SM v B010
6.4.8 ANTI-CONDENSATION HEATERS................................................6-26
6.5 IMAGE WRITING ....................................................................................6-27
6.5.1 LED HEADS ...................................................................................6-27
6.6 DEVELOPMENT .....................................................................................6-28
6.6.1 OVERVIEW ....................................................................................6-28
6.6.2 DEVELOPER CROSS-MIXING ......................................................6-29
6.6.3 DEVELOPMENT BIAS ...................................................................6-30
Copying...............................................................................................6-30
Making ID Sensor Patterns.................................................................6-30
6.6.4 DEVELOPMENT DRIVE MECHANISM..........................................6-31
6.6.5 TONER SUPPLY MECHANISM.....................................................6-31
6.6.6 ID SENSOR....................................................................................6-31
6.6.7 TONER END/NEAR-END CONTROL ............................................6-32
6.6.8 TONER END RECOVERY .............................................................6-33
6.6.9 TONER DENSITY CONTROL ........................................................6-34
6.6.10 DEVELOPMENT TIMING CHART................................................6-35
6.7 PAPER FEED AND REGISTRATION ....................................................6-36
6.7.1 OVERVIEW ....................................................................................6-36
6.7.2 PAPER HOLDER............................................................................6-37
6.7.3 PAPER WIDTH AND MEDIA TYPE SETTINGS.............................6-38
6.7.4 ROLL TRAY FEED MECHANISM ..................................................6-38
6.7.5 BY-PASS FEED MECHANISM.......................................................6-39
6.7.6 REGISTRATION.............................................................................6-39
6.7.7 CUTTING MECHANISM.................................................................6-40
6.7.8 PAPER ROLL REVERSAL.............................................................6-40
6.7.9 ROLL END DETECTION................................................................6-41
6.7.10 CONDENSATION PREVENTION.................................................6-41
6.7.11 PAPER FEED TIMING CHART ....................................................6-42
6.8 IMAGE TRANSFER AND PAPER SEPARATION...................................6-43
6.8.1 OVERVIEW ....................................................................................6-43
6.8.2 TRANSFER AND SEPARATION TIMING CONTROL....................6-43
6.8.3 PICK-OFF PAWL OPERATION......................................................6-44
6.9 PAPER TRANSPORT .............................................................................6-45
6.9.1 OVERVIEW ....................................................................................6-45
6.10 FUSING UNIT........................................................................................6-46
6.10.1 OVERVIEW ..................................................................................6-46
6.10.2 FUSING PRESSURE CONTROL MECHANISM ...........................6-48
6.10.3 TEMPERATURE AND PRESSURE CONTROL...........................6-49
6.10.4 FUSING CONTROL SETTING TABEL.........................................6-52
6.10.5 HOT ROLLER CLEANING ...........................................................6-53
6.10.6 HOT ROLLER THERMOFUSE.....................................................6-53
6.10.7 FUSING UNIT DRIVE MECHANISM............................................6-53
6.10.8 WRINKLE PREVENTION.............................................................6-54
6.11 PAPER EXIT .........................................................................................6-55
6.11.1 OVERVIEW ..................................................................................6-55
6.11.2 PAPER EXIT DRIVE.....................................................................6-55
6.11.3 PAPER EXIT ACCESS.................................................................6-55
6.11.4 SWITCHING EXITS......................................................................6-56
6.11.5 EXIT JAM DETECTION................................................................6-56
Rev. 3/2002