Feed Control --------------------------------------------------------------------------------2-21
Read Control--------------------------------------------------------------------------------2-23
Reverse Control----------------------------------------------------------------------------2-23
Feed/Delivery of Original ----------------------------------------------------------------2-25
Original Detection--------------------------------------------------------------------------2-25
Jam Detection ------------------------------------------------------------------------------2-26
Service Tasks ----------------------------------------------------------------------2-26
Periodically Replaced Parts-------------------------------------------------------------2-26
Consumable Parts-------------------------------------------------------------------------2-26
Periodical Servicing -----------------------------------------------------------------------2-26
Actions at Parts Replacement----------------------------------------------------------2-26
Main Controller -------------------------------------------------------------- 2-27
Overview ----------------------------------------------------------------------------2-27
Conguration / Function------------------------------------------------------------------2-27
Main controller PCB-----------------------------------------------------------------------2-28
Boot Sequence-----------------------------------------------------------------------------2-29
Shutdown Sequence----------------------------------------------------------------------2-30
Controls -----------------------------------------------------------------------------2-31
Copy ------------------------------------------------------------------------------------------2-31
Print -------------------------------------------------------------------------------------------2-31
SEND -----------------------------------------------------------------------------------------2-31
Network(Advanced Box / Space Client) ---------------------------------------------2-31
Fax SEND -----------------------------------------------------------------------------------2-32
Fax Receive---------------------------------------------------------------------------------2-32
Security------------------------------------------------------------------------------2-33
Setting the Management on the Hard Disk -----------------------------------------2-33
Security features(encryption key and certicate, password protection) -----2-34
HDD Encryption Kit (Optional)----------------------------------------------------------2-43
Service Tasks ----------------------------------------------------------------------2-44
Periodically Replaced Parts-------------------------------------------------------------2-44
Consumable Parts-------------------------------------------------------------------------2-44
Periodical Servicing -----------------------------------------------------------------------2-44
Actions at Parts Replacement----------------------------------------------------------2-44
Laser Exposure System --------------------------------------------------- 2-45
Overview ----------------------------------------------------------------------------2-45
Specication------------------------------------------------------------------------2-47
1-Polygon 4-Laser Method --------------------------------------------------------------2-47
Various Controls-------------------------------------------------------------------2-48
Overview-------------------------------------------------------------------------------------2-48
Laser ON/OFF control--------------------------------------------------------------------2-48
Horizontal scanning synchronous control -------------------------------------------2-49
Vertical Scanning Synchronous Control ---------------------------------------------2-50
Laser scanner motor control ------------------------------------------------------------2-50
APC(Auto Power Control) Control-----------------------------------------------------2-51
BD correction control ---------------------------------------------------------------------2-52
Dustproof shutter control-----------------------------------------------------------------2-52
Servicing ----------------------------------------------------------------------------2-53
Periodically Replaced Parts-------------------------------------------------------------2-53
Consumable Parts-------------------------------------------------------------------------2-53
Periodical Servicing -----------------------------------------------------------------------2-53
Actions at Parts Replacement----------------------------------------------------------2-53
Image Formation System ------------------------------------------------- 2-54
Overview ----------------------------------------------------------------------------2-54
Overview-------------------------------------------------------------------------------------2-54
Specications-------------------------------------------------------------------------------2-54
Parts Conguration------------------------------------------------------------------------2-55
Print Process--------------------------------------------------------------------------------2-55
Controls -----------------------------------------------------------------------------2-57
Overview-------------------------------------------------------------------------------------2-57
Primary Charging --------------------------------------------------------------------------2-57
Drum Unit (Developing/Drum)----------------------------------------------------------2-58
Transfer/Separation -----------------------------------------------------------------------2-63
Drum Cleaning -----------------------------------------------------------------------------2-68
Image Stabilization Control--------------------------------------------------------------2-68
Toner Supply Assembly ------------------------------------------------------------------2-77
Waste Toner Feeding Area --------------------------------------------------------------2-81
Other Controls------------------------------------------------------------------------------2-83
Warm-up Rotation -------------------------------------------------------------------------2-83
Service Tasks ----------------------------------------------------------------------2-84
Periodically Replaced Parts-------------------------------------------------------------2-84
Consumable Parts-------------------------------------------------------------------------2-84
Periodical Servicing -----------------------------------------------------------------------2-84
Fixing System ---------------------------------------------------------------- 2-85
Overview ----------------------------------------------------------------------------2-85
Features--------------------------------------------------------------------------------------2-85
Specications-------------------------------------------------------------------------------2-85