Canon D680, D661 manual Print Quality Problems, Copies are dirty

Page 65

❚If the documents have black streaks or appear dirty after you feed them in the ADF.

The ADF roller is dirty.

• Clean the ADF roller. (→ p. 5-3)

• For additional troubleshooting, → Print Quality Problems.

NOTE

Print Quality Problems

❚The print quality is not what you expect; print is not clear, has missing dots or white streaks.

The size, thickness and type of the paper you are using are not within the specifications of the machine.

• Check that the paper you are using is supported by the specifications of the machine. (→ p. 2-1)

The cartridge may not be installed properly.

• Make sure the cartridge is installed properly. (→ Set-up Instructions)

The toner in the cartridge may be low.

• Refer to “When to Replace the Cartridge” (→ p. 5-4) and replace if necessary. (→ p. 5-7)

The copy exposure may not be adjusted correctly.

• Adjust exposure correctly. (→ p. 4-6)

❚Copies are dirty.

The platen glass or rear side of the ADF may be dirty.

• Clean the platen glass or rear side of the ADF. (→ p. 5-1)

The rollers inside the machine are dirty.

• Clean the rollers. (→ p. 5-2)

There may be a scratch on the cartridge.

• Replace the cartridge with a new one.

Condensation has built up inside the machine.

• Allow at least two hours for the machine to adjust to room temperature before attempting to use it.

The machine may be installed in a location where the floor or foundation is unstable.

• Install the machine in a proper location. (→ p. 1-1)

❚Black lines on the copy

The read area of the platen glass is dirty.

• Clean the read area of the platen glass. (→ p. 5-2)

❚Copies are too dark or too light.

The copy exposure may not be adjusted correctly.

•Adjust the copy exposure correctly in the PRINT EXPOSURE of the COMMON SETTINGS of the Additional Functions. (→ p. 7-2)

TONER SAVER MODE may be set to ON in the COMMON SETTINGS of the Additional Functions.

• Set TONER SAVER MODE to OFF. (→ p. 7-2)

