How to clear paper jam in the rear of Brother DCP-7040?
- SSamantha AndersonAug 29, 2025
To resolve a 'Paper jam in the rear of the machine' error on your Brother All in One Printer, open the back cover and remove the jammed paper.

How to clear paper jam in the rear of Brother DCP-7040?
To resolve a 'Paper jam in the rear of the machine' error on your Brother All in One Printer, open the back cover and remove the jammed paper.
What to do if there is a paper jam inside Brother All in One Printer?
If you encounter a paper jam inside your Brother All in One Printer, open the front cover, completely pull out the drum unit, and then remove the jammed paper.
How to fix 'Toner Low' on Brother DCP-7040?
If your Brother All in One Printer displays 'Toner Low', prepare a new toner cartridge. If the toner is empty, replace it.
Why is my Brother All in One Printer printing pages with missing text?
This issue could be because your computer isn't recognizing the printer's input buffer signal. Check the settings in your application to ensure it's correctly set up for your printer. Also, verify that the interface cable is properly connected.
How to print on envelopes with Brother DCP-7040 All in One Printer?
You can load envelopes from the manual feed slot. Ensure your application is set up to print the envelope size you're using, typically found in the Page Setup or Document Setup menu.
What to do if Brother DCP-7040 says 'No paper'?
If your Brother All in One Printer displays 'No paper', reload paper into the tray and then press the start button to resume printing.
How to fix Scan Unable AF error on Brother DCP-7040?
If your Brother All in One Printer displays 'Scan Unable AF', replace the FB unit. Another possible cause is a main PCB failure, in which case you should replace the main PCB ASSY.
How to fix vertical black line appears in copies with Brother All in One Printer?
Black vertical lines on copies are typically caused by dirt or correction fluid on the glass strip, or a dirty corona wire. Clean the scanner glass and the corona wire.
Why does my Brother DCP-7040 All in One Printer have black lines down the page or toner stains?
Black lines or toner stains may appear on printed pages due to several reasons. You can try the following: * Clean the corona wire inside the drum unit by sliding the green tab, ensuring to return it to its home position. * The toner cartridge may be damaged, consider replacing it with a new one. * The drum unit might be damaged, replace it if necessary. * The fuser unit could be smudged, in which case you should contact your Brother dealer for service.
Why are the printouts from my Brother Printer too light?
If printouts are too light, and this problem occurs when making copies or printing, set Toner Save mode to off in the machine menu settings. Also, set Toner Save mode to off in the Advanced tab in the printer driver.
| Print technology | Laser |
|---|---|
| Maximum resolution | 2400 x 600 DPI |
| Time to first page (black, normal) | 10 s |
| Print speed (black, normal quality, A4/US Letter) | 22 ppm |
| Input color depth | 48 bit |
| Image formats supported | BMP, PNG |
| Maximum scan resolution | 19200 x 19200 DPI |
| Copier resize | 25 - 400 % |
| PC free copying | Yes |
| Maximum copy resolution | 600 x 600 DPI |
| N-in-1 copy function (N=) | 2, 4, 9, 16, 25 |
| Copy speed (black, normal quality, A4) | 22 cpm |
| Total input capacity | 250 sheets |
| Auto document feeder (ADF) input capacity | 35 sheets |
| Internal memory | 16 MB |
| Sound power level (standby) | 32 dB |
| Sound pressure level (printing) | 53 dB |
| Display | LCD |
| Market positioning | Home & office |
| Display number of lines | 2 lines |
| Display number of characters | 16 |
| Maximum print size | 216 x 297 mm |
| Paper tray media types | Bond paper, Envelopes, Labels, Plain paper, Transparencies |
| Non-ISO print media sizes | Executive |
| ISO A-series sizes (A0...A9) | A4, A5, A6 |
| ISO B-series sizes (B0...B9) | B5, B6 |
| Maximum ISO A-series paper size | A4 |
| Multi-Purpose Tray media weight | 60 - 163 g/m² |
| Standard interfaces | USB 2.0 |
| Dimensions (WxDxH) | 428 x 397 x 305 mm |
| All-in-one functions | Copy, Scan |
| Color all-in-one functions | scan, n |
| Sustainability certificates | ENERGY STAR |
| Power consumption (standby) | 5 W |
| Power consumption (PowerSave) | 10 W |
| Power consumption (average operating) | 320 W |
| Operating temperature (T-T) | 50 - 91 °F |
| Operating relative humidity (H-H) | 20 - 80 % |
| Package weight | 14.900 g |
| Maximum duty cycle | 10000 pages per month |
Overview of the manual's content and how to use it.
