Brother MFC-9330CDW Service Manual

4-8
Confidential
3. IF YOU REPLACE THE LOW-VOLTAGE
POWER SUPPLY PCB ASSY
■ What to do when replacing the low-voltage power supply PCB ASSY
- Reset of Irregular Power Supply Detection Counter
■ What you need to prepare
(1) A USB cable
(2) Computer (Window
®
XP or later)
Create a temporary folder in the C drive.
(3) The download utility (FILEDG32.EXE)
Copy it into the temporary folder that has been created in the C drive.
(4) The Brother maintenance USB printer driver (MaintenanceDriver.zip)
If the maintenance printer driver is not installed, copy it into the temporary folder created
in the C drive and decompress and expand the file. Refer to APPENDIX 3 INSTALLING
THE MAINTENANCE PRINTER DRIVER to install the driver.
(5) Irregular power supply detection counter PJL file (SQWAVE.PJL).
3.1 Reset of Irregular Power Supply Detection Counter
The irregular power supply detection counter is counted up when the machine detects
irregular power supply. When the counter reaches the limit and the irregular power supply
detection error is displayed, replace the low-voltage power supply PCB ASSY which may have
been damaged by repeated irregular power supply and reset the irregular power supply
detection counter.
In this case, if the same power supply is used, the same error might occur again even if the
low-voltage power supply PCB ASSY is replaced. For this reason, be sure to ask the user to
rearrange the installation environment.
(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 USB cable.
(3) Double-click the "FILEDG32.EXE" to start. Select the "Brother Maintenance USB Printer".
(4) Drag and drop SQWAVE.PJL on the "Brother Maintenance USB Printer" icon.
(5) Turn OFF the power of the machine.

Brother MFC-9330CDW Specifications

Print Specifications

print speed black	up to 23 ppm
print speed color	up to 23 ppm
print resolution	up to 600 x 2400 dpi

Copy Specifications

copy speed black	up to 23 cpm
copy speed color	up to 23 cpm
copy resolution	600 x 600 dpi

Scan Specifications

scan resolution optical	1200 x 2400 dpi
scan resolution interpolated	19200 x 19200 dpi
document glass size	8.5” x 11.7”

Fax Specifications

fax modem speed	33.6k bps
fax page memory	up to 500 pages
speed dial locations	200

Paper Handling

auto document feeder capacity	up to 35 pages
paper size maximum	up to 8.5” x 14” (legal)
standard paper capacity	250 sheets

Power and Energy

deep sleep mode power consumption	<2W
automatic duplex printing	Yes
energy star qualified	Yes