In 1975, Centronics sign OEM agreements with Tandy and produced DMP series of these printers and LP for several years. The 6000 series printers band, was born in 1978. In 1979 the turnover of the company is over 100 million U.S. $ Brother LB6800PRW.
In 1980, Centronics printer 770 is small. This is a dot matrix printer office at low cost. For Centronics, this is the first printer made to Z in their premises but this results in malfunctions. Thus we find the bugs in the microprocessor, forcing a Centronics stop production for one year. During this period, Epson, Brother and other manufacturers take the opportunity to gain market share as Centronics will never recover. 1980 was also the year where printers appear to strip the series E 900 and 1200.
In 1982, Control Data Corporation merges its own production unit with Centronics, invests U.S. $ 25 million and took control in place of Howard. Control Data will remain in charge until 1986. Indeed, in 1987, their shares are redeemed by an investor group affiliated with the Drexel Burnham Lambert.
The tape printer LineWriter 400 released in 1983, soon followed by the 800 LineWriter faster. The series will continue through 1995 LineWriter. Series GLP (Great Little Printer) is a low-end series introduced in 1984.