Software Setting Problems - Brother DCP-8070D Service Manual

6. SOFTWARE SETTING PROBLEMS

The machine may not print the data correctly if there are incorrect software settings.
<User Check>
- Check that the parallel cable, USB cable and the network cable is not damaged or
broken.
- Check that the correct machine is selected if you have an interface switching device.
- Check the descriptions on the software setting in the user's guide.
- Try resetting the factory settings. (Refer to Users guide.)
Step
Failure inside the
machine
1
Machine
connection
2
USB host relay
3 PCB failure
Main PCB failure Is the problem solved
4
Cause
Does the machine print
"Printer Settings" ?
("4.21 Display of the
Machine's Log
Information (Function
code 80)" in Chapter 7.)
For Macintosh, has the
product ID been
verified?
Is the problem solved
after replacing the USB
host relay PCB ASSY?
after replacing the main
PCB ASSY?
Check Result
No
No
Yes
Yes
3-63
Remedy
Identify the error type, and
then refer to the specified
section of this chapter.
Verify the product
ID.Product ID:
DCP8070D 021Bh
DCP8080DN 0218h
DCP8085DN 021Fh
MFC8370DN 021Ah
MFC8380DN 0219h
MFC8480DN 0217h
MFC8880DN 0216h
MFC8890DW 0215h
Replace the USB host
relay PCB ASSY.
Replace the main PCB
ASSY.
Confidential