Brother MFC-9340CDW Service Manual

2-51
Confidential
■ Error code 6208
Immediately after power-ON or the joint cover ASSY was closed, GRID current error detected
that no drum unit (Color) was set.
Error code 6209
Immediately after power-ON or the joint cover ASSY was closed, GRID current error detected
that one of the drum units (Color) was not set.
Error code 620A
Immediately after power-ON or the joint cover ASSY was closed, GRID current error detected
that no drum unit (Black) was set.
<User Check>
- Re-insert the drum unit.
- Clean the GRID terminals of the drum unit. (Refer to the figure below.)
- Clean the corona wire by sliding the green tab of each drum unit for all four colors several
times.
■ Electrodes location of the toner cartridge and drum unit
Fig. 2-8
Drum !
Slide the Green tab on Drum Unit.
Drum !
Slide the Green tab on Drum Unit.
Drum !
Slide the Green tab on Drum Unit.
Step Cause Remedy
1 Dirt on the GRID terminals of
the main body
Clean the GRID terminals of the main
body. (Refer to fig. 2-7 (P2-50))
2 Dirt on the terminal of the
high-voltage power supply PCB
Clean the terminal of the high-voltage
power supply PCB.
3 High-voltage power supply PCB
failure
Replace the high-voltage power supply
PCB ASSY.
4 Main PCB failure Replace the main PCB ASSY.
Conductive resin
Conductive resin
Conductive resin
Conductive resin

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