Automatic document feeder. The ADF is used to automatically feed originals into the product for copying, scanning, or faxing.


Short for Web browser, a software program that is used to locate and open Web pages.


The process of printing a multiple-copy job in sets. When collate is selected, the product prints an entire set before printing additional copies. Otherwise, the product prints the specified number of copies of one page before printing the subsequent pages.

comma (,)

A comma in a fax dial sequence indicates that the product will pause at that point in the dialing sequence.


The difference between the dark and light areas of an image. The lower the number value, the more closely the shades resemble each other. The higher the number, the more the shades appear separate from each other.

dedicated line

A single telephone line that is used exclusively for either voice calls or fax calls.


Dual inline memory module, a small circuit board that holds memory. A single in-line memory module (SIMM) has a 32-bit path to the memory, whereas a DIMM has a 64-bit path.

distinctive ring

A service offered by some telephone companies in some countries/regions that allows two or three phone numbers to be set up on the same telephone line. Each phone number has a different ring pattern, and the fax machine can be configured to recognize the distinctive ring of the fax number.

dots per inch (dpi)

A measurement of resolution that is used for printing. Generally, more dots per inch result in a higher resolution, more visible detail in the image, and a larger file size.


Digital subscriber line, a technology that enables a high-speed, direct connection to the Internet through telephone lines.

e-mail (electronic mail)

An abbreviation for electronic mail. Software that can be used to electronically transmit items over a communications network.


An abbreviation of facsimile. The electronic encoding of a printed page and the transmission of the electronic page over a telephone line. The product software can send items to electronic fax programs, which require a modem and fax software.

fax functions

Fax-related tasks that are done from the control panel or software that affect only the current job, or are done only once before returning to the Ready state, such as clearing memory. These functions are in their own section in the control-panel menu.

fax settings

Fax-related items that, when set or changed, continue to use the choice made until changed again. An example would be the number of times set for the product to redial a busy number. These settings are in their own section of the control panel menu.

file format

The way the contents of a file are structured by a program or group of programs.


Shades of gray that represent light and dark portions of an image when color images are converted to grayscale; colors are represented by various shades of gray.


An image type that simulates grayscale by varying the number of dots. Highly colored areas consist of a large number of dots, while lighter areas consist of a smaller number of dots.

HP Director

A software screen that is used when working with documents. When the document is loaded into the automatic document feeder (ADF) and the computer is connected directly to the product, the HP Director appears on the computer screen to initiate faxing, copying, or scanning.

HP ToolboxFX

HP ToolboxFX is a program that provides access to the product management and troubleshooting tools, embedded Web server, and product documentation. HP ToolboxFX does not support Macintosh operating systems.


Integrated Services Digital Network (ISDN) is a suite of internationally adopted standards for end-to-end digital communication over the public telephone network.


A connection to a program or device that can be used to send information from the product software to other programs, such as e-mail, electronic fax, and OCR links.

optical character recognition (OCR) software

OCR software converts an electronic image of text, such as a scanned document, into a form that word processor, spreadsheet, and database programs can use.

pixels per inch (ppi)

A measurement of resolution that is used for scanning. Generally, more pixels per inch result in a higher resolution, more visible detail in the image, and a larger file size.

printer driver

A printer driver is a program that software programs use to gain access to a product’s features. A printer driver translates a software program’s formatting commands (such as page breaks and font selection) into a printer language (such as PostScript or PCL), and then sends the print file to the product.

private branch exchange (PBX)

A small telephone switching system that typically is used by large businesses or universities to connect all telephone extensions within the organization. A PBX also connects to the public switched telephone network (PSTN) and may be either manual or dial, depending on the method used by extensions to place incoming or outgoing calls. Normally, the equipment is owned by the customer rather than leased from the telephone company.

public switched telephone network (PSTN)

The worldwide dial-up telephone network or a portion of that network. Users are assigned unique phone numbers, which allow them to connect to the PSTN through local telephone exchange companies. Often, this phrase is used when referring to data or other non-telephone services carried over a path initially established using normal telephone signaling and ordinary switched long-distance telephone circuits.


An optical character recognition (OCR) program that was developed by I.R.I.S. and that is included with the product software.


The sharpness of an image, measured in dots per inch (dpi). The higher the dpi, the greater the resolution.

shared line

A single telephone line that is used for both voice and fax calls.

surge protector

A device that protects a power supply and communications lines from electrical surges.


An industry standard for scanners and software. By using a TWAIN-compliant scanner with a TWAIN-compliant program, a scan can be initiated from within the program.


Uniform resource locator, the global address of documents and resources on the Internet. The first part of the address indicates what protocol to use, the second part specifies the IP address or the domain name where the resource is located.


Universal serial bus (USB) is a standard that was developed by the USB Implementers Forum, Inc., to connect computers and peripherals. USB is designed to concurrently connect a single computer USB port to multiple peripherals.


A watermark adds background text to a document that is being printed. For example, “Confidential” can be printed in the background text of a document to indicate that the document is confidential. A selection can be made from a set of predefined watermarks, and the font, size, angle, and style can be changed. The product can place the watermark on the first page only or all pages.


Windows Imaging Architecture (WIA) is an imaging architecture that is available in Windows Me and Windows XP. A scan can be initiated from within these operating systems by using a WIA-compliant scanner.

HP Laserjet M2727 Glossary