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Brother DCP 7040 User Manual

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    43
    B
    B
    TroubleshootingB
    If you think there is a problem with your machine, check the chart below and follow the 
    troubleshooting tips.
    Most problems can be easily resolved by your self. If you need additional help, the Brother 
    Solutions Center offers the latest FAQs and troubleshooting tips. Visit us at 
    http://solutions.brother.com/
    .
    If you are having diffic ulty with your machineB
    Check the chart below and follow the troubleshooting tips.
    Troubleshooting and routine 
    maintenance
    B
    Copy quality difficulties 
    DifficultiesSuggestions
    Vertical black line appears in 
    copies. Black vertical lines on copies
     are typically caused by dirt or correction fluid on the 
    glass strip (DCP-7040 and DCP-7045N only),  or the corona wire for printing is 
    dirty. (See  Cleaning the scanner glass  on page 63 and Cleaning the corona wire  
    on page 65.)
    Printing difficulties 
    DifficultiesSuggestions
    No printout. „Check that the machine is plugged in and the power switch is turned on.
    „ Check that the toner cartridge and drum unit are installed correctly. (See 
    Replacing the drum unit  on page 73.)
    „ Check the interface cable connection on both the machine and your computer. 
    (See  the Quick Setup Guide .)
    „ Check that the correct printer  driver has been installed and chosen.
    „ Check to see if the LCD is showing an error message. (See  Error and 
    maintenance messages  on page 54.)
    „ Check that machine is online:  
    (For Windows Vista
    ®)  
    Click the  Start button,  Control Panel , Hardware and Sound , and then 
    Printers . Right-click  Brother DCP-XXXX Printer . Make sure that Use Printer 
    Offline  is unchecked.  
    (For Windows Server ®
     2003 (DCP-7045N only) and Windows
    ® XP)  
    Click the  Start button and choose  Printers. Right-click  Brother DCP-XXXX 
    Printer . Make sure that  Use Printer Offline  is unchecked. 
    (For Windows ®
     2000)  
    Click the  Start button and choose  Settings and then  Printers. Right-click 
    Brother DCP-XXXX Printer . Make sure that Use Printer Offline  is 
    unchecked.
     
    						
    							
    44
    The machine prints unexpectedly 
    or it prints garbage.„
    Pull out the paper tray and wait until the machine stops printing. Then turn off 
    the machine’s power switch and disconnect from the power for several 
    minutes. 
    „ Check the settings in your application to  make sure it is set up to work with 
    your machine.
    The machine prints the first couple 
    of pages correctly, then some 
    pages have text missing. „
    Check the settings in your application to make  sure that it is set up to work with 
    your machine.
    „ Your computer is not recognising the ma chine’s input buffer’s full signal. Make 
    sure that you connected the in terface cable correctly. (See the Quick Setup 
    Guide .)
    The headers or footers appear 
    when the document displays on the 
    screen but they do not show up 
    when it is printed. There is an unprintable area on the top and bottom of the page. Adjust the top and 
    bottom margins in your document to allow for this.
    Scanning difficulties 
    DifficultiesSuggestions
    TWAIN errors appear while 
    scanning. Make sure that the Brother TWAIN driver is chosen as the primary source. In 
    PaperPort™ 11SE, click 
    File, Scan or Get Photo  and choose the Brother 
    TWAIN driver .
    OCR does not work Try increasing the scanning resolution.
    Network scanning does not work.  
    (DCP-7045N only)  See 
    Network difficulties (DCP-7045N only)  on page 45.
    Software difficulties 
    DifficultiesSuggestions
    Cannot install software or print. Run the  Repair MFL-Pro Suite program on the CD-ROM. This program will repair 
    and reinstall the software.
    Cannot perform ‘2 in 1’ or ‘4 in 1’ 
    printing. Check that the paper size setting in the appl
    ication and in the printer driver are the 
    same.
    The machine does not print from 
    Adobe
    ® Illustrator®.  Try to reduce the print resolution. (See 
    Advanced tab in the Software User’s Guide 
    on the CD-ROM .) 
    Paper handling difficulties 
    DifficultiesSuggestions
    The machine does not load paper.
    The LCD shows  No Paper or a 
    Paper Jam message.  „
    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.
    „ If the LCD shows Paper Jam message and you still have a problem, see 
    Paper jams  on page 57.
    Printing difficulties (continued)
    DifficultiesSuggestions
     
    						
    							
