Epson MX-80 Technical Manual page 32

Hide thumbs Also See for MX-80:

Table of Contents

Fig. 2.18 shows the phase

nal (RS).

relationship between the timing signal (PTS) and the reset srg-

Reset signal (RS)

Approx. 21ms (at normal character printing)

Approx. 5V

Approx. 5v

Timing signal (PTS)

innmrwrnnnnnr

Home position of print head

Fig. 2.18 Timing and Reset Signals

(8) Driver circuit

rarriaae and paper feed stepper

The driver circuit amplifies very small signals

^^d also deter-

motors to supply the currents necessary or rivi

jgienoid Fig. 2.19 shows the

mines the pulse duration for energizing the print head soienoio.

driver circuit.

(•

s ft

r:5

I'' .,_.1

*^""1

Fig. 2.19 Driver Circuit

2-19

-O N»(Ul

i»

S» »'l

REV

Table of Contents

Chapters

Table of Contents