifunction printer scans the document but does not send it by e-mail, this does not necessarily mean the device is faulty. In most cases, the issue is related to SMTP settings,…
Canon MF657Cdw / MF655Cdw / MF651Cw: Poor Scan Quality on a PC When Using MF Scan Utility
Applies to models: Canon MF657Cdw, MF655Cdw, MF651Cw. If a document scanned to a computer through MF Scan Utility looks worse than when it is sent by e-mail, scanned through the mobile app, or captured using another scanning method, this does…
Canon MF657Cdw / MF655Cdw / MF651Cw: Streaks, Lines, or Smudges Appear When Scanning
Applies to models: Canon MF657Cdw, MF655Cdw, MF651Cw. Important: Steps related to the feeder apply to MF655Cdw and MF657Cdw. For MF651Cw, only the platen glass section of this article applies because this model does not have an automatic document feeder. If…
Canon CanoScan 8800F, 9000F, and 9000F Mark II won’t scan: how to clean and fix the scanner yourself
What to do if the Canon CanoScan 8800F, 9000F, or 9000F Mark II freezes, won’t scan, or the carriage stops halfway If your Canon CanoScan 8800F, 9000F, or 9000F Mark II has stopped working properly, and the carriage under the…