2N8/2N7-3
(4) Paper jam at feeding from cassette 2
Electrical parts that could cause paper jam during paper travelling
at the primary feeding (to regist roller)............................................................................ 1-4-41
(5) Paper jam during manual feeding
Electrical parts that could cause paper jam during paper travelling
at the primary feeding (to regist roller)............................................................................ 1-4-43
(6) Paper jam at the duplex re-feeding part
Electrical parts that could cause paper jam during paper travelling
at the primary feeding (to regist roller)............................................................................ 1-4-46
(7) Electrical parts that could cause paper jam at the transfer part ..................................... 1-4-47
(8) Electrical parts that could cause paper jam at the fuser and eject part .......................... 1-4-48
(9) Electrical parts that could cause paper jam at the duplex part ....................................... 1-4-50
(10) Electrical parts that could cause paper jam at the BR (bridge) part ............................... 1-4-52
(11) Electrical parts that could cause paper jam at the DF paper entry,
feedshift and subtray left eject part................................................................................. 1-4-54
(12) Electrical parts that could cause paper jam at the DF process part ............................... 1-4-56
(13) Electrical parts that could cause paper jam at the DF eject tray part ............................. 1-4-57
(14) Electrical parts that could cause paper jam at the CF conveying part............................ 1-4-58
1-4-3 Self-diagnostic function ....................................................................................................... 1-4-59
(1) Self-diagnostic function .................................................................................................. 1-4-59
(2) Self diagnostic codes...................................................................................................... 1-4-60
(3) System Error (Fxxxx) Outline ....................................................................................... 1-4-154
1-4-4 Image formation problems ................................................................................................. 1-4-159
1-4-5 Poor image (due to DP and scanner reading) ................................................................... 1-4-161
(1) No image appears (entirely white)................................................................................ 1-4-162
(2) No image appears (entirely black)................................................................................ 1-4-165
(3) Image is too light. ......................................................................................................... 1-4-167
(4) The background is colored. .......................................................................................... 1-4-170
(5) White streaks are printed vertically............................................................................... 1-4-173
(6) Black streaks appear longitudinally. ............................................................................. 1-4-175
(7) Streaks are printed horizontally. ................................................................................... 1-4-178
(8) One side of the print image is darker or brighter than the other. .................................. 1-4-181
(9) Black dots appear on the image. .................................................................................. 1-4-184
(10) Image is blurred............................................................................................................1-4-186
(11) The leading edge of the image is consistently misaligned with the original. ................ 1-4-188
(12) Part of image is missing. .............................................................................................. 1-4-190
(13) Image is out of focus. ................................................................................................... 1-4-193
(14) Image center does not align with the original center. ................................................... 1-4-195
(15) Moires........................................................................................................................... 1-4-196
(16) Skewed image .............................................................................................................. 1-4-198
(17) Abnormal image ........................................................................................................... 1-4-200
1-4-6 Poor image (Image rendering problems: printer engine .................................................... 1-4-202
(1) No image appears (entirely white)................................................................................ 1-4-204
(2) No image appears (entirely black)................................................................................ 1-4-205
(3) Image is too light. ......................................................................................................... 1-4-206
(4) The background is colored. .......................................................................................... 1-4-209
(5) White streaks are printed vertically............................................................................... 1-4-211
(6) Black streaks appear longitudinally. ............................................................................. 1-4-212
(7) Black or white streaks appear horizontally. .................................................................. 1-4-213
(8) Uneven density longitudinally. ......................................................................................1-4-214
(9) Uneven density horizontally.......................................................................................... 1-4-215
(10) Black dots appear on the image. .................................................................................. 1-4-216
(11) Offset occurs. ...............................................................................................................1-4-217
(12) Image is partly missing. ................................................................................................ 1-4-218
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