
Removing the Waste Toner Container................................................................................................ 221
Removing the Toner Container (Y/M/C/Bk)......................................................................................... 221
Removing the Drum Unit (Y/M/C/Bk).................................................................................................. 222
Removing the ITB Unit.......................................................................................................................225
Removing the Registration Patch Sensor Unit..................................................................................... 230
Removing the Secondary Transfer Outer Roller Unit............................................................................232
Removing the Secondary Transfer Outer Roller Guide Unit..................................................................233
Removing the Registration Drive Unit................................................................................................. 238
Removing the Main Drive Unit............................................................................................................240
Removing the Hopper Unit (Y/M/C/Bk)................................................................................................241
Removing the ITB Pressure Release Switch....................................................................................... 244
Removing the Bottle Drive Unit (Y/M/C/Bk)......................................................................................... 245
Removing the Toner Bottle Mount (Y/M/C/Bk)..................................................................................... 247
Removing the Fixing Assembly.......................................................................................................... 254
Removing the Fixing Film Unit / Pressure Roller Unit........................................................................... 255
Removing the Fixing Drive Unit.......................................................................................................... 259
Removing the Right Inner Cover Unit..................................................................................................261
Removing the Cassette Pickup Roller/Cassette Separation Roller/Cassette Feed Roller........................ 262
Removing the Multi-purpose Tray Pickup Roller /Multi-purpose Tray Separation Roller /Multi-
Removing the Registration/Pickup Unit............................................................................................... 279
Procedure after replacement When images with uneven density (white spots) are generated after
Removing the Delivery/Reverse Unit.................................................................................................. 289
Removing the Cassette 1 Lifter Drive Unit...........................................................................................290
Removing the Cassette 1 Pickup Drive Unit........................................................................................ 293
Cleaning the Copyboard Glass/Reading Glass.................................................................................... 296
Cleaning the Dustproof Glass.............................................................................................................296
Cleaning when installing/removing the ITB Unit................................................................................... 297
Cleaning the Registration Patch Sensor Unit....................................................................................... 298
Cleaning the Registration Front Guide................................................................................................ 300
Cleaning the Registration Roller/Pre-registration Roller........................................................................301
Cleaning the Secondary Transfer Guide............................................................................................. 303
Cleaning the Fixing Inlet Guide...........................................................................................................304
Main Controller PCB..........................................................................................................................307
DC Controller PCB............................................................................................................................ 307
Works Required at HDD Replacement................................................................................................308
After Replacing the Copyboard Glass................................................................................................. 310
After Replacing the Scanner Unit (Front).............................................................................................310
After Replacing the Scanner Unit (Back)............................................................................................. 311
Contents
iv
Summary of Contents for imageRUNNER ADVANCE C255 Series
Page 1: ...Revision 2 0 imageRUNNER ADVANCE C355 C255 Series Service Manual ...
Page 17: ...Product Overview 1 Product Lineup 7 Option 8 Features 11 Specifications 14 Parts Name 18 ...
Page 127: ...Periodical Service 3 Periodically Replacement Parts 117 Consumable parts 118 ...
Page 154: ...4 Remove the Screws 5x 5 Remove the Rear Cover 1 4 Parts Replacement and Cleaning 143 ...
Page 257: ...1 Free the Harness 1 Harness Guide A 1x 1 A 4 Parts Replacement and Cleaning 246 ...
Page 376: ...Error Jam Alarm 7 Overview 366 EError Code 369 Jam Code 457 Alarm Code 464 ...
Page 469: ...Host Machine Cassette PS12 PS11 PS01 PS04 PS05 PS14 PS10 PS101 7 Error Jam Alarm 458 ...
Page 490: ...85 0005 For R D A Operation B Cause C Remedy 7 Error Jam Alarm 479 ...
Page 890: ...4 4x TP M3x6 5 3x 6 2x TP M3x6 7 8 9 Installation 879 ...
Page 891: ...9 1x 10 1x 11 2x 12 4x 13 9 Installation 880 ...
Page 903: ...17 9 Installation 892 ...
Page 914: ...5 6 2x Screw w washer M3x14 7 4x TP M3x6 9 Installation 903 ...
Page 923: ...3 2x 4 Short 1x 5 1x NOTE The removed screw will be used in step 7 6 1x 9 Installation 912 ...
Page 930: ...9 10 11 1x 12 13 9 Installation 919 ...
Page 931: ...14 2x 15 16 2x 17 6x 18 4x 9 Installation 920 ...
Page 932: ... Installing the NFC kit C1 1 1x 2 1x 3 TP M3x4 1x 9 Installation 921 ...