Brother MFC-9420CN Service Manual

8-21 Confidential
8.1.4.15 EEPROM Customizing (Function code 74)
 Function
This function allows you to customize the EEPROM according to language, function
settings, and firmware switch settings. The customizing codes list is given in Appendix 3.
NOTE: If you replace the main PCB, be sure to carry out this procedure.
 Operating Procedure
(1) Press the 7 and 4 keys in this order in the initial stage of the maintenance mode.
The current customizing code (e.g., 0001 in the case of U.S.A model)
appears.
(2) Enter the desired customizing code (e.g., 0054 in the case of Europe model). The newly
entered code appears.
NOTE: The machine does not work properly when an incorrect code is entered.
(3) Press the Black Start key.
The machine saves the setting and appears the “PARAMETER INIT” on the LCD.
The machine returns to the initial stage of the maintenance mode.
If you press the Stop/Exit key or no keys are pressed for one minute in the above
procedure, the machine stops the procedure and returns to the initial stage of the
maintenance mode.

Brother MFC-9420CN Specifications

General

Print technology	Laser
Maximum resolution	1200 x 2400 DPI
Economical printing	Yes
Print speed (black, normal quality, A4/US Letter)	31 ppm
Print speed (color, normal quality, A4/US Letter)	8 ppm
Digital sender	No
Number of print cartridges	4
Scanner type	Flatbed scanner
Scanner features	Scan to: e-mail, image, OCR, file
Copier resize	25 - 400 %
Maximum copy resolution	600 x 600 DPI
Maximum number of copies	99 copies
Copy speed (black, normal quality, A4)	31 cpm
Copy speed (color, normal quality, A4)	8 cpm
Faxing	Color faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	200
Total input capacity	750 sheets
Maximum input capacity	250 sheets
Auto document feeder (ADF) input capacity	35 sheets
Maximum internal memory	576 MB
Bundled software	ScanSoft PaperPort Presto! PageManager
I/O ports	IEEE-1284 USB 2.0
Dimensions (WxDxH)	483.5 x 514 x 530 mm
Printer management	BRAdmin Professional, MIB-II
Networking features	10Base-T/100Base-TX
All-in-one functions	Fax, Scan
Color all-in-one functions	copy, fax, print, scan
Compatible operating systems	Windows 98(SE)/ Me/ NT WorkStation 4.0/ 2000 Professional/ XP Mac OS 9.1 - 9.2, Mac OS X 10.2.4+
Sustainability certificates	ENERGY STAR
Power consumption (standby)	85 W
Power consumption (PowerSave)	16 W
Power consumption (average operating)	1090 W
Operating temperature (T-T)	10 - 32 °C
Operating relative humidity (H-H)	20 - 80 %
Market positioning	Business