Prepared for class presentation. Introduction to printers, with general descriptions and various types of it.

1. PRINTERS
By-
Anshuman Abhisek Mishra
2013BARC010

2. WHAT IS A PRINTER?
 It is an external hardware device
responsible for taking computer
data and generating a hard copy of
that data.
 Printers are one of the most used
peripherals on computers and are
commonly used to print text,
images, and photos.
 World's first computer printer was a
19th-century mechanically driven
apparatus invented by Charles
Babbage for his difference engine.

3. WHAT ARE ITS MAJOR TYPES?
 Major types of printer Printers can
be divided into two main
groups, impact printer and non-
impact printer.
 Impact printer-Impact printer
produces text and images when
tiny wire pins on print head strike
the ink ribbon by physically
contacting the paper.
 Non-Impact printer-Non-impact
printer produces text and graphics
on paper without actually striking
the paper.
IMPACT
PRINTER
NON-IMPACT
PRINTER

4. TYPES OF PRINTERS
DOT
MATRIX
INK JET LASER
PRINTER
ALL-IN-
ONE

5. DOT MATRIX PRINTER:
 It is an impact printer that
produces text and graphics
when tiny wire pins on the print
head strike the ink ribbon.
 They were highly popular
during the 1980s and were the
world’s most common and
relied upon printing instrument
for a long time.
 Now they have become
obsolete.

6. DOT MATRIX PRINTER:
PROS CONS
•Can Print on multi-part
forms or carbon copies
•Low printing cost per
page
•Can be used on
continuous form paper
•Reliable, durable
•Noisy
•Limited Print Quality
•Low Printing Speed
•Limited Color Printing

7. INK JET PRINTER:
 They are non-impact
printers which print text
and images by spraying
tiny droplets of liquid ink
onto paper.
 They use CYMK color
combination for
generating all other
colors.
 The ink is stored in
separate, replaceable
cartridges.
 They are the most
popular printers for
personal use.

8. INK JET PRINTER:
PROS CONS
•Low cost
•High quality printing with
good color density and
smooth details
•Capable of printing in
vivid and wide-range of
colors
• Easy to use and maintain
•Print head is less durable
•Ink Cartridge replacement
is an expensive affair
•Not good for handling
volume printing duties
•Printing is not as fast as
other printers, say laser
printers.

9. LASER PRINTERS:
 Laser Printers are non-
impact printers which can
print high resolution images
with high speed.
 Their printing resolution
varies between 600dpi-
1200dpi.
 They use toners(black or
colored powders), instead of
ink, for printing purposes.
 Can print between 4-20
pages of text per minute.

10. LASER PRINTER:
PROS CONS
•High Resolution printing
•High printing speed
•No smearing
•Low cost per page (as
compared to ink jet
printers)
•More expensive than Ink-
Jet printers to maintain
and use
•Are less capable of
printing images with high
vividness
•Toner replacement and
drum replacement is
expensive
•Bulkier than ink-jet
printers

11. ALL-IN-ONE PRINTER
 All-in-One multifunction
printer(MFP) is also known
as all-in-one printer or
multifunction device(MFD).
 It includes printer, scanner,
copier and fax.
 It is gaining high-popularity
in small offices and business
store application etc.

12. ALL-IN-ONE PRINTER:
PROS CONS
•Low cost-high value for
money
•Takes up less space,
input and resources
•Easy to use
•Good for non-specialized
but diverse role
•If one component
develops faults, the entire
machine may get affected
•‘Jack of all, King of non’-
issue
•Fails to provide quality
and efficiency of dedicated
devices

13. HOW PRINTERS HAVE SHAPED OUR LIFE?
Printers and their ever-increasing popularity has given
every individual the capacity to have a printed text or
image or document of any type, at any time.
It has helped to enhance our expressions and
talents by giving every aspiring poet, writer, painter etc
the capacity to get their works printed, thus, making them
authentic documents.
Printers, in a way, has given every individual, an
access to both better resource and talent development as
well as entry to that elite club of intellects, earlier
dominated by the people who were lucky to get their
works identified.

14. THANK YOU