Epson TM U200D - B/W Dot-matrix Printer Technical Manual page 26

(*2) Drawer kick-out drive signal
Output signal:
Output waveform:
CAUTION:
To avoid an overcurrent, the resistance of the drawer kick-out solenoid must be 24
more.
NOTES:
Two driver transistors cannot be energized simultaneously.
The drawer drive duty must be as shown below:
Be sure to use the printer power supply (connector pin 4) for the drawer power source.
1-14 Features and General Specifications
t1 x 2 ms
Figure 1-9 Drawer kick-out drive signal output waveform
ON time
(ON time + OFF time)
Voltage = Approximately 24V DC
Current = 1 A or less
Outputs the waveforms in Figure 1-8 to pins
2 and 5 of the connector. t1 (ON time) and t2
(OFF time) are specified by ESC p.
t2 x 2 ms
0.2
or
Rev.B