Brother MFC-9840CDW, DCP-9045CDN manual 23

	Error	Problem	Refer		Error	Problem	Refer
	codes		to:		codes		to:
85		Tray 1 (T1) is not installed into the	1-23		B5	Detection error of horizontal scanning	1-29
		machine.				edge reduction in scanning area setting
86		Tray 2 (T2) is not installed into the	1-23		B6	Detection error of horizontal scanning edge	1-29
		machine.				magnification in scanning area setting
88		Paper jam inside the machine	1-22		B9	Scanning light adjustment error is	1-29
	8A	Paper jam in Tray 1 (T1)	1-24			detected.
	8B	Paper jam in Tray 2 (LT)	1-24		BB	White level data error	1-29
	8C	Paper jam in MP tray (MP)	1-24		BD	Black level data error	1-30
	99	Specified paper size is not supported	1-7		BE	Detection error of scanning starting edge	1-30
		for duplex printing (DX).			BF	Duplex scanning cannot be	1-30
	9B	Request on developing bias voltage	1-7			implemented due to too long document.
		adjustment			C0	Identification failure for a new toner	1-31
	9D	Incorrect sensor measurement value	1-25			cartridge (K)
		when implementing auto color			C1	Identification failure for a new toner	1-31
		registration from the control panel				cartridge (Y)
	A2	Document is too long.	1-25		C2	Identification failure for a new toner	1-31
	A3	Document rear sensor is not turned	1-25			cartridge (M)
		on when feeding the document.			C3	Identification failure for a new toner	1-31
	A5	Fax scanning error	1-26			cartridge (C)
		(The first warning only)			C4	Tray 2 (LT) plate-up function malfunction	1-32
	A6	Fax scanning error	1-26		C5	EL lamp electrifying failure	1-32
		(The second warning that the same			C6	Toner cartridge mis-dividing	1-32
		error with A5 occurs again)
					C7	Insufficient DIMM memory	1-7
	A7	Color parameter failure	1-26		C8	RAM area for secure data full	1-33
	AD	DMA transfer error	1-26		C9	Defective DIMM is installed.	1-7
	AE	FB unit home position sensor is not	1-27		CA	Excess current to USB device	1-33
		turned on.			CB	Belt unit is not installed into the machine.	1-33
	AF	FB unit home position sensor is not	1-27		CC	Fuser unit is not installed into the	1-34
		turned off.				machine.
	B0	Harness for CCD unit is not	1-28		CD	Drum unit is not installed into the	1-34
		connected correctly.				machine
	B2	Gain control data level error for CCD	1-28		CE	Waste toner box is not installed into	1-36
		unit scanning.				the machine.
	B3	Detection error of the scanning area	1-28		CF	Waste toner box full	1-36
		on the left end
				D0–DF		Modem error	1-37
	B4	Detection error of the scanning area	1-28		E6	NVRAM error on main PCB	1-37
		on the right end			EF	Incorrect print coverage value	1-37
					F8	Battery connection failure	1-37

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