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Canon printer imageCLASS MF6550 User Manual

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    							11-4
    Maintenance
    10Close the left cover.
    CAUTION
    – Be careful not to get your fingers caught.
    – If you cannot close the left cover, do not 
    force it to close. Open the cover and 
    make sure the toner cartridge is properly 
    set in the machine.
    11Reconnect the power cord and 
    turn on the main power switch.
    Fuser Roller
    If black streaks appear with printing, the 
    fuser roller in the main unit may be dirty. 
    Should this occur, clean the fusing roller 
    in the following procedure. The roller 
    should also be cleaned each time the 
    toner cartridge is replaced. Load a sheet 
    of blank LTR paper into the multi-purpose 
    tray and start cleaning.
    NOTE
    Cleaning the roller takes approximately 100 
    seconds.
    1Press [Additional Functions].
    2Press [ ] or [ ] to select 
    , then 
    press [OK].
    3Open the multi-purpose tray. 
    						
    							11-5
    Maintenance
    4Pull out the multi-purpose tray 
    extension until it clicks, then 
    open it.
    5Load a sheet of blank LTR paper.
    6Press [ ] or [ ] to select 
    , then 
    press [OK].
    Cleaning starts. When finished, the display 
    returns to standby mode.
    NOTE
    – Use standard paper as the cleaning 
    paper.
    – Throw away the cleaning paper after use.
    Scanning area
    Keep the scanning area clean to avoid 
    dirty copies or faxes to be sent.
    ●Platen glass
    1Open the platen glass cover.
    2Clean the platen glass and the 
    underside of the platen glass 
    cover with a cloth dampened 
    with water. Then wipe the area 
    with a soft, dry cloth.
    NOTE
    Do not dampen the cloth too much, as this 
    may tear the document or damage the 
    machine. 
    						
    							11-6
    Maintenance
    3Close the platen glass cover.
    CAUTION
    Be careful not to get your fingers caught.
    ●ADF
    If your documents have black streaks or 
    appear dirty after copying them using the 
    ADF, this may be caused by pencil lead 
    rubbing off the documents and onto the 
    roller. Clean the ADF scanning area, film, 
    and roller.
    1Turn off the main power switch 
    and disconnect the power cord.
    2Open the ADF.
    3Clean the rollers (A) inside the 
    ADF with a cloth dampened with 
    water. Then wipe the area with a 
    soft, dry cloth.
    NOTE
    Do not dampen the cloth too much, as this 
    may tear the document or damage the 
    machine.
    4Lift the document feeder tray.
    5Clean the rollers (B) below the 
    document feeder tray with a 
    cloth dampened with water. 
    Then wipe the area with a soft, 
    dry cloth.
    A
    B 
    						
    							11-7
    Maintenance
    6Lower the document feeder tray. 
    CAUTION
    Be careful not to get your fingers caught.
    7Close the ADF.
    CAUTION
     
    Be careful not to get your fingers caught.
    8Open the platen glass cover.
    9Clean the ADF scanning area (on 
    the left side of the platen glass) 
    and the document feeding roller 
    with a cloth dampened with 
    water. Then wipe the area with a 
    soft, dry cloth.
    10Close the platen glass cover.
    CAUTION
    Be careful not to get your fingers caught.
    11Reconnect the power cord and 
    turn on the main power switch. 
    						
    							11-8
    Maintenance
    Cleaning the ADF Automatically
    If your documents have black streaks or appear dirty after scanning them through the 
    ADF, clean the ADF roller by repeatedly feeding blank sheets of paper through it.
    1Press [Additional Functions].
    2Press [ ] or [ ] to select , then press [OK].
    3Press [ ] or [ ] to select , then press [OK].
    4Load 5 sheets of blank paper into the ADF, then press [OK].
    ADF cleaning starts. When finished, the display returns to standby mode.
    NOTE
    Use LTR paper.
    04
    08
    2Address
    Book
    Paper
    Select
    COPY FAX SCAN
    Image Quality Density Enlarge/ReduceOK
    Two-SidedSystem
    Monitor
    View
    Settings
    Reset CollateGHI
    @./
    PQRS
    To n eJKL ABC
    TUVMNODEF
    Clear ON/OFF
    Stop
    Start
    Processing/
    DataErrorPower
    WXYZ
    SYMBOLS
    Additional
    Functions2 on 1
    Frame
     Erase ded
    al
    1
    4
    72
    5
    8
    0#3C
    6
    9
    [OK]
    1
    2
    3 
    						
