Brother 7840 W User Guide

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2
cUsing both hands, slide the manual feed 
slot paper guides to the width of the 
paper that you are going to use.
 
dUsing both hands, put one sheet of 
paper or one transparency in the 
manual feed slot until the front edge 
touches the paper feed roller. When you 
feel the machine pull in the paper, let go.
 
Printing on thick paper, bond paper, 
labels and envelopes
2
When the back output tray is pulled down, the 
machine has a straight paper path from the 
manual feed...

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cUsing both hands, slide the manual feed 
slot paper guides to the width of the 
paper that you are going to use.
 
dUsing both hands, put one sheet of 
paper or one envelope in the manual 
feed slot until the front edge of the paper 
or envelope touches the paper feed 
roller. When you feel the machine pull in 
the paper, let go.
 
 
Note
• Put the paper into the manual feed slot  with the side to be printed face up.
• Make sure that the paper or print media  (see  Acceptable paper and...

Loading paper and documents13
2
Unprintable area2
Unprintable area for faxes and copies2
The printable area of your machine begins at 
approximately 3 mm from the top and bottom 
and 2 mm from both sides of the paper.
 
13mm
22mm
Note
(For copies) The unprintable area shown 
above is for a single copy or a 1 in 1 copy 
using A4 size paper. The unprintable area 
changes with the paper size.
 
Unprintable area when printing from a computer2
When using the printer driver the printable area is smaller than...

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Acceptable paper and 
other print media
2
Print quality may vary according to the type of 
paper you are using.
You can use the following types of print 
media: plain paper, bond paper, recycled 
paper, transparencies, labels or envelopes.
For best results, follow the instructions below: „ Use paper made for plain paper copying. 
„ Use paper that is 75 to 90 g/m
2.
„ Use labels and transparencies which are 
designed for use in laser machines.
„ Do not put different types of paper in the...

Loading paper and documents15
2
Type and size of paper2
The machine loads paper from the installed 
standard paper tray or manual feed slot.
Standard paper tray2
Since the standard paper tray is a universal 
type, you can use any of the paper sizes (one 
paper type and size at a time) listed in the 
table in Paper capacity of the paper trays  
on page 15. The standard paper tray can 
hold up to 250 sheets of Letter/A4 size paper 
(80 g/m
2). Paper can be loaded up to the 
maximum paper mark on the...

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Handling and using special 
paper2
The machine is designed to work well with 
most types of xerographic and bond paper. 
However, some paper variables may have an 
effect on print quality  or handling reliability. 
Always test samples of paper before 
purchasing to ensure desirable performance. 
Store paper in its original packaging and keep 
it sealed. Keep the paper flat and away from 
moisture, direct sunlight and heat.
Some important guidelines when selecting 
paper are:
„ Do not use...

Loading paper and documents17
2
Envelopes2
Most envelopes will be suitable for your 
machine. However, some envelopes may 
have feed and print-quality problems 
because of the way they have been made. A 
suitable envelope should have edges with 
straight, well-creased folds and the leading 
edge should not be thicker than two sheets of 
paper. The envelope should lie flat and not be 
of baggy or flimsy construction. You should 
buy quality envelopes from a supplier who 
understands that you will be using...

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• with sealing flaps that have not been  folded at purchase
• with sealing flaps as shown in figure  below
 
• with each side folded as shown in figure below
 
If you use any of the types of envelopes 
listed above, they may damage your 
machine. This damage is not covered 
under any Brother warranty or service 
agreement.
Occasionally you may experience paper 
feed problems caused by the thickness, 
size and flap shape of the envelopes you 
are using.
 
Labels2
The machine will print on...

Loading paper and documents19
2
Loading documents2
Using the automatic 
document feeder (ADF)2
The ADF can hold up to 35 pages and feeds 
each sheet individually. Use standard 
80 g/m
2 paper and always fan the pages 
before putting them in the ADF.
Recommended environment2
CAUTION 
DO NOT leave thick documents on the 
scanner glass. If you do this, the ADF may 
jam.
  
DO NOT use paper that is curled, wrinkled, 
folded, ripped, stapled, paper-clipped, 
pasted or taped.
  
DO NOT use cardboard, newspaper...

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Using the scanner glass2
You can use the scanner gl ass to fax, copy or 
scan pages of a book or one page at a time.
Documents can be up to 215.9 mm wide and 
297 mm long.
Note
To use the scanner glass, the ADF must 
be empty.
 
aLift the document cover.
bUsing the document guidelines on the 
left, centre the document face down on 
the scanner glass.
 
 
cClose the document cover.
CAUTION 
If the document is a book or is thick do not 
slam the cover or press on it.