Brother MFC-8480DN 151

Troubleshooting and routine maintenance

Examples of poor print	Recommendation
quality

Make ten copies of a blank, white sheet of paper. (See Making

	multiple copies on page 84.) If the problem is not solved, the drum
	unit may have glue from a label stuck on the OPC drum surface.
	Clean the drum unit. (See Cleaning the drum unit on page 158.)	C
	The drum unit may be damaged. Put in a new drum. (See Replacing	C

	the drum unit on page 164.)

White Spots on black text

and graphics at 3.7 in.

(94 mm) intervals

	Black Spots at 3.7 in.
	(94 mm) intervals
						Check the machine’s environment. Conditions such as humidity, high
						temperatures, and so on, may cause this print fault. (See Choosing a
	ABCDEFGH					location on page 104.)
	abcdefghijk					If the whole page is too light, Toner Save mode may be on. Turn off
	A B C D
	A B C D					Toner Save mode in the machine menu settings or Toner Save mode
	a b c d e					in the printer Properties of the driver. (See Toner Save on page 27
	0 1 2 3 4					or Advanced tab in the Software User’s Guide on the CD-ROM.)
	0 1 2 3 4					Clean the scanner window and the corona wire of the drum unit. (See

		Faint				Cleaning the laser scanner window on page 155 and Cleaning the
						corona wire on page 157.)

The toner cartridge may be damaged. Put in a new toner cartridge. (See Replacing a toner cartridge on page 161.)

The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit on page 164.)

Make sure that you use paper that meets our specifications. Rough- surfaced paper may cause the problem. (See Acceptable paper and

	ABCDEFGH	other print media on page 14.)
	abcdefghijk	Clean the corona wire and the drum unit. (See Cleaning the corona
	A B C D
	A B C D	wire on page 157 and Cleaning the drum unit on page 158.)
	a b c d e	The drum unit may be damaged. Put in a new drum unit. (See
	0 1 2 3 4	Replacing the drum unit on page 164.)
	Toner specks	The fuser unit may be contaminated. Call Brother Customer Service
	Toner specks	at 1-877-BROTHER (1-877-276-8437) (in USA)
		at 1-877-BROTHER (1-877-276-8437) (in USA)
		or 1-877-BROTHER (in Canada).
		135

