Brother MFC-685CW User Manual

Troubleshooting and Routine Maintenance
151
B
c Clean the Paper Pick-up Roller (1) with
isopropyl alcohol on a cotton swab.
d Put the Jam Clear Cover back on.
Make sure the cover is set properly.
e Put the paper tray firmly back in the
machine.
f Re-connect the power cord.
Cleaning the print head B
To maintain good print quality, the machine
will automatically clean the print head. You
can start the cleaning process manually if
there is a print quality problem.
Clean the print head and ink cartridges if you
get a horizontal line in the text or graphics on
your printed pages. You can clean Black only,
three colors at a time
(Cyan/Yellow/Magenta), or all four colors at
once.
Cleaning the print head consumes ink.
Cleaning too often uses ink unnecessarily.
CAUTION
DO NOT touch the print head. Touching the
print head may cause permanent damage
and may void the print head's warranty.
a Press Ink.
b Press a or b to choose Cleaning.
Press OK.
c Press a or b to choose Black, Color or
All.
Press OK.
The machine cleans the print head.
When cleaning is finished, the machine
will go back to standby mode
automatically.
Note
If you clean the print head at least five
times and the print has not improved, call
Brother Customer Service. (See Brother
numbers on page i)
Checking the print quality B
If faded or streaked colors and text appear on
your output, some of the nozzles may be
clogged. You can check this by printing the
Print Quality Check Sheet and looking at the
nozzle check pattern.
a Press Ink.
b Press a or b to choose Test Print.
Press OK.
c Press a or b to choose
Print Quality.
Press OK.
d Press Color Start.
The machine begins printing the Print
Quality Check Sheet.
e Check the quality of the four color blocks
on the sheet.
1

Brother MFC-685CW Specifications

General

Print technology	Inkjet
Maximum resolution	6000 x 12000 DPI
Print speed (black, normal quality, A4/US Letter)	30 ppm
Print speed (color, normal quality, A4/US Letter)	25 ppm
Digital sender	No
Maximum duty cycle	2500 pages per month
Number of print cartridges	4
Image formats supported	BMP
Optical scanning resolution	600 x 2400 DPI
PC free copying	Yes
Copy speed (black, normal quality, A4)	22 cpm
Copy speed (color, normal quality, A4)	20 cpm
Faxing	Color faxing
Fax memory	480 pages
Modem speed	14.4 Kbit/s
Total input capacity	100 sheets
Total output capacity	50 sheets
Display	LCD
Display diagonal	3.3 \
Market positioning	Home & office
Sound power level (standby)	50 dB
Paper tray media types	Glossy paper, Photo paper, Plain paper, Transparencies
Non-ISO print media sizes	Executive
ISO A-series sizes (A0...A9)	A4, A5
Photo paper sizes (imperial)	5x7, 5x8 \
Maximum ISO A-series paper size	A4
Supported network protocols (IPv4)	USB
Dimensions (WxDxH)	557 x 254 x 452 mm
Power requirements	AC 120V 50/60Hz
Wireless technology	802.11b/g
All-in-one functions	Copy, Fax, Scan
Color all-in-one functions	copy, fax, print, scan
Power consumption (standby)	8 W
Power consumption (average operating)	34 W
Operating temperature (T-T)	50 - 95 °F
Operating relative humidity (H-H)	20 - 80 %