Oki Data CONFIDENTIAL
43827101TH Rev.2 183 /
7.5.2 Preparing for troubleshooting
(1)LCD Display Malfunction .......................................................................................... 183
(1-1)Nothing is displayed in LCD ............................................................................ 183
(1-2)The first line is black display in LCD ............................................................... 185
(1-3)PLEASE WAIT
(The display changes to “COMMUNICATION ERROR” if you leave them as they are) . 185
(1-4)An error message related to the operation panel is displayed. ....................... 185
(1-5)“RAM CHECK” or “INITIALIZING” are displayed ............................................ 186
(2) Irregular Operation of the device after turning on the power .................................. 186
(2-1)No operation ................................................................................................... 186
(2-2)Abnormal sound .............................................................................................. 187
(2-3)Abnormal odor ................................................................................................ 188
(2-4)Slow starting time............................................................................................ 188
(3) Paper Feed Jam(Error 391:1st Tray)...................................................................... 196
(3-1)Paper feed jam occurs right after turning on the power (1st Tray).................. 196
(3-2)Paper feed jam occurs right after paper feeding starts (1st Tray)................... 196
(4) Paper Feed Jam (Error 390:Multi-purpose Tray).................................................... 198
(4-1)Paper feed jam occurs right after turning on the power (Multi-purpose Tray). 198
(4-2)Paper feed jam occurs right after paper feeding starts (Multi-purpose Tray).. 119
(5) Paper Path Jam(Error 381) .................................................................................... 200
(5-1)Paper path jam occurs right after turning on the power .................................. 200
(5-2)Paper path jam occurs right after feeding paper ............................................. 201
(5-3)Paper path jam occurs in a path route ............................................................ 203
(5-4)Paper path jam occurs right after reaching the fuser unit ............................... 204
(6) Paper Exit Jam(Error 382) ...................................................................................... 205
(6-1)Paper exit jam occurs right after turning on the power ................................... 205
(6-2)Paper exit jam occurs right after feeding paper .............................................. 206
(6-3)Paper exit jam occurs in a path route ............................................................. 207
(7) Duplex Print Jam(Error 370,371,372,373,383) ....................................................... 208
(7-1)Duplex print jam occurs right after turning on the power ................................ 208
(7-2)Duplex print jam occurs in the Duplex entry ................................................... 208
(7-3)Duplex print jam occurs in reverse of the paper ............................................. 209
(7-4)Duplex print jam occurs in the Duplex input.................................................... 209
(7-5)Paper is not fed to a Resist roller from Duplex section ................................... 210
(8) Paper Size Error (Error 400)................................................................................... 210
(8-1)Paper jam occurs when the end of paper is near IN1 sensor. ........................ 210
(9) ID Unit Up-Down Error(Service Call 140-143) ........................................................ 211
(9-1)An error occurs in the operation of ID Unit Up ................................................ 211
(9-2)An error occurs in the operation of ID Unit Down ........................................... 212
(10)Fuser Unit Error(Error 170-177) ............................................................................. 214
(10-1)An error occurs right after turning on the power ........................................... 214
(10-2)An error occurs in 1 min. from turning on the power ..................................... 214
(11)Motor Fan Error(Error 120,127,051)....................................................................... 214
(11-1)ID cooling fan does not rotate in printing ...................................................... 214
(11-2)DUPLEX fan does not rotate in DUPLEX printing......................................... 214
(12)Print Speed is Slow (Low Performance)................................................................. 215
(12-1)Print speed decreases up to 2ppm ............................................................... 215
(12-2)Print speed decreases .................................................................................. 215
(13)Option unit is not recognized.................................................................................. 215
(13-1)Duplex unit is not recognized ........................................................................ 215
(13-2)2nd Tray unit is not recognized ..................................................................... 216
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