Brother MFC-9840CDW, DCP-9045CDN 376

1.4.16Acquisition of White Level Data and CCD Scanner Area Setting (Function code 55)

This function allows the machine to obtain white level data for the CCD scanner and save it together with the CCD scanner area into the EEPROM on the main PCB.

Note:

Always implement this operation when replacing the CCD unit, scanner unit or main PCB.

(1)Press the 5 button twice in the initial stage of the maintenance mode. The “SCANNER AREA SET” will appear on the LCD.

(2)When setting of the scanner area is completed, a 4-digit number will appear on the LCD. (e.g., 4723)

*If you press the Stop/Exit button at this point, the machine will beep for one second and return to the initial stage of the maintenance mode.

Enter the input data value of a 5-digit number based on the 4-digit number to be displayed referring to the table below. (e.g., 4723 Æ 47247)

(3)The machine saves the magnification compensation setting value into the EEPROM, and then it beeps for one second and returns to the initial stage of the maintenance mode.

	Maintenance mode 55 required input data				Input data

1	4610	---	4619	→	46156
2	4620	---	4629	→	46257
3	4630	---	4639	→	46358
4	4640	---	4649	→	46459
5	4650	---	4659	→	46550
6	4660	---	4669	→	46651
7	4670	---	4679	→	46752
8	4680	---	4689	→	46853
9	4690	---	4699	→	46954
10	4700	---	4709	→	47056
11	4710	---	4719	→	47157
12	4720	---	4729	→	47247
13	4730	---	4739	→	47359
14	4740	---	4749	→	47450
15	4750	---	4759	→	47551
16	4760	---	4769	→	47652
17	4770	---	4779	→	47753
18	4780	---	4789	→	47854
19	4790	---	4799	→	47955
20	4800	---	4809	→	48057
21	4810	---	4819	→	48158
22	4820	---	4829	→	48259
23	4830	---	4839	→	48350

5-25	Confidential