Epson U230 - TM Two-color Dot-matrix Printer, Developer'S Manual

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Appendix A-8 Specifications
Confidential
Drawer Kick-out Connector
The signal specified by the ESC p command is output to this connector. The host can check the
status of input signal by the following commands.
• DLE EOT
• GS r
• GS a (ASB)
Drawer Kick-out Specifications
Limitations
❏
The resistance of the drawer kick-out solenoid must not be less than that specified (24
Ω
).
Otherwisee, an overcurrent could damage the solenoid.
❏
Drawer kick-out cable must be shielded.
Item Specifications
Pin assignment See “Drawer kick-out connector pin assignment”
table
Model Printer side Molex 52018-6615 (or equivalent)
User side 6-position 6-contact (RJ12 telephone jack)
Drawer kick drive signal Output voltage Approx. 24 V
Output current 1A or less
Output waveform
Outputs the waveforms in the figure “Drawer
circuitry”. (The
ESC p
command specifies ON
time t1 and OFF time t2 .)
Drawer open/close signal Input signal level
(connector pin ) "L"= 0 V
"H"= 2
Å`
5 V
Connector appearance
t1
×
2 ms t2
×
2 ms
1 6