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Contents Eference Guide Trademarks Using Your DocumentationCopyright FCC Notice Laser SafetyCdrh Regulations Contents Type Conventions Used in This Guide Transparencies Power Cord Supplies & AccessoriesSet-Up Help & Product Registration USA Canon Information Center in CanadaPage Customer Support Important Safety InstructionsPower Supply Handling Front View Main Components of the MachineFront View of the ADF ImageCLASS D680 Operation PanelImageCLASS D660/D661 Standby DisplayRestoring from the Energy Saver Mode Energy Saver ModeSetting the Energy Saver Mode Manually Paper Storage Print Media RequirementsUnacceptable Paper Acceptable PaperEnvelope Printable AreasLoading Paper in the Cassette Loading PaperOpen a package of paper, and remove Paper stack Gently insert the cassette as far as it will goIf copy paper is sticking out of the cassette Closing the cassetteLength mark for the paper to be loaded Cassette Adjusting a Cassette to Hold a Different Paper SizeSlightly, and align the length guide with Press Additional Functions, then select Loading Paper in the Multi-purpose TraySet Loading Envelopes in the Multi-purpose TrayPage Platen Glass Documents You Can CopyScanned Area of a Document Problem DocumentsSettings of the Additional Functions Positioning Documents Setting Up DocumentsPlacing a Document on the Platen Glass Make sure there is no document on Adjust the slide guides to the width of the documentLoading Documents in the ADF Paper Path of the Automatic Document Feeder Page Copying Documents Press Copy to set to Copy Mode Press Start to begin copyingWhile scanning documents in the ADF Canceling the Copy JobAfter scanning documents PressSpecifying the Paper Size Making Multiple CopiesUse the numeric keys to enter the number of copies you want Press Paper Select to select the paperPress Additional Functions , then Specifying the Paper TypeInch Millimeter Enlarging/Reducing using preset copy ratios Setting Enlarging/ReducingAdjusting the Copy Exposure Setting the Image QualityAdjusting Automatically Adjusting ManuallyCollate Copy Special FeaturesWhen Loading Documents in the ADF Place the last page of a document on the platen glass When Placing a Document on the Platen GlassPress Start Place the next page of the documentPress 2 on Press Start On 1 CopyUse the numeric keys to set the copy Quantity. → pPress Set to finish the 2 on 1 copy function Press 2 onPlace the next page of the document on the platen glass Confirming the Copy Job You Reserved Reserve CopyReserving the Next Copy Job Use 4 -or e + to display the job to be deleted Press Stop/Reset while the machine is printing outDeleting the Copy Job You Reserved Press Paper Select to select the multi- purpose tray Two-Sided CopyLoad the next page of the document in the ADF Place the next page of the document on Platen glass ABCCleaning the Scanning Area Periodic CleaningCleaning the Exterior Cleaning the Rollers Inside the Main Unit Cleaning the Read Area of the Platen GlassPress Set Use 4 -or e + to select Roller Cleaning Use 4 -or e + to selectPress Set Use 4 -or e + to select Clean Cleaning the ADF RollerPress Stop/Reset to finish the cleaning Each time you press Set, the ADF rollerWhen to Replace the Cartridge Copy Yield Handling PrecautionsHandling and Storing the Cartridge Approximate copy yieldRecycling Used Cartridges Storage PrecautionsStoring Partially Used Cartridges Protective bag. Save the protective bag Replacing the CartridgeRemove the new cartridge from its If toner is not evenly distributed inside Canon Cartridge Recycling Program Clean Earth CampaignMaximum weight = 70 pounds Option B Volume Box ReturnPackaging Option A-1 Single Box ReturnOption a UPS Pick-up ShippingOption B MBE Drop off OK-CANONOption a Single Box Return Option B Volume Box Return 8 or more cartridgesRepacking and Transporting Transporting the Machine by Car Carrying the Machine by the SidesRemove the cartridge from the machine Clearing JamsRemoving Jammed Paper from Inside the Main Unit Gently remove any jammed paper from inside the main unit Flip the transfer guide Open the right coverRemoving Jammed Paper from the Multi-purpose Tray Removing Jammed Paper from the ADFJammed paper from the ADF Gently remove the jammed paper fromMessage LCD MessagesCause ActionRemove DOC. on Glass Replace Cartridge Start Again Paper does not feed correctly Paper Feeding ProblemsRepeated paper jams occur Copying ProblemsCopies are dirty Print Quality ProblemsCopy images are missing when you make copies on envelopes General Problems Printing ProblemsIf You Cannot Solve the Problem Page Understanding the Additional Functions Accessing the Additional FunctionsPress 4 -or e + to select the menu you want to change Use 4 -or e + to select the sub menu you want to changeName Descriptions Menu DescriptionsCopy Settings Timer Settings Multiple Copies Power Requirements ResolutionPower Consumption Dimensions W ⋅ D ⋅ HPage Index Energy Saver setting Enlarge/Reduce Platen is Open User Data setting Memo Memo Canon Italia S.p.A Canon Deutschland GmbH
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D661, D680 specifications

Canon D680 and D661 are two standout models in Canon’s lineup of printers, designed to meet the needs of both home users and small office environments. These multifunctional devices combine high-quality printing, scanning, and copying capabilities, making them great all-in-one solutions.

One of the key features of the Canon D680 and D661 is their impressive printing speed. Both models are engineered to deliver fast printouts, allowing users to produce documents efficiently. Whether printing in black and white or color, these printers maintain a high level of performance, making them suitable for users who frequently require printed materials.

The print quality of these models is another significant advantage. Utilizing Canon's advanced inkjet technology, the D680 and D661 deliver sharp text and vibrant images. Their high-resolution output ensures that even detailed graphics and photos are rendered beautifully, making these printers ideal for creative projects, presentations, and professional documents.

Connectivity is also a strong suit for both the D680 and D661. With built-in Wi-Fi, users can print from multiple devices, including smartphones and tablets, without the need for cumbersome cables. This wireless convenience allows for seamless integration into home or office environments, enhancing productivity and ease of use.

Moreover, these models support various paper sizes and types, adding versatility to printing tasks. Users can choose to print on standard paper, glossy photo paper, or other specialty media, enabling them to tackle a range of projects, from everyday documents to high-quality photo prints.

Another noteworthy characteristic of the Canon D680 and D661 is their energy-efficient design. These printers comply with energy-saving standards, which not only helps reduce electricity costs but also aligns with eco-friendly initiatives. Additionally, they feature automatic duplex printing, allowing users to print on both sides of the paper, which further conserves resources.

In terms of user-friendly features, both models boast an intuitive control panel and an LCD display for easy navigation. Furthermore, they support various mobile printing technologies, allowing users to print directly from cloud services, enhancing flexibility.

Overall, the Canon D680 and D661 deliver a compelling combination of speed, quality, connectivity, and user-friendly features, making them excellent choices for anyone in need of a reliable and versatile printing solution. Whether for personal use, business documents, or creative projects, these printers provide exceptional performance to meet a variety of needs.
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