8
SC2xx: Exposure ................................................................................................................................................. 421
When SC285-00 (MUSIC error) Is Displayed................................................................................................ 425
SC3xx: Image Processing .................................................................................................................................... 428
SC4xx: Image Processing .................................................................................................................................... 433
SC5xx: Paper Feed and Fusing............................................................................................................................ 436
SC6xx: Communication ...................................................................................................................................... 450
SC7xx: Peripherals .............................................................................................................................................. 462
SC8xx: Overall System ....................................................................................................................................... 463
SC9xx: Others ...................................................................................................................................................... 494
Process Control Error Conditions ........................................................................................................................ 499
Developer Initialization Result ....................................................................................................................... 499
Process Control Self-Check Result ................................................................................................................. 499
Line Position Adjustment Result .................................................................................................................... 502
Troubleshooting Guide ........................................................................................................................................ 503
Line Position Adjustment ................................................................................................................................ 503
Problem at Regular Intervals ........................................................................................................................... 508
Blank Print ....................................................................................................................................................... 508
All-Black Print ................................................................................................................................................ 508
Missing CMY Color ........................................................................................................................................ 509
Light Print ........................................................................................................................................................ 509
Repeated Spots or Lines on Prints .................................................................................................................. 509
Dark Vertical Line on Prints ........................................................................................................................... 510
White Horizontal Lines or Bands .................................................................................................................... 510
Missing Parts of Images .................................................................................................................................. 510
Dirty Background ............................................................................................................................................ 510
Partial CMY Color Dots .................................................................................................................................. 511
Dark Irregular Streaks on Prints ...................................................................................................................... 511
CMY Color Irregular Streaks .......................................................................................................................... 511
Ghosting .......................................................................................................................................................... 511
Unfused or Partially Fused Prints ................................................................................................................... 511
Image Skew ..................................................................................................................................................... 511
Background Stain ............................................................................................................................................ 512
No Printing on Paper Edge .............................................................................................................................. 512
Image Not Centered When It Should Be ........................................................................................................ 512
Jam Detection ...................................................................................................................................................... 514
Paper Jam History ........................................................................................................................................... 514
Jam Codes and Display Codes ........................................................................................................................ 514
Electrical Component Defects ............................................................................................................................. 518
Sensors ............................................................................................................................................................. 518