Kyocera AD-63 Service Manual page 10

(30) The fixing heater does not turn off. ............................................................................................... 1-5-50
(31) Main charging is not performed. ................................................................................................... 1-5-50
(32) Transfer charging is not performed. ............................................................................................. 1-5-51
(33) No developing bias is output. ....................................................................................................... 1-5-51
(34) The original size is not detected. .................................................................................................. 1-5-51
(35) The original size is not detected correctly. ................................................................................... 1-5-51
(36) The touch panel keys do not work. ............................................................................................... 1-5-51
(37) The message requesting paper to be loaded is shown
when paper is present in the upper drawer. ................................................................................. 1-5-51
(38) The message requesting paper to be loaded is shown
when paper is present in the lower drawer. .................................................................................. 1-5-51
(39) The message requesting paper to be loaded is shown
when paper is present on the bypass tray. ................................................................................... 1-5-51
(40) The size of paper in the upper drawer is not displayed correctly. ................................................ 1-5-52
(41) The size of paper in the lower drawer is not displayed correctly. ................................................. 1-5-52
(42) The printing width of the paper on the bypass tray is not detected correctly. ............................... 1-5-52
(43) A paper jam in the paper feed, paper conveying or fixing section is indicated
when the power switch is turned on. ............................................................................................ 1-5-53
(44) The message requesting covers to be closed is displayed
when the front cover and conveying cover are closed. ................................................................ 1-5-53
(45) Others. .......................................................................................................................................... 1-5-53
1-5-5 Mechanical problems ......................................................................................................................... 1-5-54
(1) No primary paper feed. ................................................................................................................. 1-5-54
(2) No secondary paper feed. ............................................................................................................ 1-5-54
(3) Skewed paper feed. ...................................................................................................................... 1-5-54
(4) The scanner does not travel. ........................................................................................................ 1-5-54
(5) Multiple sheets of paper are fed at one time. ................................................................................. 1-5-54
(6) Paper jams. .................................................................................................................................. 1-5-54
(7) Toner drops on the paper conveying path. ................................................................................... 1-5-55
(8) Abnormal noise is heard. .............................................................................................................. 1-5-55
1-6 Assembly and Disassembly
1-6-1 Precautions for assembly and disassembly ......................................................................................... 1-6-1
(1) Precautions ..................................................................................................................................... 1-6-1
(2) Running a maintenance item .......................................................................................................... 1-6-2
1-6-2 Paper feed section ............................................................................................................................... 1-6-3
(1) Detaching and refitting the forwarding, paper feed and separation pulleys .................................... 1-6-3
(2) Detaching and refitting the bypass separation, bypass papaer feed and
bypass forwarding pulleys .............................................................................................................. 1-6-5
(3) Adjustment after roller and clutch replacement ............................................................................ 1-6-10
(3-1) Adjusting the leading edge registration of image printing .................................................... 1-6-10
(3-2) Adjusting the leading edge registration for memory image printing ..................................... 1-6-11
(3-3) Adjusting the center line of image printing ........................................................................... 1-6-12
(3-4) Adjusting the margins for printing ........................................................................................ 1-6-13
(3-5) Adjusting the amount of slack in the paper .......................................................................... 1-6-14
1-6-3 Optical section .................................................................................................................................... 1-6-15
(1) Detaching and refitting the exposure lamp ................................................................................... 1-6-15
(2) Detaching and refitting the scanner wires .................................................................................... 1-6-16
(2-1) Detaching the scanner wires ............................................................................................... 1-6-16
(2-2) Refitting the scanner wires .................................................................................................. 1-6-17
(3) Detaching and refitting the laser scanner unit .............................................................................. 1-6-20
(4) Adjusting the skew of the laser scanner unit (reference) .............................................................. 1-6-22
(5) Detaching and refitting the ISU (reference) .................................................................................. 1-6-23
(6) Adjusting the position of the ISU (reference) ................................................................................ 1-6-25
(7) Adjusting the longitudinal squareness (reference) ....................................................................... 1-6-26
(8) Adjusting magnification of the scanner in the main scanning direction ........................................ 1-6-27
(9) Adjusting magnification of the scanner in the auxiliary scanning direction ................................... 1-6-28
(10) Adjusting the scanner leading edge registration ........................................................................... 1-6-29
(11) Adjusting the scanner center line ................................................................................................. 1-6-30
(12) Adjusting the margins for scanning an original on the contact glass ............................................ 1-6-31
1-1-3
2FD/2FF/2FG