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The Xerox 1200 Computer Printing System is a computer printer system that was developed by Xerox. It was the first commercial non-impact Xerographic printer used to create computer output. [ 1 ] It is sometimes mistakenly referred to as a laser printer, but it did not in fact have a laser.
The IBM 1230 is an offline optical mark reader that can read and score 1,200 test answer sheets per hour. [5] It uses a wire matrix to printer to print the test results on the right margin of the answer sheet as the sheet is being processed. It can optionally send output to an IBM 534 Model 3 Card Punch.
A server for the LPD protocol listens for requests on TCP port 515. [1] A request begins with a byte containing the request code, followed by the arguments to the request, and is terminated by an ASCII LF character. An LPD printer is identified by the IP address of the server machine and the queue name on that machine. Many different queue ...
HP introduced the first laser printer for IBM PC compatible personal computers in May 1984 at the Computer Dealers' Exhibition . It was a 300-dpi, 8 ppm printer that sold for $3,495 with the price reduced to $2,995 in September 1985. [6] It used an 8 MHz Motorola 68000 processor and could print in a variety of character fonts. [1]
1. Check if you can visit other sites with a different browser - If you can go to another site, the problem may be associated the browser you're using. If you don't have another browser, download a supported one for free. 2. Check the physical connection - A loose cable or cord can often be the cause of a connection problem. Make sure ...
For comprehensive help, see The Missing Manual and the Help directory; If you wish to express an opinion or make a comment, Where to ask questions will point you in the correct direction.