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The LaserJet IIP ( and its very similar successor, the IIIP ) were extremely reliable except for scanner failures, diagnosable by the lack of the familiar " dentist drill " whine and a " 52 " error displayed on the control panel ; aftermarket replacement scanner assemblies remain readily available to this day.
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LaserJet and IIP
In September 1989, HP introduced the first " personal " version of the HP LaserJet printer series, the LaserJet IIP.
LaserJet and its
The 68000 became the dominant CPU for Unix based workstations including Sun workstations and Apollo / Domain workstations, found its way into heralded computers such as the Apple Lisa and Macintosh, Amiga, Atari ST, and was used in the first generation of desktop laser printers including the original Apple Inc. LaserWriter and the HP LaserJet.
The use of a less-ambitious and simpler Page Description Language allowed HP to deliver its LaserJet to the market about a year before Apple's CX based product, and for $ 1000 less.
Priced at US $ 1, 495 by HP, and half the size and price of its predecessor, the LaserJet II, it offered 300-dpi output and 4 ppm printing with PCL 4 enhancements such as support for compressed bitmapped fonts and raster images.
In October 1992 HP introduced its first printer with 600-dpi output and Microfine toner, the LaserJet 4, bringing publication-quality printing to the desktop for a cost of US $ 2, 199.
In April 1994 HP shipped its 10-millionth LaserJet printer.
In July 1998 HP shipped its 30-millionth LaserJet printer.
In December 2000 HP shipped its 50-millionth LaserJet printer.
In 2003 HP shipped its 75-millionth LaserJet printer.
LaserJet and very
Due to a very tight turnaround schedule on the first HP LaserJet, HP elected to use the controller already developed by Canon for the CX engine in the first HP LaserJet.
LaserJet and except
The HP LaserJet IIID was the same as the HP LaserJet III except it had 2 paper trays and duplex printing.
LaserJet and for
It also was used as a sound controller in the Sega Saturn game console, and as a controller for the HP JetDirect Ethernet controller boards for the mid-90s LaserJet printers.
After personal computers became more widespread, the first laser printer intended for a mass market was the HP LaserJet 8ppm, released in 1984, using a Canon engine controlled by HP software.
In 1984, the HP LaserJet sold for $ 3500, had trouble with even small, low resolution graphics, and weighed.
The version for the LaserJet, PCL4, was adapted from earlier inkjet printers with the addition of downloadable bitmapped fonts.
For example, a generic PPD file for all models of HP Color LaserJet contains:
Many more recent laser printers also have emulation modes for HP PCL ( HP LaserJet ) or PostScript printers which will work in DOS.
The HP LaserJet 1012 is a low-end, monochrome laser printer from Hewlett-Packard that retails for US $ 199. 99 and was designed as an inexpensive laser alternative to Inkjet printers for home and small office use.
Due to the high cost of memory, the first LaserJet only had 128 kilobytes of memory, and a portion of that was reserved for use by the controller.
The first LaserJet was a high-speed replacement for text-only daisy wheel impact printers and dot matrix printers.
The HP LaserJet family, along with Aldus PageMaker and Microsoft Windows, was central to the PC-based solution and while the design was more plebeian than Apple's product, this multi-vendor solution was available to a mass audience for the first time.
The HP LaserJet II used PCL4, improved features, more memory and fonts for a market price of $ 2, 695.
The Color LaserJet offered 2 ppm color printing and 10 ppm for black text, 8MB of memory, 45 built-in fonts, a 1, 250-sheet paper tray and enhanced PCL 5 with color.
In 1999 HP released the HP LaserJet 4050 series, which was identical to the HP 4000 but with a faster formatter and an easily accessible paper-registration area ( where the paper is stopped, registered, and then advanced for printing ; a flip-up cover here made clearing of this component easier.
The 1992 LaserJet 4L marked the transition between a control panel evolved for an informed operator and one evolved for a casual user.
Note that for at least some LaserJet models, notably the LaserJet 4, the printer must be switched off-line before the Form Feed button will work.
LaserJet and scanner
* < s > HP LaserJet Companion </ s > the LaserJet Companion is a sheet-fed monochrome scanner that connected to the parallel port of a LaserJet and provided copy functionality ; as well as software scanning and fax functions.
LaserJet and by
For example, CSR plc's IPS PS3 interpreter, formerly known as PhoenixPage, is standard in many printers and MFPs, including those developed by Hewlett-Packard and sold under the LaserJet and Color LaserJet lines.
The HP LaserJet printer was quickly followed by laser printers from Brother Industries, IBM, Apple Computer ( with the LaserWriter ) and others.
HP's own LaserJet was driven by a simple page description language running on the host computer, known as Printer Command Language, or PCL.
LaserJet as a brand name identifies the line of dry electrophotographic ( DEP ) laser printers marketed by the American computer-company Hewlett-Packard ( HP ).
The LaserJet 4 / 4 Plus / 4M / 4M Plus retained an alphanumeric display, and in fact upgraded from the LCD displays of earlier models by using a 16-character alphanumeric dot-matrix vacuum fluorescent display.
These settings are ignored by graphical PCL / Postscript print drivers, and are only used for those rare situations where a LaserJet is used to emulate a lineprinter.
* PCL 5 was released on the HP LaserJet III in March 1990, adding Intellifont font scaling ( developed by Compugraphic, now part of Agfa ), outline fonts and HP-GL / 2 ( vector ) graphics.
LaserJet and lack
These printers tend to lack onboard processing and rely on the host computer to generate a raster image, but still will outperform the LaserJet Classic in nearly all situations.
LaserJet and error
HP LaserJet 500 Plus Control Panel: the original LaserJet two-character display provides a wide range of feedback, status, and error messages
PC LOAD LETTER error on an HP LaserJet 4
" PC LOAD LETTER " is an error message encountered when printing on older HP LaserJet printers such as the LaserJet II, III, and 4 series.
These two-character codes are a legacy feature carried over from the first LaserJet printers, which could only use a two-character display for all printer status and error messages.
LaserJet and on
In 1984, HP released the first commercially available system based on the LPB-CX, the HP LaserJet.
HP introduced their version of bidirectional, known as Bitronics, on the LaserJet 4 in 1992.
HP adopted Centronics parallel on their printer models and introduced a bidirectional version known as Bitronics on the LaserJet 4 in 1992.
It was quiet compared to other contemporary printers, so people could talk on the phone while sitting next to the HP LaserJet printer as it was printing.
The LaserJet IIISi also was HP ’ s first printer to offer onboard Adobe PostScript emulation as opposed to the font-cartridge solution offered on earlier models.
( TrueType fonts could print on an original LaserJet Plus or later, but they would be printed as graphics, making the printing slow and restricted to a limited page area or reduced resolution.
Instant on fusing was introduced with the HP LaserJet 4L in the spring of 1993.
* PCL 4 was introduced on the HP LaserJet II in 1985, adding macros, larger bitmapped fonts and graphics.
* PCL 5e ( PCL 5 enhanced ) was released on the HP LaserJet 4 in October 1992 and added bi-directional communication between the printer and the PC and Windows fonts.
* PCL 5c introduced color support on the HP PaintJet 300XL and HP Color LaserJet in 1992.
PJL ( Printer Job Language ) was introduced on the HP LaserJet IIIsi.
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