Introduction
Connector for oarallel interface
board
Optional serial interface
unit
Lower casing
Power switch
Figure l-5. The main components of the Gemini printer are the power unit, the control board unit, and the printer mechanism (which features a detachable tractor).
The control board also contains the buffer that allows your computer to send a batch of information to be printed, which Gemini then stores until it can get to it. Although Gemini is a fast
7
