Canon 3260 manual Period Purpose Remark

CHAPTER 2

B. Basic Operation Sequences

Operation sequences of the printer are controlled by the microcomputer on the DC controller PCB. Descriptions of each period from ON until the main motor stops are as shown below. See the appendix for timing chart.

Table 2-1-1

	Period	Purpose	Remark
WAIT	From power-ON until the fixing	Warms up the fixing rollers to	During this period, the
(WAIT	roller temperature reaches 170°C .	put the printer in the standby	printer checks if the car-
period)	(Less than 90 sec.)	mode. Cleans the transfer	tridge is installed and if
		charging roller.	there is toner in it.
STBY	From the end of the WAIT period	Maintains the printing	If the printer stays in the
(STANDBY)	until a /PRNT signal is input from	temperature of the fixing roller	standby mode for longer
	the video controller, or from the	so that the printer is ready to	than five hours, it drives
	end of the LSTR period until a	print.	the main motor for one
	/PRNT signal is input from the		second to rotate the
	video controller or until the power		fixing roller, to prevent it
	is switched OFF.		from deforming.
INTR	After the /PRNT signal has been	To stabilize the sensitivity of
(INITIAL	input from the video controller	the drum in preparation for
ROTATIONS	until the scanner motor becomes	printing and to clean the
period)	ready (about 7 seconds).	transfer charging roller.
PRINT	From the end of the INTR period	To form an image on the	During this period, the
(Print)	until the primary DC voltage	photosensitive drum according	printer maintains the
	switches OFF.	to the VDO and /VDO signals	printing temperature of
		input from the video controller	the fixing rollers.
		and to transfer the image to
		paper.
LSTR	After the primary DC voltage turns	To deliver the final page and	If a /PRNT signal is input
(LAST	OFF until the main motor stops.	to clean the transfer charging	from the video controller,
ROTATIONS		roller.	the INITIAL ROTATIONS
period)			period begins
			immediately.

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