If You Replace The Main Pcb Assy - Brother FAX-2840 Service Manual

1. IF YOU REPLACE THE MAIN PCB ASSY

<What to do after replacement>
• Rewriting the firmware (main firmware, demo firmware)
• Initialization of EEPROM of main PCB ASSY (function code: 01)
• Setting by country (function code: 74)
• Entering the adjusted value of the laser unit
• Setting the serial number
• Acquisition of white level data (function code: 55)
• Operational check of sensors (function code: 32)
Note:
• Since the counters are reset when the main PCB ASSY is replaced, the consumables
and/or periodical replacement parts may reach the end of life before the message is
displayed.
What you need to prepare
(1) One USB cable
(2) Create a temporary folder on the C drive of the computer (Windows
higher).
(3) Service setting tool (Brusbn.zip)
Copy it into the temporary folder created on the C drive. Extract the copied file and
double-click the "Brusbsn.exe" file to start it.
(4) Download utility (FILEDG32.EXE)
Copy it into the temporary folder created on the C drive.
(5) Brother maintenance USB printer driver (Maintenance_Driver.zip)
Copy it into the temporary folder created on the C drive. Extract the copied file.
(6) Firmware
Main firmware
Demo firmware
(E.g.) LZXXXX: First six digits of the part number of the firmware
* upd: Used to rewrite the firmware via a computer.
(7) Installing the maintenance driver (Refer to
DRIVER".)
LZXXXX_$.upd *
LZXXXX_$.upd *
$: Alphabetic character representing the revision version of the firmware
"APPENDIX 3 INSTALLING MAINTENANCE
4-1
®
XP/2000 or
Confidential