    							11-9
    Maintenance
    Transcription Roller 
    If the back of the paper is smudged after printing, the transcription roller may be dirty. 
    Clean the transcription roller in the following procedure.
    1Press [Additional Functions].
    2Press [ ] or [ ] to select , then press [OK].
    3Confirm that  is displayed, then press [OK].
    Cleaning starts. When finished, the display returns to standby mode.
    04
    08
    2Address
    Book
    Paper
    Select
    COPY FAX SCAN
    Image Quality Density Enlarge/ReduceOK
    Two-SidedSystem
    Monitor
    View
    Settings
    Reset CollateGHI
    @./
    PQRS
    To n eJKL ABC
    TUVMNODEF
    Clear ON/OFF
    Stop
    Start
    Processing/
    DataErrorPower
    WXYZ
    SYMBOLS
    Additional
    Functions2 on 1
    Frame
     Erase ded
    al
    1
    4
    72
    5
    8
    0#3C
    6
    9
    [OK]
    1
    2
    3 
    						
    							11-10
    Maintenance
     
    Replacing the Toner Cartridge
    When the LCD displays , redistribute 
    toner in the toner cartridge. If the 
    message persists, replace the toner 
    cartridge.
    Redistributing Toner
    1Open the left cover.
    2Grasp the blue plastic pull tab 
    (A) on the toner cartridge.
    3Pull the blue plastic pull tab until 
    you can easily hold the handle of 
    the toner cartridge.
    4Remove the toner cartridge.
    CAUTION
    – Always hold the toner cartridge by its 
    handle.
    – Do not open the drum protective shutter 
    on the toner cartridge. Print quality may 
    deteriorate if the drum surface is 
    exposed to light or is damaged.
    A 
    						
    							11-11
    Maintenance
    5Gently rock the toner cartridge 5 
    or 6 times to distribute toner 
    evenly.
    6Hold the toner cartridge by its 
    handle.
    The arrows (A) on the toner cartridge 
    should be pointing toward the machine.
    7Insert the toner cartridge into 
    the machine as far as it will go.
    The left edge (A) and the right side 
    protrusions (B, C) of the toner cartridge 
    should be aligned with the guides inside 
    the machine.
    8Push the toner cartridge to make 
    sure it is properly set in the 
    machine.
    CAUTION
    Do not touch the fixing assembly (A) as it 
    becomes very hot during use.
    A
    B
    C A
    A 
    						
    							11-12
    Maintenance
    9Close the left cover.
    CAUTION
    – Be careful not to get your fingers caught.
    – If you cannot close the left cover, do not 
    force it to close. Open the cover and 
    make sure the toner cartridge is properly 
    set in the machine.
    Replacing the Toner 
    Cartridge
    1Open the left cover.
    2Grasp the blue plastic pull tab 
    (A) on the toner cartridge.
    3Pull the blue plastic pull tab until 
    you can easily hold the handle of 
    the toner cartridge.
    A 
    						
    							11-13
    Maintenance
    4Remove the toner cartridge.
    CAUTION
    – Always hold the toner cartridge by its 
    handle.
    – Do not open the drum protective shutter 
    on the toner cartridge. Print quality may 
    deteriorate if the drum surface is 
    exposed to light or is damaged.
    5Remove the new toner cartridge 
    from the protective material.
    6Gently rock the toner cartridge 5 
    or 6 times to distribute toner 
    evenly.
    7Remove the seals (2 places).
    8Raise the blue plastic pull tab. 
    						
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