    Troubleshooting and routine maintenance45
    B
    How do I print on envelopes? You can l oad envelopes from the manual feed slot. Your application must be set 
    up to print the envelope size you are usi ng. This is usually done in the Page Setup 
    or Document Setup menu of your application. (See your application’s manual for 
    more information.)
    Which paper can I use? You can use  plain paper, recycled paper, transparency and labels that are made 
    for laser machines. (For details, see  Acceptable paper and other print media  
    on page 11.)
    There is a paper jam. (See  Paper jams on page 57.)
    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 print media type you 
    are using. (See  Acceptable paper and other print media  on page 11.)
    Printed  pages  are  smeared. The Paper Type setting may be in correct 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 print media  on page 11 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, set Toner Save mode 
    to off in the machine menu settings. (See  Toner Save on page 18.)
    „ 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 (DCP-7045N only) 
    DifficultiesSuggestions
    Cannot print over a wired Network. If you are having Network problems see  the Network Users Guide on the CD-
    ROM  for more information.
    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  Network 
    Configuration List (DCP-7045N only)  on page 19.) Reconnect the LAN cable to 
    the hub to verify that the cable and netwo rk connections are good. If possible, try 
    connecting the machine to a different por t on your hub using a different cable. If 
    the connections are good, the lower LED of the back panel of the machine will be 
    green.
    Paper handling difficulties (continued)
    DifficultiesSuggestions
     
    						
    							
    46
    The network scanning 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 t he instructions below to configure 
    Windows
    ® Firewall. If you are using other 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 chosen.
    6. Click  OK.
    eIf you still have trouble with your network connection, click the  Add button.
    fTo add port 137 for network scanning and network printing, enter the 
    information below:
    1. In  Description of service : - Enter any description, for example “Brother 
    network scanning”
    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 chosen.
    6. Click  OK.
    gMake sure if the new setting is added and is checked, and then click  OK.
    Network difficulties (DCP-7045N only) (continued)
    DifficultiesSuggestions
     
    						
    							
    Troubleshooting and routine maintenance47
    B
    The network scanning 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 chosen. Then click  OK.
    gMake sure that the new setting is added and is checked, and then click 
    Apply .
    hIf 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. For Windows
    ® users:
     The firewall setting on your PC may be rejecting the 
    necessary network connection. For det ails, see the instruction above.
    For Macintosh users:  Re-select your machine in the Device Selector 
    application located in 
    Macintosh HD/Library/Printers/Brother/Utilities/DeviceSelector  or from the 
    Model pop-up menu of ControlCenter2.
    Network difficulties (DCP-7045N only) (continued)
    DifficultiesSuggestions
     
    						
    							
    48
    Improving the print qualityB
    Examples of poor print 
    qualityRecommendation
     
    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 print media  on page 11.)
    „ Make sure that you choose the appropriate media type in the printer 
    driver or in the machine’s Paper Type menu setting. (See  Acceptable 
    paper and other print media  on page 11 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.
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
     
    White lines down the page „
    Wipe the laser scanner windows with a soft cloth. (See  Cleaning the 
    laser scanner window  on page 63.)
    „ Make sure that a torn sheet of paper is not inside the machine 
    covering the scanner window.
    „ The toner cartridge may be damaged. Put in a new toner cartridge. 
    (See  Replacing a toner cartridge  on page 69.)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
     
    Hollow print „
    Make sure that you use paper that  meets our specifications. (See 
    Acceptable paper and other print media  on page 11.) 
    „ Choose  Thick paper  mode in the printer driver, choose  Thick in the 
    machine’s Paper Type menu setting or use thinner paper than you 
    are currently using. (See  Paper type on page 17 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 34.)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
     
    Grey background „
    Make sure that you use paper that  meets our specifications. (See 
    Acceptable paper and other print media  on page 11.) 
    „ Check the machine’s environment. Conditions such as high 
    temperatures and high humidit y can increase the amount of 
    background shading. (See  Choosing a location on page 34.)
    „ The toner cartridge may be damaged. Put in a new toner cartridge. 
    (See  Replacing a toner cartridge  on page 69.)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
     
    						
    							
    Troubleshooting and routine maintenance49
    B
     
    Page skewed„
    Make sure that the paper or other  print media is loaded correctly in 
    the paper tray and that the guides  are not too tight or too loose 
    against the paper stack.
    „ Set the paper guides correctly. (See  Loading paper in the paper tray 
    on page 6.)
    „ The paper tray may be too full.
    „ If you are using the manual feed slot, see  Loading paper in the 
    manual feed slot  on page 7.
    „ Check the paper type and quality. (See  Acceptable paper and other 
    print media  on page 11.)
     
    Ghost „
    Make sure that you use paper th at meets our specifications. Rough-
    surfaced paper or thick paper may cause the problem. (See 
    Acceptable paper and other print media  on page 11.)
    „ Make sure that you choose the corre ct media type in the printer driver 
    or in the machine’s Paper Type menu setting. (See  Acceptable paper 
    and other print media  on page 11 and Basic tab in the Software 
    User’s Guide on the CD-ROM .)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
    „ The fuser unit may be contaminated. Call your Brother dealer for 
    service.
     
