Sharp SF-1020, SF-1120 service manual ← Initial value

Main code	Sub code					Content
24	01	Jam memory/total jam counter clear
		The cause (position) of a jam which occurred during copying and the jam total counter are cleared, and the jam
		total counter value is displayed on the copy quantity display. (“000” is displayed because the counter is cleared.)
	02	Trouble memory clear
		The main code and the sub code of a trouble is cleared.
		(“000” is displayed because the memory is cleared.)
	03	ADU counter clear (SF-2120 only)
		Used to clear the ADU counter and to display the ADU counter value on the copy quantity display.
		(“000” is displayed because the counter is cleared.)
	04	ADF counter clear
		Used to clear the ADF counter and to display the ADF counter value on the copy quantity display.
		(“000” is cleared because the counter is cleared.)
	05	Staple counter clear
		Used to clear the staple counter and to display the staple counter value on the copy quantity display.
		(“000” is displayed because the counter is cleared.)
25	01	Drive system check
		Used to turn on the main motor, the developing bias, and the discharge lamp for 3 min.
		The input value of the toner density is displayed on the second digit of the copy quantity display during the main
		motor is rotating. The third digit indicates the color of developer.
			Copy quantity display		Color of developer
			Third digit	Second, first digit
			A			Black
				1 ∼ 99
			b			Red
			C			Blue
	02	Automatic developer adjustment
		Same as SIM 25-1. The average value of toner density sensor inputs is stored as the toner density adjustment
		value after 3 min from starting the main motor rotation.
		The display on the copy quantity display is same as SIM 25-1.
26	01	Option setting
		Set to “1” only when the option desk is CM16 (one-step cassette).
		The initial setting is “0.”
	05	Count mode setting
		Used to set the count mode of the total counter, the developer counter (mini maintenance counter for Japan), and
		the maintenance counter in A3/WLT copy.
		When this simulation is executed, the currently set count mode is displayed on the copy quantity display.
		Enter the set value and press the PRINT button to store it.
			Set value	Total/Developer counter		Maintenance count
							← Initial value
			0	Double count		Double count
			1	Single count		Double count
			2	Double count		Single count
			3	Single count		Single count

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