7 Glossary 
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contrast The intensity of the display of an image, or the degree of 
difference between the gray tones on a document page.
copy sets Groups of copies of a multi-page set of documents. If you 
have a four-page document and you want to make 10 copies 
of the document, you will be making 10 copy sets.
covers Card or paper used to add to the front or back of a copy set.
default settings Settings which are incorporated into the machine at the 
factory and used by the machine when the user does not 
specify settings.
DHCP An abbreviation of Dynamic Host Configuration Protocol. A 
protocol allowing the principal parameters of network devices 
(including IP Addresses) to be configured by central DHCP 
servers.
DNS An abbreviation of Domain Name System. A system used on 
the Internet for translating names of network nodes into 
addresses.
document feeder An assembly that automatically separates and feeds single- or 
double-sided pages from the input tray into the scanner.
dpi An abbreviation of Dots Per Inch, which is the number of dots 
that can be printed within a width of one inch. Used as the unit 
for resolution. 
drum cartridge A customer replaceable cartridge which contains an internal 
drum and toner. A printed image is formed on a drum before 
being transferred to paper.
duplex Refers to a document that contains an image on both sides of 
the page.
emulation Printer mode where the printer imitates the functions of 
another printer language.
error code A code that is displayed in the Display of the Control Panel or 
in CentreWare Internet Services when a problem occurs.
Ethernet A network transport technology commonly used to send data 
from one node to another.
factory default settings  See “default settings”.
Gateway Address The Gateway Address is the IP Address of the gateway, or 
router, that the machine will use to access devices on other 
subnets.
gsm The metric designation for paper weight in grams per square 
meter.
HTTP An abbreviation of Hyper Text Transfer Protocol. This is the 
Internet standard that supports the exchange of information on 
the World Wide Web (WWW). HTTP lays the foundation for 
transparent access to the Internet.
Image Enhancement An image control option which makes the border between 
black and white smooth, with rough edges reduced, giving the 
appearance of a higher resolution.
Image Rotation An image control option that automatically rotates an image by 
90 degrees to fit on the same size paper but with the opposite 
orientation.