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(33) The image formation fan motor does not operate. ..........................................................................1-5-63
(34) The developing duct fan motor does not operate............................................................................1-5-63
(35) PWB fan motor 1 or 2 does not operate..........................................................................................1-5-63
(36) The power source fan motor does not operate. ..............................................................................1-5-63
(37) The feedshift fan motor does not operate. ......................................................................................1-5-64
(38) The duplex fan motor does not operate. .........................................................................................1-5-64
(39) The shield box fan motor does not operate.....................................................................................1-5-64
(40) The MP solenoid does not operate. ................................................................................................1-5-64
(41) The feedshift solenoid does not operate. ........................................................................................1-5-64
(42) The fuser web solenoid does not operate. ......................................................................................1-5-64
(43) The duplex feedshift solenoid does not operate..............................................................................1-5-65
(44) The duplex switchback solenoid does not operate..........................................................................1-5-65
(45) The cleaning lamp does not turn on. ...............................................................................................1-5-65
(46) The exposure lamp does not turn on...............................................................................................1-5-65
(47) The exposure lamp does not turn off...............................................................................................1-5-65
(48) The fuser heater lamp M, S or L does not turn on...........................................................................1-5-65
(49) The fuser heater lamp M, S or L does not turn off...........................................................................1-5-65
(50) No main charging. ...........................................................................................................................1-5-65
(51) No developing bias is output. ..........................................................................................................1-5-66
(52) No transfer bias is output. ...............................................................................................................1-5-66
(53) The original size is not detected......................................................................................................1-5-66
(54) The original size is not detected correctly. ......................................................................................1-5-66
(55) The touch panel keys do not work...................................................................................................1-5-66
(56) The message requesting paper to be loaded is shown when paper is present in cassette 1. ........1-5-66
(57) The message requesting paper to be loaded is shown when paper is present in cassette 2. ........1-5-66
(58) The message requesting paper to be loaded is shown when paper is present in cassette 3. ........1-5-66
(59) The message requesting paper to be loaded is shown when paper is present in cassette 4. ........1-5-66
(60) The message requesting paper to be loaded is shown when paper is present on the MP tray. .....1-5-67
(61) The size of paper in cassette 3 is not displayed correctly. ..............................................................1-5-67
(62) The size of paper in cassette 4 is not displayed correctly. ..............................................................1-5-67
(63) The size of paper on the MP tray is not displayed correctly............................................................1-5-67
(64) A paper jam in the paper feed, paper conveying or fuser section is indicated
when the main power switch is turned on. ......................................................................................1-5-68
(65) The message requesting cover to be closed is displayed when the front cover is closed. .............1-5-68
(66) Others..............................................................................................................................................1-5-68
DP
(1) The original feed motor does not operate. ......................................................................................1-5-69
(2) The original conveying motor does not operate. .............................................................................1-5-69
(3) The original registration motor does not operate.............................................................................1-5-69
(4) The DP lift motor does not operate. ................................................................................................1-5-69
(5) The DP fan motor does not operate. ...............................................................................................1-5-69
(6) The CIS does not turn on. ...............................................................................................................1-5-70
(7) The CIS does not turn off. ...............................................................................................................1-5-70
(8) A message indication cover open is displayed when the DP is closed correctly. ...........................1-5-70
(9) The size of original is not displayed correctly..................................................................................1-5-70
(10) An original jams when the main power switch is turned on.............................................................1-5-71
1-5-5 Mechanical problems ............................................................................................................................1-5-72
Copier
(1) No primary paper feed.....................................................................................................................1-5-72
(2) No secondary paper feed. ...............................................................................................................1-5-72
(3) Skewed paper feed. ........................................................................................................................1-5-72
(4) The scanner does not travel............................................................................................................1-5-72
(5) Multiple sheets of paper are fed at one time. ..................................................................................1-5-72
(6) Paper jams. .....................................................................................................................................1-5-72
(7) Toner drops on the paper conveying path.......................................................................................1-5-72
(8) Abnormal noise is heard..................................................................................................................1-5-73
DP
(1) No primary original feed. .................................................................................................................1-5-74
(2) No secondary paper feed. ...............................................................................................................1-5-74
(3) Originals jam. ..................................................................................................................................1-5-74
Y104350-7
Sevice Manual
xiii
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