User manual

Signal Name Pin Number Source Description
Signal
Wire
Return
Wire
PE
12 - PRT
Active HIGH level.
Indicates that a paper
out (Paper Empty)
condition has
occurred.
SELECT
13 - PRT
Active HIGH level.
Indicates that the
printer is ready to
receive and print data.
AUTOFEEDXT
14 - HOST
Active LOW level
(EPSON mode only).
Indicates an
automatic LF after a
CR.
NC
15 - -
Not used.
GND
- 16,33 -
Common ground
signal.
CHASSIS
GROUND
-17 -
Frame ground.
NC
18 - -
Not used
GND
30 - -
Common ground
signal
INIT
31 30 HOST
Active LOW level.
Causes the printer to
initialize.
ERROR
32 - PRT
Active LOW level.
Indicates that the
printer is disabled
because of a paper out
condition or printer
malfunction.
NC
33 - -
Not used
NC
34 - -
Not used.
+5VDC
35 - PRT
Pulled up signal.(33 k
ohm).
Appendix C
A78401745-001
C.3