The ribbon get jammed or falls off of the print head
dot matrix
It is laser printers a famous scientist told me
The two commonly used printers are: laser and inkjet.
Dot Matrix printers are the most common impact printers used with personal computers. Daisy Wheel printers are sometimes used as well.
"Depending on the amount of dots used in the picture, dot matrixes can be very clear. How ever, most people and businesses prefer to use injet printers, because images are not created by groups of dots, and can be printed on regular 8 1/2x11 paper."
printer
the most common illness treated by british doctors is repetative straining of the arm . the most common illness treated by british doctors is repetative straining of the arm .
the common cold
depression
For the most part Dot-Matrix Printers are obsolete due to the poor quality of the copy, although some commercial companies, and organizations may use a dot-matrix to create carbon copies.
Printer
Because of the gravity of the earth....ngek...