Oki C3400N - 7.5.2 Preparing for Troubleshooting; Preparing for Troubleshooting

Oki Data CONFIDENTIAL
43163501TH Rev. 1 127 /
(1) LCD Display Malfunction ......................................................................................... 129
(1-1) Nothing is displayed in LCD ........................................................................... 129
(2) Irregular Operation of the device after turning on the power ................................... 130
(2-1) No operation .................................................................................................. 130
(2-2) Abnormal sound ............................................................................................. 131
(2-3) Abnormal odor ............................................................................................... 132
(2-4) Slow starting time ........................................................................................... 132
(3) Error number and jam location at paper jam ..................................................... 133
(3) Paper Feed Jam (Error 391:1st tray)....................................................................... 139
(3-1) Paper jam occurred immediately after turning on the printer. (1st tray) ......... 139
(3-2) Paper jam occurred immediately after paper feeding. (1st tray) .................... 139
(4) Paper Feed Jam (Error 390: Multipurpose tray) ...................................................... 141
(4-1) Paper jam occurred immediately after turning on the printer.
(Multipurpose tray) ................................................................................... 141
(4-2) Paper jam occurred immediately after paper feeding. (Multipurpose tray) .... 142
(5) Paper transport jam (Error 381) .............................................................................. 143
(5-1) Transport jam occurred immediately after turning on the printer. .................. 143
(5-2) Transport jam occurred immediately after paper pickup. ............................... 144
(5-3) Transport jam occurred during paper feeding. ............................................... 146
(5-4) Transport jam occurred immediately after fuser is in position. ....................... 147
(6) Paper Exit Jam (Error 382)...................................................................................... 148
(6-1) Paper eject jam occurred immediately after turning on the printer. ............... 148
(6-2) Paper eject jam occurred immediately after paper pickup. ............................ 149
(6-3) Paper eject jam occurred during paper feeding. ............................................ 150
(7) Paper Size Error (Error 400) ................................................................................... 151
(7-1) Jam occurred when the rear end of paper is close to IN1 sensor. ................. 151
(8) ID Unit Up-Down Error (Service Call 140-143)........................................................ 152
(8-1) Error occurred during ID unit up operation ..................................................... 152
(8-2) Error occurred during ID unit down operation ................................................ 152
(9) Fuser Error (Error 170-177)..................................................................................... 153
(9-1) Error occurred immediately after turning on the printer. ................................ 153
(9-2) Error occurred after turning on the printer for about 1 minute. ....................... 153
(10) Motor Fan Error(Error 127).................................................................................... 154
(10-1) Fan cannot rotate. ........................................................................................ 154
(11) Print Speed is Slow (Low Performance)................................................................ 155
(11-1) The print speed will fall to about 2ppm after the continuous print started for
about ten minutes. .................................................................................... 155
(11-2) The print speed slowed down ...................................................................... 155
(12) LED head is not recognized(Error 131,132,133,134) ............................................ 155
(12-1) Service Call 131-134(LED HEAD Missing) .................................................. 154
(13) Toner cartridge is not recognized (Error 540, 541, 542, 543) ............................... 156
(13-1) Consumable error ........................................................................................ 156
(13-2) Toner sensor error ....................................................................................... 156
(15-3) Defective mechanism error .......................................................................... 157
7.5.2 Preparing for troubleshooting