
6
6
Boot/Shutdown sequence --------------------------------------------------------------- 2-11
Controls -----------------------------------------------------------------------------2-13
Flow of Image Data -----------------------------------------------------------------------2-13
Security features (encryption key and certicate, password protection) -----2-14
High capacity HDD (Option) ------------------------------------------------------------2-23
HDD mirroring feature (option) ---------------------------------------------------------2-24
Removable HDD (option) ----------------------------------------------------------------2-29
HDD Encryption/ Mirroring Kit (optional) ---------------------------------------------2-29
Service Operations ---------------------------------------------------------------2-32
HDD -------------------------------------------------------------------------------------------2-32
Main Controller PCB 1--------------------------------------------------------------------2-33
Main Controller PCB 2--------------------------------------------------------------------2-34
TPM PCB ------------------------------------------------------------------------------------2-36
Laser Exposure System --------------------------------------------------- 2-37
Overview ----------------------------------------------------------------------------2-37
Overview -------------------------------------------------------------------------------------2-37
Specications -------------------------------------------------------------------------------2-38
Parts Conguration ------------------------------------------------------------------------2-38
Controls -----------------------------------------------------------------------------2-39
Overview -------------------------------------------------------------------------------------2-39
Laser ON Timing Control ----------------------------------------------------------------2-39
Laser Beam Intensity Control -----------------------------------------------------------2-41
Polygon Motor Control--------------------------------------------------------------------2-42
Laser Shutter Control ---------------------------------------------------------------------2-42
Servicing ----------------------------------------------------------------------------2-43
Periodically Replaced Parts -------------------------------------------------------------2-43
Consumable Parts -------------------------------------------------------------------------2-43
Periodical Servicing List------------------------------------------------------------------2-43
When Replacing Parts--------------------------------------------------------------------2-43
Major Adjustments -------------------------------------------------------------------------2-43
Image Formation System ------------------------------------------------- 2-44
Overview ----------------------------------------------------------------------------2-44
Overview -------------------------------------------------------------------------------------2-44
Specications -------------------------------------------------------------------------------2-44
Parts Conguration ------------------------------------------------------------------------2-45
Drive Conguration ------------------------------------------------------------------------2-48
Print Process --------------------------------------------------------------------------------2-50
Controls -----------------------------------------------------------------------------2-52
Exposure -------------------------------------------------------------------------------------2-53
Primary Charging --------------------------------------------------------------------------2-54
Developing ----------------------------------------------------------------------------------2-56
Transfer --------------------------------------------------------------------------------------2-58
Separation -----------------------------------------------------------------------------------2-62
Drum Cleaning -----------------------------------------------------------------------------2-64
Drum-related Issues ----------------------------------------------------------------------2-65
Toner Supply Area -------------------------------------------------------------------------2-68
Waste Toner Feeding Area --------------------------------------------------------------2-70
Image Stabilization Control--------------------------------------------------------------2-72
Auxiliary Control ----------------------------------------------------------------------------2-79
Servicing ----------------------------------------------------------------------------2-84
Periodically Replaced Parts -------------------------------------------------------------2-84
Consumable Parts -------------------------------------------------------------------------2-84
Periodical Servicing List------------------------------------------------------------------2-84
When Replacing Parts--------------------------------------------------------------------2-85
Major Adjustments -------------------------------------------------------------------------2-89
Troubleshooting ----------------------------------------------------------------------------2-90
Fixing --------------------------------------------------------------------------- 2-97
Overview ----------------------------------------------------------------------------2-97
Characteristics ------------------------------------------------------------------------------2-97
Specications -------------------------------------------------------------------------------2-98
Parts conguration ------------------------------------------------------------------------2-98
Drive conguration ------------------------------------------------------------------------2-99
Controls --------------------------------------------------------------------------- 2-101
Overview ----------------------------------------------------------------------------------- 2-101
Fixing temperature control------------------------------------------------------------- 2-101
Down sequence control ---------------------------------------------------------------- 2-106
Shutter Control --------------------------------------------------------------------------- 2-108
Paper Anti-wrapping Control ---------------------------------------------------------- 2-109
Thermistor reciprocating control ----------------------------------------------------- 2-110
Upper separation claw reciprocating control -------------------------------------- 2-111
Cleaning web drive control ------------------------------------------------------------ 2-111
Cleaning web length detection ------------------------------------------------------- 2-112
Protective function ----------------------------------------------------------------------- 2-113
Servicing -------------------------------------------------------------------------- 2-114
Periodically Replaced Parts ----------------------------------------------------------- 2-114
Consumable Parts ----------------------------------------------------------------------- 2-114