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The 4V series was the first HP printer to offer an internal hard disk option. [5] Common Fixes of the LaserJet 4V and 4MV model can have accordion jam as well, caused either by a worn roller or broken tooth on the gear at the fuser door. This can be repaired by replacement of the front fuser door. The engine over all is reliable.
The quality of third party toners can vary immensely, and it is also important that the toner is appropriate for the particular printer. Common problems can include: Insufficient lubricant in the toner, leading to drum, developer unit or cleaning blade damage. Wrong melting point, leading to fouling in the fusing unit, print rubbing off, etc.
Laser head from HP LaserJet 5L printer. Most HP LaserJet printers employ xerographic laser-marking engines sourced from the Japanese company Canon.Due to a tight turnaround schedule on the first LaserJet, HP elected to use the controller already developed by Canon for the CX engine in the first LaserJet. [6]
The PC and printing giant clears Wall Street's low bar in the third quarter -- but it still hasn't resolved its biggest problems. Don't Be Fooled: HP Still Faces the Same Old Problems Skip to main ...
Later, in 1984, the first laser printer intended for mass-market sales, the HP LaserJet, was released; it used the Canon CX engine, controlled by HP software. The LaserJet was quickly followed by printers from Brother Industries, IBM, and others. First-generation machines had large photosensitive drums, of circumference greater than the loaded ...
In computers, a printer driver or a print processor is a piece of software on a computer that converts the data to be printed to a format that a printer can understand. The purpose of printer drivers is to allow applications to do printing without being aware of the technical details of each printer model.
Printer tracking dots, also known as printer steganography, DocuColor tracking dots, yellow dots, secret dots, or a machine identification code (MIC), is a digital watermark which many color laser printers and photocopiers produce on every printed page that identifies the specific device that was used to print the document.
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