Why does my Brother Printer produce a vertical black line in copies?
- JjmckenzieAug 28, 2025
Black vertical lines on copies are typically caused by dirt or correction fluid on the glass strip, or the corona wire for printing is dirty.
Why does my Brother Printer produce a vertical black line in copies?
Black vertical lines on copies are typically caused by dirt or correction fluid on the glass strip, or the corona wire for printing is dirty.
What to do if Brother MFC-7450 All in One Printer says 'Document is too long'?
If your Brother All in One Printer displays 'Document is too long', check if the document is jammed in the ADF (Automatic Document Feeder). If it is jammed, remove it.
What to do if my Brother MFC-7450 has no printout?
If your Brother All in One Printer isn't printing, there are several things you can check: * Ensure the printer is plugged in and the power switch is turned on. * Verify that the toner cartridge and drum unit are installed correctly. * Check the interface cable connection. * Make sure the correct printer driver has been installed and chosen. * Check to see if the LCD is showing an error message. * Check the machine is online.
Why Brother All in One Printer does not load paper and shows 'No Paper' or 'Paper Jam'?
If your Brother All in One Printer displays 'No Paper' or a 'Paper Jam' message, here's what you can do: * If there is no paper, load a new stack of paper into the paper tray. * If there is paper in the paper tray, make sure it is straight. * If the paper is curled, you should straighten it; sometimes it is helpful to remove the paper, turn the stack over, and put it back into the paper tray. * Reduce the amount of paper in the paper tray, and then try again.
How to remove vertical black line in copies from Brother MFC-7450 All in One Printer?
Black vertical lines on copies are typically caused by dirt or correction fluid on the glass strip. Clean the scanner glass. The corona wire for printing may also be dirty, so clean the corona wire as well.
How to fix 'No detection of internal temperature thermistor' on Brother MFC-7450 All in One Printer?
If your Brother All in One Printer displays 'No detection of internal temperature thermistor', check the harness connection of the internal temperature thermistor and reconnect it.
What to do if Brother All in One Printer 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.
Why is the print condensed on my Brother MFC-7450?
Condensed print is usually caused by a poor telephone connection. Ask the other party to send the fax again.
How to fix 'Toner Low' on Brother All in One Printer?
If your Brother All in One Printer displays 'Toner Low', prepare a new toner cartridge. If the toner is empty, replace it.
What to do if there is a paper jam inside Brother MFC-7450?
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.
Brand | Brother |
---|---|
Model | MFC-7450 |
Category | All in One Printer |
Language | English |
Accessing and reading the user manuals for the device.
Description of the machine's buttons, keys, and display elements.
Instructions for feeding single sheets or special media.
Guidelines on compatible paper types, sizes, and weights.
Steps for scanning or copying multi-page documents.
Instructions for scanning single pages or bound documents.
Configuration for paper type and size.
Adjusting audio feedback levels for rings, beeps, and speaker.
Setting up automatic numbers dialed before outgoing calls.
Prevents unauthorized access to fax transmission functions.
Restricts access to specific machine functions for users.
Secures machine settings with a password.
Step-by-step guide to sending faxes using the document feeder.
Sending the same fax message to multiple recipients.
Adjusting the quality and transmission speed of faxes.
Scheduling faxes to be sent at a later time.
Selecting how the machine handles incoming calls (fax/voice).
Automatically detects and receives fax calls.
Adjusting the size of received faxes to fit the paper.
Using a service for separate fax/voice numbers.
Activating the distinctive ring feature.
Hooking up an external telephone answering device.
Controlling the machine from other phone extensions.
Storing numbers for single-button dialing.
Saving numbers for quick access using speed dial codes.
Organizing multiple numbers for broadcast transmissions.
Automatically rerouting received faxes to another number.
Storing and transferring received faxes to a PC.
Accessing stored fax messages from a remote location.
Initiating a call to another machine to retrieve faxes.
Preparing documents for retrieval by another fax machine.
Printing a report confirming fax transmission success.
Logging incoming and outgoing fax activity.
Manual process for printing various reports.
Basic procedure for copying one page.
Adjusting the size of copies.
Organizing multiple copies in order.
Copying multiple pages onto a single sheet.
Accessing and navigating digital manuals.
Instructions for using documentation on Windows systems.
Instructions for using documentation on Mac systems.
Guidelines for placing the machine safely and effectively.
General safety instructions for using the machine.
Technical details regarding laser safety.
Information on documents that should not be copied.
General guidance for resolving machine problems.
Common problems related to print output and their solutions.
Resolving network connectivity issues.
Information on replacing toner and drum units.
Using the machine's menu system for configuration.
A reference guide to the machine's menu structure and options.
Instructions for inputting text characters using the control panel.
Basic specifications of the machine.
Details on supported paper types, sizes, and weights.
Technical specifications related to fax functionality.
System specifications for PC software installation.
Network configuration for wired connections.
Definition of the automatic document feeder.
Definition of sending a fax to multiple locations.
Definition of sending a fax without automatic answer.
Index entry for the document feeder.
Index entry for PC Fax functionality.
Index entry for the polling feature.
Index entry for problem-solving information.