Brother MFC-9840CDW User Manual

Troubleshooting and routine maintenance
115
C
The machine prints unexpectedly
or it prints garbage.
 Pull out the paper tray and wait until the machine stops printing. Then turn off
the machine’s power switch and disconnect from the power for several
minutes. (The machine can be turned off for up to 4 days without losing faxes
stored in the memory.)
 Check the settings in your application to make sure it is set up to work with
your machine.
The machine prints the first couple
of pages correctly, then some
pages have text missing.
 Check the settings in your application to make sure that it is set up to work with
your machine.
 Your computer is not recognizing the machine’s input buffer’s full signal. Make
sure that you connected the interface cable correctly. (See the Quick Setup
Guide.)
The headers or footers appear
when the document displays on the
screen but they do not show up
when it is printed.
There is an unprintable area on the top and bottom of the page. Adjust the top and
bottom margins in your document to allow for this.
The machine does not print on both
sides of the paper even though the
printer driver setting is Duplex.
Check the paper size setting in the printer driver. You need to select A4, Letter,
Legal or Folio.
The machine is not printing or has
stopped printing and the machine’s
Status LED turns yellow.
Press Job Cancel. As the machine cancels the job and clears it from the memory
it may produce an incomplete printout.
Scanning difficulties
Difficulties Suggestions
TWAIN errors appear while
scanning.
Make sure that the Brother TWAIN driver is chosen as the primary source. In
PaperPort™ 11SE, click File, Scan or Get Photo and choose the Brother
TWAIN driver.
Network scanning does not work. See Network difficulties on page 116.
Software difficulties
Difficulties Suggestions
Cannot install software or print. Run the Repair MFL-Pro Suite program on the CD-ROM. This program will repair
and reinstall the software.
Cannot perform ‘2 in 1’ or ‘4 in 1’
printing.
Check that the paper size setting in the application and in the printer driver are the
same.
The machine does not print from
Adobe Illustrator.
Try to reduce the print resolution. (See Advanced tab in the Software User’s Guide
on the CD-ROM.)
Printing difficulties (continued)
Difficulties Suggestions

Brother MFC-9840CDW Specifications

General

Print technology	Laser
Maximum resolution	600 x 2400 DPI
Economical printing	Yes
Time to first page (black, normal)	16 s
Time to first page (color, normal)	17 s
Print speed (black, normal quality, A4/US Letter)	20 ppm
Scan to	E-mail, FTP, OCR, USB
Scanner type	Flatbed scanner
Grayscale levels	256
Input color depth	48 bit
Maximum scan resolution	19200 x 19200 DPI
Optical scanning resolution	1200 x 2400 DPI
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
N-in-1 copy function (N=)	4, 9, 16, 25
Copy speed (black, normal quality, A4)	16 cpm
Faxing	Mono faxing
Fax memory	400 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	300
Total input capacity	250 sheets
Total output capacity	150 sheets
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	35 sheets
Internal memory	128 MB
Sound power level (standby)	30 dB
Sound pressure level (printing)	54.5 dB
Custom media sizes	(69.9 - 216mm) - (116 - 406.4mm)
Dimensions (WxDxH)	530 x 539 x 520 mm
Networking features	10/100Base-TX
Wireless technology	IEEE 802.11b/g
All-in-one functions	Copy, Fax, Scan
Maximum internal memory	0.640 GB
Color all-in-one functions	copy, print, scan
Media weight (tray 1)	60 - 105g/m2
Paper tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size)
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
JIS B-series sizes (B0...B9)	B5
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Security algorithms	LEAP
Supported network protocols (IPv4)	TCP/IP (IPv4 & IPv6)
Standard interfaces	USB 2.0
USB 2.0 ports quantity	1
Bundled software	ScanSoft PaperPort (Win) NewSoft Presto! PageManager (Mac)
Power consumption (PowerSave)	36 W
Power consumption (average operating)	515, 100 W
Package weight	45800 g
Digital sender	No
Maximum duty cycle	3000 pages per month
Market positioning	Business