Contents

Page If you need to call Customer Service http://www.brother.com/registration Brother numbers Register your product FAQs (frequently asked questions) http://solutions.brother.com For Customer Service Ordering accessories and supplies http://www.brothermall.com http://www.brother.ca Notice - Disclaimer of Warranties (USA and Canada) Compilation and Publication Notice Brother™ One-YearLimited Warranty and Replacement Service (USA Only) Page BROTHER MULTIFUNCTION CENTER / FAX MACHINE LIMITED WARRANTY (Canada only) Table of Contents Section I General Section II Fax Receiving a fax Telephone services and external devices Dialing and storing numbers Remote Fax Options Polling Printing reports Section III Copy Section IV Direct printing Section V Software Section VI Appendixes Menu and features Specifications Glossary Index Page General General information Loading paper and documents General Setup Security features 1 General information Using the documentation Symbols and conventions used in the documentation Accessing the Software User’s Guide and Network User’s Guide Viewing documentation How to find scanning instructions Software User’s Guide: ScanSoft™ PaperPort™ 11SE with OCR How-to-Guides: How to find Network setup instructions (MFC-8690DWand MFC-8890DW) Viewing documentation (Macintosh) Accessing Brother support (Windows®) Control panel overview Page Page Status LED indications 2 Loading paper and documents Loading paper and print media Loading paper in the standard paper tray Page Loading paper in the multi-purposetray (MP tray) Unprintable area Acceptable paper and other print media Recommended paper and print media Type and size of paper Handling and using special paper Types of paper to avoid Envelopes Types of envelopes to avoid Labels Types of labels to avoid Loading documents Using the automatic document feeder (ADF) Using the scanner glass 3 General Setup Mode Timer Paper settings Paper Type Paper Size Tray Use in copy mode Tray Use in fax mode Tray Use in print mode Volume settings Ring volume Beeper volume Speaker volume Automatic daylight savings time Ecology features Toner Save Sleep Time Turning off the scanner lamp LCD Contrast Dial Prefix Setting up the prefix number Changing the prefix number 4 Security features Secure Function Lock Setting the password for the administrator Changing the password for the administrator Setting up the public user mode Setting up restricted users Turning Secure Function Lock on/off Switching Users Setting Lock Setting up the password Changing your Setting Lock password Turning Setting Lock on/off Restricting dialing Dial pad restriction One Touch restriction Speed Dial restriction LDAP server restriction (MFC-8690DWand MFC-8890DW) Fax Sending a fax Receiving a fax Telephone services and external devices Dialing and storing numbers 5 Sending a fax How to fax Entering fax mode Sending a single-sidedfax from the ADF Sending a 2-sidedfax from the ADF (MFC-8680DN, MFC-8690DWand MFC-8890DW) Sending a fax from the scanner glass Faxing A4/Legal/Folio size documents from the scanner glass Canceling a fax in progress Broadcasting Canceling a Broadcast in progress Additional sending operations Sending faxes using multiple settings Electronic cover page Composing your own comments Send a cover page for the next fax Send a cover page for all faxes Using a printed cover page Contrast Changing Fax Resolution Dual access Real Time Transmission Overseas Mode Delayed Fax Delayed batch transmission Checking and canceling waiting jobs Sending a fax at the end of a conversation Sending a fax manually Out of memory message 6 Receiving a fax Choose the correct Receive Mode Using receive modes Fax Only Manual Fax/Tel External TAD Receive Mode settings Ring Delay F/T Ring Time (Fax/Tel mode only) Easy Receive Setting the Print Density Additional receiving operations Printing a reduced incoming fax Duplex (2-sided)printing for Fax mode Setting the Fax Receive Stamp Receiving a fax at the end of a conversation Printing a fax from the memory Receiving faxes into memory when the paper tray is empty Telephone line services Voice Mail Distinctive Ring What does your telephone company’s ‘Distinctive Ring’ do What does Brother’s ‘distinctive ring’ do Do you have Voice Mail Before you choose the ring pattern to register Registering the distinctive ring pattern Very important Turning off distinctive ring Connecting an external TAD (telephone answering device) Connections Recording an outgoing message (OGM) Special line considerations Two-linetelephone system Converting telephone wall outlets Installing machine, external two-lineTAD and two-linetelephone Multi-lineconnections (PBX) External and extension telephones Using external and extension telephones For Fax/Tel mode only Connecting an external or extension telephone Using a non-Brothercordless external handset Using Remote Codes Changing the Remote Codes a b 8 Dialing and storing numbers How to dial Manual dialing One touch dialing Speed dialing Search LDAP search (MFC-8690DWand MFC-8890DW) Fax redial Storing numbers Storing a pause Storing One Touch Dial numbers MFC-8690DWand MFC-8890DW: Storing Speed Dial numbers Changing One Touch and Speed Dial numbers Setting up Groups for Broadcasting Dialing access codes and credit card numbers Pause Tone or Pulse (Canada only) 9 Remote Fax Options Fax Forwarding Paging Fax Storage PC Fax Receive Changing Remote Fax Options Turning off Remote Fax Options Remote retrieval Setting a Remote Access Code Using your Remote Access Code Retrieving fax messages Changing the Fax Forwarding number Remote fax commands 10 Polling Polling receive Sequential polling Polled transmit Setup for polled transmit 11 Printing reports Fax reports Transmission verification report Fax Journal Reports How to print a report Page Copy Making copies 12 Making copies How to copy Entering copy mode Making a single copy Making multiple copies Copy options (temporary settings) Enlarging or reducing the image copied Improving copy quality Sorting copies using the ADF Changing text copy resolution Adjusting Contrast and Brightness Making N in 1 copies (page layout) Duplex (2-sided)copying Duplex Copy (long edge flip) Advanced Duplex Copy (short edge flip) Page Tray selection Out of memory message Direct printing Printing data from a USB Flash memory drive or a digital camera supporting mass storage Printing data from a USB Flash 13 memory drive or a digital camera supporting mass storage Creating a PRN or PostScript® 3™ file for direct printing Supported file formats Page Page Understanding the error messages Page Software Software and Network features 14 Software and Network features How to read the HTML User’s Guide Windows® Macintosh Page Appendixes Safety and legal Options Troubleshooting and routine maintenance Menu and features A Safety and legal Choosing a location CAUTION To use the machine safely Page Page Page Important safety instructions Page Standard telephone and FCC notices Page Industry Canada Compliance Statement (Canada only) Laser safety (For 110-120VModels only) FDA regulations (For 110-120VModels only) Disconnect device LAN connection International ENERGY STAR® Qualification Statement Libtiff Copyright and License Trademarks B Options Options Optional paper tray (LT-5300) Memory board Installing extra memory Troubleshooting If you are having difficulty with your machine Telephone line or connections Receiving Faxes Receiving Faxes (continued) Sending faxes Handling incoming calls Menu access difficulties Copy difficulties Printing difficulties Printing difficulties (continued) Scanning difficulties Software difficulties Paper handling difficulties Print quality difficulties Network difficulties Network difficulties (continued) Page Improving the print quality A B C a b c d A C D b c d e Page Page Page A B C D c d e a b Page Setting Dial Tone detection Telephone line interference Error and maintenance messages Page Page Page Page Transferring your faxes or Fax Journal report Document jams Document is jammed at the output tray Document is jammed in the duplex slot Paper jams Paper is jammed in Paper Tray 1 or Tray Paper is jammed inside the machine Paper is jammed inside the drum unit and toner cartridge assembly Page Paper is jammed at the back of the machine Paper is jammed in the duplex tray Routine maintenance Cleaning the outside of the machine Cleaning the scanner Cleaning the laser scanner window Page Cleaning the corona wire Cleaning the drum unit Page Replacing the consumable items Replacing a toner cartridge Page Page Replacing the drum unit Page Replacing periodic maintenance parts Machine Information Checking the Serial Number Checking the Page Counters Checking the remaining life of parts Reset How to reset Packing and shipping the machine Page D Menu and features On-screen Menu keys programming Menu table How to access the menu mode Menu table Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Entering text Page E Specifications General Page Print media Page Fax Copy Scan Print Interfaces Direct Print feature Computer requirements Page Consumable items Ethernet wired network Page Ethernet wireless network (MFC-8690DWand MFC-8890DW) Page Authentication and encryption for wireless users only Network key Wireless one-pushconfiguration F Glossary Page Page Page G Index Page Page Page Page EQUIPMENT ATTACHMENT LIMITATIONS RESTRICTIONS DE RACCORDEMENT D'ÉQUIPEMENT (Canada seulement) Visit us on the World Wide Web http://www.brother.com