Brother MFC-9840CDW Service Manual

Confidential
4-1
CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS,
REQUIRED AFTER PARTS REPLACEMENT
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 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)
EEPROM Customizing of the Main PCB (Maintenance Mode: Code 74)
Setting the Serial Number
Performing the Auto Registration
< Which parts to use >
Main PCB: The table below shows the ROM type.
ROM 0 (16 Mbyte)
Main Firmware
(Controller Program, Network Program)
Main PCB
(For a spare parts)
ROM 1 (8 Mbyte)
Sub Firmware (PCL/PS)
(Emulation, Font data)
< 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:
LZ1092_A.djf or LZ1092_A.upd
Sub Firmware (PCL/PS):
LZ0828_A.djf or LZ0828_A.upd
LZXXXX_$.djf or LZXXXX_$.upd
LZXXXX: First six digits are a parts number of the
firmware.
$: 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.

Brother MFC-9840CDW Specifications

General

Print technology	Laser
Maximum resolution	600 x 2400 DPI
Economical printing	Yes
Time to first page (black, normal)	16 s
Time to first page (color, normal)	17 s
Print speed (black, normal quality, A4/US Letter)	20 ppm
Scan to	E-mail, FTP, OCR, USB
Scanner type	Flatbed scanner
Grayscale levels	256
Input color depth	48 bit
Maximum scan resolution	19200 x 19200 DPI
Optical scanning resolution	1200 x 2400 DPI
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
N-in-1 copy function (N=)	4, 9, 16, 25
Copy speed (black, normal quality, A4)	16 cpm
Faxing	Mono faxing
Fax memory	400 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	300
Total input capacity	250 sheets
Total output capacity	150 sheets
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	35 sheets
Internal memory	128 MB
Sound power level (standby)	30 dB
Sound pressure level (printing)	54.5 dB
Custom media sizes	(69.9 - 216mm) - (116 - 406.4mm)
Dimensions (WxDxH)	530 x 539 x 520 mm
Networking features	10/100Base-TX
Wireless technology	IEEE 802.11b/g
All-in-one functions	Copy, Fax, Scan
Maximum internal memory	0.640 GB
Color all-in-one functions	copy, print, scan
Media weight (tray 1)	60 - 105g/m2
Paper tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size)
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
JIS B-series sizes (B0...B9)	B5
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Security algorithms	LEAP
Supported network protocols (IPv4)	TCP/IP (IPv4 & IPv6)
Standard interfaces	USB 2.0
USB 2.0 ports quantity	1
Bundled software	ScanSoft PaperPort (Win) NewSoft Presto! PageManager (Mac)
Power consumption (PowerSave)	36 W
Power consumption (average operating)	515, 100 W
Package weight	45800 g
Digital sender	No
Maximum duty cycle	3000 pages per month
Market positioning	Business