Guide on how to use the manual effectively.
Explains symbols and text conventions used in the guide.
Instructions for accessing advanced guides on CD-ROM.
How to access and view user guides.
Description of the machine's control panel buttons and LCD.
Instructions for loading paper and documents into the machine.
Step-by-step instructions for loading paper into the tray.
Details the margins that cannot be printed on paper.
Lists compatible paper types and media for optimal results.
Suggestions for paper types to achieve the best print quality.
Information on paper sizes and types for the paper tray and manual feed.
Guidelines for using special paper types like envelopes and labels.
How to load documents into the Automatic Document Feeder.
Instructions for scanning documents using the flatbed scanner glass.
Configuration options for machine settings.
How to configure paper type and size settings on the machine.
Adjusting the beeper volume for machine alerts.
Settings for conserving power and toner.
Configuring the machine's automatic sleep mode.
How to adjust the brightness of the LCD screen.
Printing a list of current machine settings.
Printing network settings report.
Procedures for performing copy operations.
Steps for making single or multiple copies.
How to cancel an ongoing copy job.
How to temporarily change copy settings.
Adjusting copy size ratios.
How to change contrast for copies.
Quick access to copy settings like Quality, Stack/Sort, Page Layout.
Settings for optimizing copy quality (Auto, Text, Photo).
How to sort copies when using the ADF.
Copying multiple pages onto a single sheet.
Handling the "Out of Memory" error during copying.
Information on software and network capabilities specific to the DCP-7045N.
Guide to accessing and navigating HTML user guides.
Instructions for Macintosh users to view guides.
Information regarding safety, legal compliance, and regulations.
Recommendations for placing the machine safely and optimally.
General safety warnings and precautions for using the machine.
Laser safety compliance information.
Safety instructions regarding power disconnection and UK wiring.
Network connection safety and interference compliance.
Environmental directives and energy efficiency statements.
Detailed safety guidelines for product use and maintenance.
List of registered trademarks used in the manual.
Guidance for resolving issues and performing regular maintenance.
Tips for resolving common machine problems.
Solutions for issues affecting copy print quality.
Troubleshooting steps for printing errors or failures.
Solutions for problems encountered during scanning.
Troubleshooting steps for software installation or printing issues.
Solutions for paper loading and feeding problems.
Recommendations for improving print quality issues.
Troubleshooting network connectivity and printing/scanning issues.
Explanations and actions for machine error messages.
Steps to clear paper jams in the ADF.
Procedures for clearing paper jams in various parts of the machine.
Procedures for cleaning and maintaining the machine.
Instructions for cleaning the exterior of the printer.
How to clean the scanner glass for optimal scans.
Procedure for cleaning the laser scanner window.
Steps to clean the corona wire for print quality.
Instructions for cleaning the drum unit.
When and how to replace toner cartridges and drum units.
Step-by-step guide for replacing the toner cartridge.
Step-by-step guide for replacing the drum unit.
Instructions for safely packing the machine for transport.
How to use the LCD for machine programming.
Reference guide for machine menu selections and options.
Information on how menu settings are stored.
Explanation of the function of each menu key.
Step-by-step guide to navigate the machine's menu system.
Overview of printer type, memory, power, and dimensions.
Details on supported paper types, sizes, weights, and capacities.
Technical details for copy functions like resolution and speed.
Technical details for scanning functions like resolution and document size.
Details on printer emulations, drivers, resolution, and speed.
Information on USB and LAN interface connections.
Minimum system requirements for PC compatibility.
Information on toner cartridge and drum unit life and part numbers.
Network board model, LAN support, and protocols.
Definitions of features and terms used in the manual.
Alphabetical listing of topics and their page numbers for quick reference.