    Wrinkles or creases „
    Check the paper type and quality. (See  Acceptable paper and other 
    print media  on page 11.)
    „ Make sure that paper is loaded correctly. (See  Loading paper in the 
    paper tray  on page 6.)
    „ Turn over the stack of paper in the tr ay or rotate the paper 180° in the 
    input tray.
     
    Poor fixing „
    Choose  Improve Toner Fixing  mode in the printer driver. (See 
    Device Options (For Windows
    ®) or Print Settings (For Macintosh)  in 
    the Software User’s  Guide on the CD-ROM .)
    If this selection does not provide enough improvement, choose 
    Thicker Paper   in Media Type  settings.
    Examples of poor print 
    qualityRecommendation
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
    B DEFGH
    abc efghijk
    ACD bcde134
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
     
    						
    							
    50
     
    Curled or wavy„
    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.
     
    White Spots on black text 
    and graphics at 75 mm  intervals
     
    Black Spots at 75 mm intervals „
    Make ten copies of a blank,  white sheet of paper. (See Making 
    multiple copies  on page 22.) If the problem is not solved, the drum 
    unit may have glue from a labe l stuck on the OPC drum surface. 
    Clean the drum unit. (See  Cleaning the drum unit on page 67.)
    „ The drum unit may be damaged. Put in a new drum. (See  Replacing 
    the drum unit  on page 73.)
    Examples of poor print 
    qualityRecommendation
    75 mm
    75 mm
    75 mm
    75 mm
     
    						
    							
    Troubleshooting and routine maintenance51
    B
     
    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 34.)
    „ If the whole page is too light, Toner Save mode may be on. Turn off 
    Toner Save  mode in the machine menu settings or  Toner Save 
    mode in the printer  Properties of the driver. (See  Toner Save 
    on page 18 or  Advanced tab in the Software User’s Guide on the CD-
    ROM .)
    „ Clean the scanner window and the co rona wire of the drum unit. (See 
    Cleaning the laser scanner window  on page 63 and Cleaning the 
    corona wire  on page 65.)
    „ The toner cartridge may be damaged. Put in a new toner cartridge. 
    (See  Replacing a toner cartridge  on page 69.)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
     
    Toner specks „
    Make sure that you use paper th at meets our specifications. Rough-
    surfaced paper may cause the problem. (See  Acceptable paper and 
    other print media  on page 11.)
    „ Clean the corona wire and the drum unit. (See  Cleaning the corona 
    wire  on page 65 and  Cleaning the drum unit  on page 67.)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
    „ The fuser unit may be contaminated. Call your Brother dealer for 
    service.
     
    All black „
    Clean the corona wire inside the drum  unit by sliding the green tab. 
    Be sure to return the green tab to the home position ( a). (See 
    Cleaning the corona wire  on page 65.)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
    „ The fuser unit may be contaminated. Call your Brother dealer for 
    service.
    Examples of poor print 
    qualityRecommendation
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
    CDEF
    d
    efg
    BC
    b
    cd
    23
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
     
    						
    							
    52
     
    Black toner marks across the page „
    Make sure that you use paper that  meets our specifications. (See 
    Acceptable paper and other print media  on page 11.)
    „ If you use label sheets for laser machines, the glue from the sheets 
    may sometimes stick to the OPC drum  surface. Clean the drum unit. 
    (See  Cleaning the drum unit  on page 67.)
    „ 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 toner cartridge may be damaged. Put in a new toner cartridge. 
    (See  Replacing a toner cartridge  on page 69.)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
     
    Line across the page „
    Clean the laser scanner window and the corona wire inside the drum 
    unit. (See  Cleaning the laser scanner window  on page 63 and 
    Cleaning the corona wire  on page 65.)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
     
    Black lines down the page
     Printed pages have toner  stains down the page „
    Clean the corona wire inside the drum unit by sliding the green tab. 
    Be sure to return the green tab to the home position ( a). (See 
    Cleaning the corona wire  on page 65.)
    „ The toner cartridge may be damaged. Put in a new toner cartridge. 
    (See  Replacing a toner cartridge  on page 69.)
    „ The drum unit may be damaged. Put in a new drum unit. (See 
    Replacing the drum unit  on page 73.)
    „ The fuser unit may be smudged. Call your Brother dealer for service.
    Examples of poor print 
    qualityRecommendation
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
    ABCDEFGH
    abcdefghijk
    ABCD
    abcde
    01234
     
    						
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