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Brother MFC-L8850CDW Service Manual

Brother MFC-L8850CDW
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4-4
Confidential
Installing the firmware using computer
<Operating procedure>
(1) If the computer and machine are connected with an USB cable, disconnect the USB cable
an
d enter the maintenance mode. (Refer to “1.1 How to Enter the Maintenance Mode”
in
Chap
ter 5.)
(2) Connect the computer to the machine with the USB cable.
(3) Open the temporary folder, double-click the “Filedg32.exe” to start, and select “Brother
Maintenance USB Printer”.
(4) Drag and drop a necessary program file (for instance, LZXXXX_$.djf)
located in the same
fo
lder to the Brother Maintenance USB Printer icon located within the FILEDG32 screen.
The files are sent to the machine and installation into the flash ROM is started.
(5) When installation is completed, the machine reboots and returns to the ready state.
(6) Turn OFF the power of the machine, and repeat steps (1) to (5) to install necessar
y
firmwa
re.
(7) Turn OFF the power of the machine, and disconnect the USB cable.
1.2 Initializing the EEPROM of the Main PCB ASSY
(Function code 01)
Initialize the EEPROM of the main PCB ASSY in accordance with “1.3.1 EEPROM parameter
initialization (Function code 01, 91)” in Chapter 5.
Memo:
- Install the Sub firmware, Panel firmware, Main firmware, and High-voltage firmware in this
order.
- Never disconnect the AC cord of the machine or computer, or the USB cable duri
ng
inst
alling.
- If you failed to install the firmware, turn OFF the power of the machine and turn
it ON
again. The machine automatically
enters the firmware installing mode. Perform
the
following inst
alling procedures again.

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Brother MFC-L8850CDW Specifications

General IconGeneral
Typeall in one
Colorwhite
Tray Capacity300
Automatic Document Feeder Capacity50 sheets
Paper Size8.5"x14"
Paper Handlingup to 300 sheets
Color Print Speed32 pages per minute
Mono Print Speed32 pages per minute
Print Resolution Colorup to 2400 x 600
Maximum Number of Pages Per Monthunknown
Scanner Typeflatbed
Scan Resolutionup to 2400 x 1200
Copier Resolution Monoup to 600 x 600
Copier Resolution Colorup to 600 x 600
Cartridgestn331bk, tn331c, tn331m, tn331y
Number Of Cartridges4
Internal Memoryyes
Memory Cardno
Networkwired, wireless
Connectivityusb, google cloud print
OS Compatibilitywindows, mac os, linux
Mobile Devices Connectionyes
Weight and Dimensions IconWeight and Dimensions
Height19.3 inches
Width20.7 inches
Net Weight67.4 pounds

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