Service Manuals, User Guides, Schematic Diagrams or docs for : Konica Minolta Copiers 1312 1312ech4

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Chapter 4                    Adjustment




4-1. Toner density ......................................................... 4-1

4-2. Fusing temperature .............................................. 4-1

4-3. Exposure voltage .................................................. 4-2

4-4. Image position ....................................................... 4-2
4-4-1. Center position .................................................. 4-2
4-4-2. Leading edge position ....................................... 4-3
4-4-3. Image skew ......................................................... 4-3

4-5. Magnification adjustment ..................................... 4-3
4-5-1. Feeding direction (Vertical magnification) ...... 4-3
4-5-2. Crosswise direction
       (Horizontal magnification) ................................. 4-4

4-6. Optical section adjustment .................................. 4-4
4-6-1. Light distribution ............................................... 4-4
4-6-2. Scanner reference position .............................. 4-5
4-6-3. Lens reference position .................................... 4-5
4-6-4. Diagonal distortion ............................................ 4-5
4-6-5. Image distortion ................................................. 4-5
4-6-6. Focus .................................................................. 4-5
4-6-7. Image center position ........................................ 4-6
4-6-8. Focus (Horizontal blurring) ............................... 4-6
4-6-9. Horizontal magnification ................................... 4-6

4-7. Leading and trailing edges erase width .............. 4-6
                                                                                                 Chapter 4 Adjustment



4-1. Toner density                                               4-2. Fusing temperature
 The toner density adjustment procedure is used to                The fusing temperature adjustment is carried out to
 adjust the black matte section density or the toner              improve the fusing performance when copying onto
 consumption amount, etc.                                         thick paper, and to uncurl thin paper, etc.

 1) Procedure                                                     1) Procedure
 1. Call out the service mode.                                    1. Call out the service mode.
    (Press the Enlarge key and Reduce key for 5 sec.                 (Press the Enlarge key and Reduce key for 5 sec.
    in the Scale 1: 1 mode, and press the 0 key within               in the Scale 1: 1 mode, and press the 0 key within
    2 sec. after the local destination displayed)                    2 sec. after the local destination displayed)




         Japan               US             Europe                        Japan                 US            Europe


 2. Select 25 mode.                                               2. Select 25 mode.
    (Input 25 with the numeric keypad, and then press                (Input 25 with the numeric keypad, and then press
    the Start Print key.)                                            the Start Print key.)




 3. Select address 84 (toner density control setting).       1    3. Select address 80 (Fusing temperature control
    (Input 84 with the numeric keypad, and then press                setting).
    the Start Print key.)                                            (Input 80 with the numeric keypad, and then press
                                                                     the Start Print key.)




 4. Change the setting data to the required data (1 to 5).
    (Input the data with the numeric keypad, and then             4. Change the setting data to the required data (1 to 5).
    press the Start Print key.)                                      (Input the data with the numeric keypad, and then




   Data                  Toner density                              Data     Fusing temperature           Remarks

     1                      Lighter                                   1               182

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