Brother MFC-9420CN Service Manual page 249

This machine does not appear in Chooser (Mac OS
S-3
®
(MacOS X 10.2.4 or greater).w
User Check
(1) Check the machine is turned on.
(2) Check the USB cable is connected correctly.
(3) Check the printer driver is installed correctly.
Possible cause Step
Machine 1
connection
Driver 2
installation
Make sure that the supplied Macintosh
S-4 and that it is selected with chooser (Mac OS
®
OS X 10.2.4 or greater).
Check
Select 'Apple System
Profiler' in Apple Menu.
Are the following items
indicated in the USB box of
the Device and Volumes
tab?
• Product ID:
018Ah
Vender:
Brother International
Corporation (or 0x4f9)
Are there the following
files in the Extensions
Folder of System Folder?
<For System 9.1 – 9.2>
• BR_PrintMoniter (laser)
• Brother Laser
9 - 2 2
®
9.1 to 9.2) or Print center
Result
No Check the machine is turned on
and the USB cable is connected
correctly.
Check that the USB cable used
is the shielded twisted pair type
and 5 m or less.
Try to connect the machine and
PC with the USB cable directly.
No Try to re-install the printer
driver.
Yes Turn off the machine and PC
power switch, and check all
connections between them.
Then, turn them on again.
®
printer driver is installed in the hard disk
®
9.1 to 9.2) or print center (Mac
Remedy
Confidential