Brother MFC-9330CDW Service Manual

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Confidential
4.10 Troubleshooting on the PCB
4.10.1 Main PCB failure
<User Check>
- Turn OFF and ON the power switch.
- Install the latest firmware.
4.10.2 Full memory
Memory is full.
<User Check>
-Press Cancel key and delete the accumulated data.
- Reduce the amount of data or lower the resolution.
4.10.3 Print overrun
Data deployment is too late.
<User Check>
- Reduce complication of the data or lower the resolution.
4.10.4 High-voltage power supply PCB failure
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1 Harness connection failure
between the high-voltage
power supply PCB and main
PCB ASSY
Check the harness connection between the
high-voltage power supply PCB and main
PCB ASSY, and reconnect it.
2 Contact failure of electrode
terminal(s) of high-voltage
power supply PCB
Clean the each electrode terminal of
high-voltage power supply PCB.
3 High-voltage power supply
PCB failure
Replace the high-voltage power supply PCB
ASSY.
4 Low-voltage power supply
PCB failure
Replace the low-voltage power supply PCB
ASSY.
5 Main PCB failure Replace the main PCB ASSY.

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