Epson SQ-B50/2550 Technical Manual page 69

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REV.-A
2.1 OVER VI EW
This chapter explains the theory of operation of the main printer.
Section 2.2 gives a summary of the theory of operation of the main printer as preparation for explaining
the main printer in detail. Section 2.2 onward explains the relationship between the circuitry and
mechanisms for the theory of operation for the various components. A variety of ICs are used in the
electrical circuits. Please read this chapter in addition to the Appendix for details.
2.2 Summary of the Theory of Operation
The theory of operation for the component connections, mechanisms, and electrical circuits are
explained here. Although the basic contents of the explanations given here are subjective, 2.3 explains
the meanings of abbreviations and the various mechanical connections. Accordingly, if you don't read
the main section first, section 2.3 will be difficult to understand.
2-1

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