Canon Mf4890dw, 6371B010, MF4770n, MF4880dw Troubleshooting

103

Troubleshooting

Symptom Example Action

The printed paper has

vertical streaks.

• Verify that the appropriate paper is being used (→p.22).

• Print a test page with new paper.

• If the machine is not in use for a long time after the toner cartridge

has been replaced, change the <Special Mode B> settings from

the operation panel.

• When copying, change the <Special Mode Z> settings from the

operation panel.

• When faxing, change the <Special Mode Z> and

<Special Mode C> settings from the operation panel.

• When printing from a computer, change the <Special Mode D>

settings from the operation panel, or change the [Special Print

Adjustment] settings from the printer driver.

Smudge marks of

spattering toner

appear around the

text or as patterns.

• Verify that the appropriate paper is being used (→p.22).

• Change the <Special Mode U> settings from the operation panel.

The overall print result

is dark.

• Adjust the copy density settings (→p.32).

• If the machine is exposed to direct sunlight or strong light, move the

machine to another location.

The bottom edge of

paper has smudge

marks.

Provide a margin around the data.

A portion of the page

is not printed. Provide a margin around the data.

Printed bar codes

cannot be scanned.

If printing a bar code from a computer, open the printer driver and

select [Finishing]  [Advanced Settings]  [Special Print Mode]

 [Special Settings 1] to change the printing preferences.

Contents

Main Basic Operation Guide Manuals for the Machine How to Use This Manual Symbols Used in This Manual Keys and Buttons Used in This Manual Illustrations Used in This Manual Main Functions Fax Copy Print Scan Contents Basic Operation Copy Print Fax Scan Maintenance and Management Troubleshooting Basic Operation Learn the Names and Functions of Each Part of the Machine Front Side Page Interior Back Side Learn the Functions of the Operation Panel * Navigating the Menu # Switch to Copy/Fax/Scan Mode Fax Mode Scan Mode Copy Mode Enter Text Example: Enter CANON1 Set Date and Time 1 6 5 4 Place Documents Placing Documents on the Platen Glass Placing Documents in the Feeder Page Load Paper S te p S Page Page Loading Envelopes or Paper with a Letterhead Envelopes Paper with a Letterhead or Logo Page Switch to the Quiet Mode Switch to the Sleep Mode Page Copy Make a Basic Copy 1 Place your documents (p.19). 4 3 2 Page Page Page Make Double-Sided Copies 1 5 4 3 Page Copy a Double-Sided ID Card 1 7 6 5 Page Page Print Page Page Page Page Page Page Page Fax Register Numbers in the Address Book Registering Numbers to One-Touch Keys 6 5 4 Registering Numbers to Coded Dialing Codes Registering Recipients for Group Dialing Page Page Page Page Send a Fax Entering a Fax Number with the Alphanumeric Keys 4 3 2 Using the One-Touch Keys Using the Coded Dialing Codes Page Sending a Fax to Multiple Destinations (Sequential Broadcast) Sending a Fax to an International Destination (Adding Pauses) Page Receive a Fax (Receive Mode) Using the Machine for Fax Only Press [] or [] to highlight <Auto>, and then press [OK]. Using the Machine for Faxing and Phoning Press [] or [] to highlight <Fax/Tel Auto Switch>, and then press [OK]. Specify ring settings. Using the Answering Machine Press [] or [] to highlight <Answering Machine>, and then press [OK]. Using the Machine Primarily for Phoning Press [] or [] to highlight <Manual>, and then press [OK]. Receiving Faxes in Manual Mode Receive a Fax from Memory Switching to Memory Lock Mode 8 7 6 Viewing and Canceling Received Fax Documents Printing Received Fax Documents Page Settings for Sending Faxes Restricting Fax Sending Functions Press [] or [] to highlight <System Settings>, and then press [OK]. Press [] or [] to highlight <Restrict TX Function>, and then press [OK]. Press [ ] (Menu) to close the Menu screen. Changing Fax RX Settings Press [] or [] to highlight <Fax RX Settings>, and then press [OK]. Press [] or [] to highlight <RX Function Settings> or <RX Print Settings>, and then press [OK]. Press [ ] (Menu) to close the screen. Changing Communication Management Settings Press [] or [] to highlight <System Settings>, and then press [OK]. Press [ ] (Menu) to close the screen. Press [] or [] to highlight <Communication Management Settings>, and then press [OK]. Communication Management Settings Page Page Understand the Scanning Method Scan a Document with the Operation Panel 1 6 5 4 Canceling Scan Jobs Default Folder for Saving Scanned Images Scanning a Document Using a Shortcut Key Registering a Shortcut Key Performing a Scan Using a Shortcut Key 1 2 4 3 2 1 4 3 Scan a Document with the MF Toolbox Page Con guring Scan Settings Using the MF Toolbox Page Page Maintenance and Management Page Page Page Check and Replace Toner Cartridges Checking the Toner Level 5 4 3 Conserving the Toner to Extend the Life of Toner Cartridges Lift the scanning platform, open the toner cover, and then remove the toner cartridge. Gently shake the toner cartridge 5-6 times to evenly distribute the toner. Insert the toner cartridge. Close the toner cover, and then lower the scanning platform. Page Page Manage Using the Report and List Functions 1 5 4 Con gure Settings Using the Remote UI 1 4 3 2 Troubleshooting Clear Jams WARNING CAUTION Page Page Page StepStep Check and remove the jammed paper in the paper cassette. Page Resolve a Displayed Message Troubleshooting Resolve an Error Code Improve Output Quality Troubleshooting Resolve a Problem Page network? A You must register the machine to the MF Network Scan Utility rst. another person? A No, you may not use the scan function when sharing drivers that are installed to A You may save scanned les to the following formats: BMP TIFF Page If a Power Failure Occurs The fax function during a power failure : IMPORTANTIMPORTANT Important Safety Instructions Installation WARNING Power Supply Handling Maintenance and Inspections Consumables Others Legal Notices Legal Limitations on the Usage of Your Product and the Use of Images FCC (Federal Communications Commission) FCC WARNING Users in the U.S.A. Connection of the Equipment In Case of Equipment Malfunction Rights of the Telephone Company WARNING Utilisation au Canada Laser Safety CDRH Regulations Page FT5-4618 (000) XXXXXXXXXX CANON INC. 2012 PRINTED IN KOREA Serial No. Date of Purchase