Brother MFC-L8850CDW Service Manual

4-5
Confidential
1.3 Setting the Serial Number (Function code 80)
Referring to “1.3.33 Display of device log information (Function code 80)” in Chapter 5, set the
serial number. The serial number can be also set using the service setting tool (BrUsbsn.exe).
The procedures are described below.
<Operating procedure>
(1) Enter the maintenance mode. (Refer to “1.1 How to Enter the Maintenance Mode” in
Chapter 5.)
(2) Connect the computer to the machine with the U
SB
cable
.
(3) Double-click the “BrUsbsn.exe” file copied
into the
temporary folder to start the file. The BrUsbSn screen
ap
pears as shown on the right.
(4) Select “3 Color-Laser” in [Product Category] field.
(5) Select “2014_MFC”.
(6) In [Port] field on the BrUsbSn screen, select the port
assigned to Brother Maintenance USB Printer.
(7) Enter the serial number (15 digits) of the machine into
the box on the [Serial No] field.
(8) Click the OK button. The serial number is written in
the ma
chine.
(9) Turn OFF the power of the machine, and disconne
ct
the USB cable from the computer and the machine.
1.4 Restore Machine Information (Function code 41)
Restore the machine information and user setting information that have been backed up in an
external memory in accordance with “1.3.13 Backup of machine information (Function code
41)” in Chapter 5.
1.5 Setting by Country (Function code 74)
Make appropriate settings by country in accordance with “1.3.30 Setting by country (Function
code 74)” in Chapter 5.
1.6 Motor Reset (Function code 57)
Perform motor reset in accordance with “1.3.20 Motor reset (Function code 57)” in Chapter 5.
Memo:
Refer to “APPENDIX 1 SERIAL NUMBERING SYSTEM” to know how to read the serial
number label of the machine.
Memo:
If the data is successfully restored, the operations described in sections 1.5 to 1.7 in this
chapter are not necessary. If backup data is unavailable or you fail to restore backup data,
proceed to the operations described in sections 1.5 to 1.7 in this chapter.

Brother MFC-L8850CDW Specifications

General

Type	all in one
Color	white
Tray Capacity	300
Automatic Document Feeder Capacity	50 sheets
Paper Size	8.5"x14"
Paper Handling	up to 300 sheets
Color Print Speed	32 pages per minute
Mono Print Speed	32 pages per minute
Print Resolution Color	up to 2400 x 600
Maximum Number of Pages Per Month	unknown
Scanner Type	flatbed
Scan Resolution	up to 2400 x 1200
Copier Resolution Mono	up to 600 x 600
Copier Resolution Color	up to 600 x 600
Cartridges	tn331bk, tn331c, tn331m, tn331y
Number Of Cartridges	4
Internal Memory	yes
Memory Card	no
Network	wired, wireless
Connectivity	usb, google cloud print
OS Compatibility	windows, mac os, linux
Mobile Devices Connection	yes

Weight and Dimensions

Height	19.3 inches
Width	20.7 inches
Net Weight	67.4 pounds