Brother MFC 8460N User Manual
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Troubleshooting and routine maintenance 107 Print Quality Difficulties DifficultiesSuggestions Printed pages are curled.„Low quality thin or thick paper or not printing on the recommended side of the paper could cause this problem. Try turning over the stack of paper in the paper tray. „Make sure that you choose the Paper Type that suits the media type you are using. (See Acceptable paper and other media on page 12.) Printed pages are smeared. The Paper Type setting may be incorrect for the type of print media you are using, or the print media may be too thick or have a rough surface. (See Acceptable paper and other media on page 12 and Basic tab in the Software User’s Guide on the CD-ROM.) Printouts are too light.„If this problem occurs when making copies or printing received faxes, turn Toner Save mode to off in the machine menu settings. (See Toner save on page 22.) „Set Toner Save mode to off in the Advanced tab in the printer driver. (See Advanced tab in the Software User’s Guide on the CD-ROM.) Network Difficulties DifficultiesSuggestions Cannot print over a wired Network.„Make sure your machine is powered on and is on-line and in Ready mode. Print the Network Configuration list to see your current Network settings. (See How to print a report on page 71.) Reconnect the LAN cable to the hub to verify that the cable and network connections are good. If possible, try connecting the machine to a different port on your hub using a different cable. If the connections are good, the upper LED of the back panel of the machine will be green. „If you are using a wireless connection or are having Network problems see the Network Users Guide on the CD-ROM for more information.
108 The network scanning feature does not work. The network PC Fax Receive feature does not work. The network printing feature does not work.(For Windows® only) The firewall setting on your PC may be rejecting the necessary network connection. Follow the instructions below to configure your firewall. If you are using a personal firewall software, see the User’s Guide for your software or contact the software manufacturer. For Windows ® XP SP2 users: aClick the Start button, Control Panel, Network and Internet Connections and then Windows Firewall. Make sure that Windows Firewall on the General tab is set to On. bClick the Advanced tab and Settings... button of the Network Connection Settings. cClick the Add button. dTo add port 54925 for network scanning, enter the information below: 1. In Description of service: Enter any description, for example “Brother Scanner”. 2. In Name or IP address (for example 192.168.0.12) of the computer hosting this service on your network: Enter “Localhost”. 3. In External Port number for this service: Enter “54925” 4. In Internal Port number for this service: Enter “54925”. 5. Make sure UDP is selected. 6. Click OK. eClick the Add button. fTo add port 54926 for network PC Fax, enter the information below: 1. In Description of service: Enter any description, for example “Brother PC Fax”. 2. In Name or IP address (for example 192.168.0.12) of the computer hosting this service on your network: Enter “Localhost”. 3. In External Port number for this service: Enter “54926”. 4. In Internal Port number for this service: Enter “54926” 5. Make sure UDP is selected. 6. Click OK. gIf you still have trouble with your network connection, click the Add button. hTo add port 137 for network scanning, network printing and network PC Fax receiving, enter the information below: 1. In Description of service: - Enter any description, for example “Brother PC Fax receiving” 2. In Name or IP address (for example 192.168.0.12) of the computer hosting this service on your network: Enter “Localhost”. 3. In External Port number for this service: Enter “137”. 4. In Internal Port number for this service: Enter “137”. 5. Make sure UDP is selected. 6. Click OK. iMake sure if the new setting is added and is checked, and then click OK. Network Difficulties (Continued) DifficultiesSuggestions
Troubleshooting and routine maintenance 109 The network scanning feature does not work. The network PC Fax Receive feature does not work. The network printing feature does not work. (continued)For Windows Vista® users: aClick the Start button, Control Panel, Network and Internet, Windows Firewall and click Change settings. bWhen the User Account Control screen appears, do the following. „Users who have administrator rights: Click Continue. „For users who do not have administrator rights: Enter the administrator password and click OK. cMake sure that Windows Firewall on the General tab is set to On. dClick the Exceptions tab. eClick the Add port... button. fTo add port 54925 for network scanning, enter the information below: 1. In Name: Enter any description, for example “Brother Scanner”. 2. In Port number: Enter “54925”. 3. Make sure UDP is selected. Then click OK. gClick the Add port... button. hTo add port 54926 for Network PC Fax, enter the information below: 1. In Name: Enter any description, for example “Brother PC Fax”. 2. In Port number: Enter “54926”. 3. Make sure UDP is selected. Then click OK. iMake sure that the new setting is added and is checked, and then click Apply. jIf you still have trouble with your network connection such as network scanning or printing, check File and Printer Sharing box in the Exceptions tab and then click Apply. Your computer cannot find your machine. The firewall setting on your PC may be rejecting the necessary network connection. For details, see the instruction above. Re-select your machine in the DeviceSelector application located in Macintosh HD/Library/Printers/Brother/Utilities or from the Model pop-up menu of ControlCenter2. Network Difficulties (Continued) DifficultiesSuggestions
