Page 1 - MF3010Series Service Manual (Rev.0) (1)-017-045 (1)
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2 Technical Overview > Basic Configuration > Basic Sequence > Basic Sequence of Operation
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Basic Configuration Basic Sequence
■ Basic Sequence of Operation
Configuration function
The engine controller controls the operation sequence. The following table provides an outline
The machine may be broadly divided into the following 7 functional blocks: engine control of machine operation occurring from when the power switch is turned on to when printing
system,original exposure system, laser exposure system, image formation system, pickup ends and Main Motor (M1) stop, indicating the purposes of intervals and engine operation.
feed system, fixing system, and external and control system. Interval Purpose Remarks
WAIT From power-ON until initial To clear potential from the drum Detect whether the
Original exposure system (Wait) drive for Main Motor (M1) is surface and to clean the transfer Toner cartridge is
roller.
installed or not.
completed.
Also to bring the heater
temperature up to the targeted
temperature.
Laser exposure system STBY From the end of the WAIT To keep the printer ready to
(Standby) period or the LSTR period print.
until the print command is
sent from the main controller.
Or, from the end of the LSTR
Image formation system period until power switch is
turned OFF.
INTR From the input of the print To stabilize the photosensitive
Engine control (initial command from the main drum sensitivity in preparation
system Pickup feed system controller until the Pickup for printing. Also to clean the
rotation)
Solenoid (SL1) is turned ON. transfer roller.
PRINT From the end of the INTR To form image on the
(print) period until the Paper photosensitive drum based on
Fixing system Leading Edge Sensor the VIDEO (/VDO, VDO) signals
(PS751) detects the trailing input from the main controller,
edge of paper. and to transfer the toner image
onto paper.
LSTR From the end of PRINT To deliver the last paper Return to the INTR
External and controls system
(last period until the Main Motor completely out of the printer. period as soon as
rotation) (M1) stops. another print command
is sent from the main
controller.
External device
T-2-1
F-2-1
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2 Technical Overview > Basic Configuration > Basic Sequence > Basic Sequence of Operation