Brother DCP 8040 - B/W Laser - All-in-One Service Manual page 225

CHAPTER 6 TROUBLESHOOTING
This machine does not appear in Chooser with iMac and Power Macintosh G3
S-4
with USB.
User Check
(1) Check the machine is turned on.
(2) Check the USB interface cable is connected correctly.
(3) Check the printer driver is installed correctly.
Possible cause
Machine
connection
Driver
installation
This machine does not appear in Chooser with iMac and Power Macintosh
S-4
G3/G4 with USB.
User Check
(1) Check the machine is turned on.
(2) Check the USB interface cable is connected correctly.
(3) Check the printer driver is installed correctly.
Possible cause
Machine
connection
*NOTE:
The value or alphabet following 'BR' is a product ID.
Step Check
1 Select 'Apple System Profiler'
in Apple Menu. Are the
following items indicated in the
USB box of the Device and
Volumes tab?
Product ID: 0x15, 0x16
Vender: Brother International
Corporation (or 0x4f9)
2 Are there the following files in
the Extensions Folder of
System Folder?
<For System 8.6 or higher>
BR_PrintMoniter(USB)
Brother Laser
Step Check
1 Select 'Apple System Profiler'
in Apple Menu. Are the
following items indicated in the
USB box of the Device and
Volumes tab?
Product ID: 0x17, 0x18
Vender: Brother International
Corporation (or 0x4f9)
Result
No Check the machine is turned
on and the USB interface
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.
Result
No Check the machine is turned
on and the USB interface
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.
6-22
Remedy
Remedy