110 Improving the print qualityC Examples of poor print qualityRecommendation Faint „Check the machine’s environment. Conditions such as humidity, high temperatures, and so on, may cause this print fault. (See Choosing a location on page 88.) „If the whole page is too light, Toner Save mode may be on. Turn off Toner Save mode in the machine ’s menu settings or in the printer Properties of the driver. (See Toner save on page 22 or Advanced tab in the Software User’s Guide on the CD -ROM.) If this problem occurs when making copies or printing received faxes, turn off Toner Save mode in the machine ’s menu setting. (See Toner save on page 22.) „Clean the scanner window and the primary corona wire of the drum unit. (See Cleaning the laser scanner window on page 128 and Cleaning the corona wire on page 130.) If the print quality has not improved, put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) „Put in a new toner cartridge. (See Replacing the toner cartridge (TN-550/TN-580) on page 132.) Gray background „Make sure that you use paper that meets our specifications. (See Acceptable paper and other media on page 12.) „Check the machine ’s environment. Conditions such as high temperatures and high humidity can increase the amount of background shading. (See Choosing a location on page 88.) Install a new toner cartridge. (See Replacing the toner cartridge (TN-550/TN-580) on page 132.) „Clean the primary corona wire and the drum unit. (See Cleaning the corona wire on page 130 and Cleaning the drum unit on page 131.) If the print quality has not improved, put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) Ghost „Make sure that you use paper that meets our specifications. Rough-surfaced paper or thick paper may cause this problem. „Make sure that you choose the proper media type in the printer driver or in the machine ’s Paper Type menu setting. (See Acceptable paper and other media on page 12 and Basic tab in the Software User’s Guide on the CD -ROM.) „Put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) Toner specks „Make sure that you use paper that meets our specifications. Rough-surfaced paper may cause the problem. (See Acceptable paper and other media on page 12.) „Clean the primary corona wire and the drum unit. (See Cleaning the corona wire on page 130 and Cleaning the drum unit on page 131.) If the print quality has not improved, put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) ABCDEFGH abcdefghijk ABCD abcde 01234 CDEF defgBC bcd23 ABCDEFGH abcdefghijk ABCD abcde 01234 ABCDEFGH abcdefghijk ABCD abcde 01234
Troubleshooting and routine maintenance 111 Hollow print „Make sure that you use paper that meets our specifications. (See Acceptable paper and other media on page 12.) „Choose Thick paper mode in the printer driver or in the machine ’s Paper Type menu setting, or use thinner paper than you are currently using. (See Paper Type on page 18 and Basic tab in the Software User’s Guide on the CD -ROM.) „Check the machine ’s environment. Conditions such as high humidity can cause hollow print. (See Choosing a location on page 88.) „Clean the primary corona wire on the drum unit. (See Cleaning the corona wire on page 130.) If the print quality has not improved, put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) All black „Clean the primary corona wire on the drum unit. (See Cleaning the corona wire on page 130.) If the print quality has not improved, put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) „The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) White Spots on black text and graphics at 3.7 in. (94 mm) intervals Black Spots at 3.7 in. (94 mm) intervals Dust, paper powder, glue, and so on may stick to the surface of the photosensitive drum (OPC) and cause black or white spots to appear on printed documents. Make a few copies of a blank, white sheet of paper. (See Making multiple copies on page 76.) If you still see the spots on printed documents after making multiple copies, clean the drum unit (see Cleaning the drum unit on page 131). If the print quality still has not improved you need to install a new drum. (See Replacing the drum unit (DR-520) on page 135.) Black toner marks across the page „Make sure that you use paper that meets our specifications. (See Acceptable paper and other media on page 12.) „If you use label sheets for laser printers, the glue from the sheets may sometimes stick to the OPC drum surface. Clean the drum unit. (See Cleaning the drum unit on page 131.) „Do not use paper that has clips or staples because they will scratch the surface of the drum. „If the unpacked drum unit is in direct sunlight or room light, the unit may be damaged. „The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) Examples of poor print qualityRecommendation ABCDEFGH abcdefghijk ABCD abcde 01234
112 White lines across the page „Make sure that you use paper that meets our specifications. A rough surfaced paper or thick print media can cause the problem. (See Acceptable paper and other media on page 12.) „Make sure that you choose the proper media type in the printer driver or in the machine ’s Paper Type menu setting. (See Acceptable paper and other media on page 12 and Basic tab in the Software User’s Guide on the CD -ROM.) „The problem may disappear by itself. Print multiple pages to clear this problem, especially if the machine has not been used for a long time. „Clean the scanner window with a soft cloth. (See Cleaning the laser scanner window on page 128.) „The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) Lines across the page „Clean the primary corona wire in the drum unit. (See Cleaning the corona wire on page 130.) „Clean the scanner window with a soft cloth. (See Cleaning the laser scanner window on page 128.) „The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) Black lines down the page Printed pages have toner stains or stripes down the page. „Clean the primary corona wire of the drum unit. (See Cleaning the corona wire on page 130.) „Make sure the primary corona wire ’s blue tab is at the home position (a). „The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit (DR-520) on page 135.) „The toner cartridge may be damaged. Put in a new toner cartridge. (See Replacing the toner cartridge (TN-550/TN-580) on page 132.) „The fuser unit may be smudged. Call Brother Customer Service at 1 -877-BROTHER (1-877-276-8437) (in USA) or 1 -877-BROTHER (in Canada). White lines down the page „Clean the laser scanner window with a soft cloth. (See Cleaning the laser scanner window on page 128.) „The toner cartridge may be damaged. Put in a new toner cartridge. (See Replacing the toner cartridge (TN-550/TN-580) on page 132.) Page skewed „Make sure the paper or other print media is loaded properly in the paper tray and that the guides are not too tight or too loose against the paper stack. „Set the paper guides correctly. „If you are using the MP tray, see Loading envelopes and other media on page 16. „The paper tray may be too full. „Check the paper type and quality. (See Acceptable paper and other media on page 12.) Examples of poor print qualityRecommendation ABCDEFGH abcdefghijk ABCD abcde 01234 ABCDEFGH abcdefghijk ABCD abcde 01234 ABCDEFGH abcdefghijk ABCD abcde 01234 ABCDEFGH abcdefghijk ABCD abcde 01234 ABCDEFGH abcdefghijk ABCD abcde 01234
Troubleshooting and routine maintenance 113 Curled or wave „Check the paper type and quality. High temperatures and high humidity will cause paper to curl. „If you do not use the machine often, the paper may have been in the paper tray too long. Turn over the stack of paper in the paper tray. Also, fan the paper stack and then rotate the paper 180° in the paper tray. Wrinkles or creases „Make sure that paper is loaded properly. „Check the paper type and quality. (See Acceptable paper and other media on page 12.) „Turn over the stack of paper in the tray or rotate the paper 180° in the input tray. Envelope creases aOpen the back cover. bPress against the 1 on the blue levers on either side of the machine as shown below. cAs the top of the lever rotates backward, lift the bottom portion of the lever from below until it stops. dClose the back cover and resend the print job. Note When you have finished printing, open the back cover and reset the two blue levers back to their original position. Examples of poor print qualityRecommendation B DEFGH abc efghijk ACD bcde 134 ABCDEFGEFGHIJKLMN
114 Poor fixing Open the back cover and make sure that the two blue levers on the left and right hand sides are in the down position. Examples of poor print qualityRecommendation ABCDEFG H abcdefghijk ABC D abcd e 01234
Troubleshooting and routine maintenance 115 Setting Dial Tone DetectionC Setting the dial tone to Detection will shorten the dial tone detect pause. a(USA) Press Menu, 0, 4. (Canada) Press Menu, 0, 5. 04.Dial Tone a Detection b No Detection Select ab & OK bPress a or b to select Detection or No Detection Press OK. cPress Stop/Exit. Phone line interferenceC If you are having difficulty sending or receiving a fax due to possible interference on the phone line, we recommend that you adjust the Equalization for compatibility to reduce the modem speed for fax operations. aPress Menu, 2, 0, 1. 20.Miscellaneous 1.Compatibility a High b Normal Select ab & OK bPress a or b to choose Basic or Normal (or High). „Basic cuts the modem speed to 9600 bps. Unless interference is a recurring problem on your phone line, you may prefer to use it only when needed. „Normal sets the modem speed at 14400 bps. „High sets the modem speed at 33600 bps. PressOK. cPress Stop/Exit. Note When you change the Compatibility to Basic, the ECM feature is not available.
116 Error messagesC As with any sophisticated office product, errors may occur. If this happens, your machine will identify the error and display an error message. The most common error messages are shown below. Error MessageCauseAction Check Paper SizePaper is not the correct size. Load the correct size of paper (Letter, Legal, A4 or Folio) and then set the “Paper size” (Menu , 1, 3) and “Tray Use in Fax Mode” (Menu , 1, 7, 2), See Paper Size on page 19 and Tray use in Fax mode on page 20. Comm.ErrorPoor phone line quality caused a communication error.Send the fax again or connect the machine to another telephone line. If the problem continues, call the telephone company and ask them to check your phone line. Connection FailYou tried to poll a fax machine that is not in Polled Waiting mode.Check the other fax machine’s polling setup. Cooling Down Wait for a whileThe temperature of the drum unit or toner cartridge is too hot. The machine will pause its current print job and go into cooling down mode. During the cooling down mode, you will hear the cooling fan running while the LCD shows Cooling Down, and Wait for a while.Make sure that you can hear the fan in the machine spinning and that the exhaust outlet isnt blocked by something. If the fan is spinning, remove any obstacles that surround the exhaust outlet, and then leave the machine turned on but do not use it for several minutes. If the fan is not spinning follow the suggestions below. Turn off the machines power switch and then turn it on again. If the error message continues leave the machine for several minutes and then try it again. (The machine can be turned off for up to 4 days without losing faxes stored in the memory.) Cover is OpenThe front cover is not closed completely.Close the front cover of the machine. The fuser cover is not closed completely or the paper is jammed at the fuser unit.Open the back cover, and then open the fuser cover. Remove the jammed paper if there is any, and then close the fuser cover and the back cover. DisconnectedThe other person or other person’s fax machine stopped the call.Try to send or receive again. Document JamThe document was not inserted or fed properly, or the document scanned from the ADF was too long.See Document jams on page 121 or Using the ADF on page 11.