Brother MFC-9340CDW Service Manual

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Confidential
4. TROUBLESHOOTING
4.1 Error Cause and Remedy
■ Error code 0100
ASIC error or motor driver error occurred.
■ Error code 0201
Synchronization signal from the main motor cannot be detected. Or the main motor speed is
unstable after a set period of time.
■ Error code 0202
Synchronization signal from the process motor cannot be detected. Or the process motor
speed is unstable after a set period of time.
Print Unable 01
Turn the power off and then back on again.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Print Unable 02
Turn the power off and then back on again.
Step Cause Remedy
1 Main motor harness connection
failure
Check the main motor harness connection
and reconnect it.
2 Harness connection failure
between the low-voltage power
supply PCB and main PCB
Check the harness connection between
the low-voltage power supply PCB and
main PCB, and reconnect it.
3 Main motor failure Replace the process drive unit.
4 Low-voltage power supply PCB
failure
Replace the low-voltage power supply
PCB ASSY.
5 Main PCB failure Replace the main PCB ASSY.
Print Unable 02
Turn the power off and then back on again.
Step Cause Remedy
1 Process motor harness
connection failure
Check the process motor harness
connection and reconnect it.
2 Harness connection failure
between the low-voltage power
supply PCB and main PCB
Check the harness connection between
the low-voltage power supply PCB and
main PCB, and reconnect it.
3 Process motor failure Replace the process drive unit.
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-9340CDW Specifications

Printing Specifications

print speed (black)	up to 23 ppm
print speed (color)	up to 23 ppm
print resolution	up to 600 x 2400 dpi
automatic duplex printing	Yes

Copying Specifications

copy speed (black)	up to 23 cpm
copy speed (color)	up to 23 cpm
copy resolution	600 x 600 dpi
copy reduction/enlargement	25% - 400% in 1% increments

Scanning Specifications

scanner type	Color Flatbed with ADF
document glass size	8.5” x 11.7”
scan resolution (optical)	1200 x 2400 dpi
scan resolution (interpolated)	19200 x 19200 dpi

Fax Specifications

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

Memory and Interfaces

memory (standard/max)	192MB / 192MB
standard interfaces	Wireless 802.11b/g/n, Ethernet, Hi-Speed USB 2.0
usb direct interface	Yes

Supplies and Accessories

black toner cartridge yield	2, 500 pages
cyan toner cartridge yield (standard)	1, 400 pages
magenta toner cartridge yield (standard)	1, 400 pages
yellow toner cartridge yield (standard)	1, 400 pages
cyan toner cartridge yield (high capacity)	2, 200 pages
magenta toner cartridge yield (high capacity)	2, 200 pages
yellow toner cartridge yield (high capacity)	2, 200 pages
drum unit yield	15, 000 pages
belt unit yield	50, 000 pages
waste toner box yield	50, 000 pages
multi-purpose paper	Letter, 500 sheets