1. IF YOU REPLACE THE MAIN PCB

<What to do when replacing the main PCB>

Rewriting the Firmware (Main Firmware, Sub Firmware (PCL/PS))

EEPROM Customizing of the Main PCB (Maintenance Mode: Code 74)

EEPROM Parameter Initialization of the Main PCB (Maintenance Mode: Code 01)

Operational Check of Control Panel Button (Maintenance Mode: Code 13)

Operational Check of Sensors (Maintenance Mode: Code 32)

Acquisition of White Level Data and Set the CCD Scanner Area (Maintenance Mode:Code 55)

Setting the Serial Number

Setting the Toner Cartridge Type

Scanning and Printing Check

ROM Version Check (Maintenance Mode: Code 25)

Operational Check of Fans (Maintenance Mode: Code 78)

<What you need to prepare>

(1)Computer (Windows®. XP/2000)

Create a folder on the C drive, for example:- (AC FIRMWARE)

(2)A USB flash memory drive

(3)The Firmware

Main Firmware:

LZXXXX_$.djf or LZXXXX_$.upd

LZXXXX_$.djf or

LZXXXX: First six digits are a parts number of the firmware.

LZXXXX_$.upd

$: Alphabet representing the revision of the firmware.

(4)The Maintenance Tool (Mainte.EXE)

Copy it into the folder that has been created on the C drive. Extract the copied file and run “brmainte.exe” file by double-clicking it.

(5)A USB cable

(6)The Download Utility (FILEDG32.EXE)

Copy it into the folder that has been created in the C drive.

(7)The Brother Maintenance USB Printer Driver

Copy it into the folder that has been created on the C drive and extract the copied file.

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