Service manual

1-1-2
2DA/2DB-1
(4) Background is visible. ................................................................................................................... 1-5-28
(5) A white line appears longitudinally. .............................................................................................. 1-5-28
(6) A black line appears longitudinally. .............................................................................................. 1-5-29
(7) A black line appears laterally. ....................................................................................................... 1-5-29
(8) One side of the copy image is darker than the other. ................................................................... 1-5-29
(9) Black dots appear on the image. .................................................................................................. 1-5-30
(10) Image is blurred. ........................................................................................................................... 1-5-30
(11) The leading edge of the image is consistently misaligned with the original. ................................ 1-5-30
(12) The leading edge of the image is sporadically misaligned with the original. ................................ 1-5-31
(13) Paper creases. ............................................................................................................................. 1-5-31
(14) Offset occurs. ............................................................................................................................... 1-5-31
(15) Image is partly missing. ................................................................................................................ 1-5-32
(16) Fixing is poor. ............................................................................................................................... 1-5-32
(17) Image is out of focus. ................................................................................................................... 1-5-32
(18) Image center does not align with the original center. ................................................................... 1-5-33
1-5-4 Electrical problems ............................................................................................................................. 1-5-34
(1) The machine does not operate when the power switch is turned on. ........................................... 1-5-34
(2) The drive motor does not operate (C2000). ................................................................................. 1-5-34
(3) The registration motor does not operate. ..................................................................................... 1-5-34
(4) The exit motor does not operate. .................................................................................................. 1-5-34
(5) The scanner motor does not operate. .......................................................................................... 1-5-35
(6) Cooling fan motor 1 does not operate. ......................................................................................... 1-5-35
(7) Cooling fan motor 2 does not operate. ......................................................................................... 1-5-35
(8) Cooling fan motor 3 does not operate. ......................................................................................... 1-5-35
(9) The drawer drive motor* does not operate. .................................................................................. 1-5-35
(10) The paper feed clutch does not operate. ...................................................................................... 1-5-35
(11) The bypass paper feed clutch does not operate. ......................................................................... 1-5-35
(12) The drawer paper feed clutch* does not operate. ........................................................................ 1-5-36
(13) The cleaning lamp does not turn on. ............................................................................................ 1-5-36
(14) The exposure lamp does not turn on. ........................................................................................... 1-5-36
(15) The exposure lamp does not turn off. ........................................................................................... 1-5-36
(16) The fixing heater does not turn on (C6000). ................................................................................. 1-5-36
(17) The fixing heater does not turn off. ............................................................................................... 1-5-36
(18) Main charging is not performed. ................................................................................................... 1-5-36
(19) Transfer charging is not performed. ............................................................................................. 1-5-37
(20) No developing bias is output. ....................................................................................................... 1-5-37
(21) The original size is not detected. .................................................................................................. 1-5-37
(22) The original size is not detected correctly. ................................................................................... 1-5-37
(23) The message requesting paper to be loaded is shown when paper is present in the drawer 1. .. 1-5-37
(24) The message requesting paper to be loaded is shown when paper is present in the drawer 2*. 1-5-37
(25) The size of paper in the drawer 1 is not displayed correctly. ........................................................ 1-5-37
(26) The size of paper in the drawer 2* is not displayed correctly. ...................................................... 1-5-37
(27) A paper jam in the paper feed, paper conveying or fixing section is indicated when
the power switch is turned on. ...................................................................................................... 1-5-38
(28) The message requesting covers to be closed is displayed when the front cover and
left cover are closed. .................................................................................................................... 1-5-38
(29) Others. .......................................................................................................................................... 1-5-38
1-5-5 Mechanical problems ......................................................................................................................... 1-5-39
(1) No primary paper feed. ................................................................................................................. 1-5-39
(2) No secondary paper feed. ............................................................................................................ 1-5-39
(3) Skewed paper feed. ...................................................................................................................... 1-5-39
(4) The scanner does not travel. ........................................................................................................ 1-5-39
(5) Multiple sheets of paper are fed at one time.................................................................................. 1-5-39
(6) Paper jams. .................................................................................................................................. 1-5-39
(7) Toner drops on the paper conveying path. ................................................................................... 1-5-40
(8) Abnormal noise is heard. .............................................................................................................. 1-5-40