Brother FAX-2840 User Manual

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If you are having difficulty with your machine B
Important
• If you think there is a problem with your machine, check the chart below and follow the
troubleshooting tips. You can solve most problems by yourself.
• If you need additional help, the Brother Solutions Center offers the latest FAQs and
troubleshooting tips. 
Visit us at http://solutions.brother.com/
.
• If you think there is a problem with the way your faxes look, make a copy first. If the copy looks
good, the problem may not be your machine. Check the chart below and follow the
troubleshooting tips.
• Using non-Brother supplies may affect the print quality, hardware performance, and machine
reliability.
Printing received faxes
Difficulties Suggestions
 Condensed print
 Horizontal streaks
 Top and bottom sentences are
cut off
 Missing lines
Usually this is caused by a poor telephone connection. If your copy looks good,
you probably had a bad connection, with static or interference on the telephone
line. Ask the other party to send the fax again.
Poor print quality See Improving the print quality uu page 100.
Vertical black lines when receiving The corona wire for printing may be dirty. Clean the corona wire on the drum unit.
(See Cleaning the corona wire uu page 66.)
The sender’s scanner may be dirty. Ask the sender to make a copy to see if the
problem is with the sending machine. Try receiving from another fax machine.
If the problem continues, call your dealer for service.
Received faxes appear as split or
blank pages.
If the received faxes are divided and printed on two pages or if you get an extra
blank page, your paper size setting may not be correct for the paper you are using.
(See Paper Size uu page 19.)
Turn on Auto Reduction. (See Advanced User’s Guide: Printing a reduced
incoming fax.)
Telephone line or connections
Difficulties Suggestions
Dialling does not work. Check for a dial tone.
Change the Tone/Pulse setting. (See Quick Setup Guide.)
Check all line cord connections.
Check that the machine is plugged in and switched on.
If an external phone is connected to the machine, send a manual fax by lifting the
handset of the external telephone and dialling the number using the external
telephone.

Brother FAX-2840 Specifications

General

Group dial	8
Modem speed	33.6 Kbit/s
Color faxing	No
One-touch dials	22
Print technology	Laser
Fax compatibility	ITU-T G3
Fax coding methods	JBIG, MH, MMR (Fax coding method), MR
Fax resolution modes	Fine, Photo, Standard, Super Fine
Fax transmission speed	2.5 sec/page
Out-of-paper reception	400 pages
Error Correction Mode (ECM)	Yes
Fax speed dialing (max numbers)	200
Copier resize	25 - 400 %
Grayscale levels	256
Maximum copy resolution	300 x 600 DPI
Maximum number of copies	99 copies
N-in-1 copy function (N=)	2, 4
Copy speed (black, normal quality, A4)	20 cpm
Standard input capacity	250 sheets
Standard output capacity	100 sheets
Auto document feeder (ADF) input capacity	20 sheets
Supported media weight(s)	60 - 105 g/m²
Maximum standard media size	A4
ISO A-series sizes (A0...A9)	A4, A5, A6
Display number of lines	2 lines
Display number of characters	16
Processor family	ARM9
Processor frequency	200 MHz
Maximum internal memory	16 MB
Product color	Black, Grey
Sustainability certificates	ENERGY STAR
Noise level	53 dB
Noise level (idle)	30 dB
AC input voltage	220-240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	55 W
Power consumption (typical)	365 W
Power consumption (PowerSave)	1.5 W
Package weight	12900 g

Weight and Dimensions

Weight	9000 g
Dimensions (WxDxH)	368 x 360 x 311 mm