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INTERFACE INFORMATION
User's Manual
Pin
Return
Signal Name
No.
Pin No.
13
Select
−
(SLCT)
14
Auto Feed
−
XT
15
−
−
16
Signal
−
Ground
17
Frame
−
Ground
18
+5 V
−
19-
Signal
−
30
Ground
31
Input Prime
−
(INPRM)
32
Fault
−
33
Signal
−
Ground
34
−
−
35
+5 VR
−
36
SLCT-IN
−
INTERFACE INFORMATION
Direction
Description
Output
This signal is high when
the printer is online.
Input
Not used
No connection
−
Logic ground level (0 V)
−
Printer chassis ground line.
−
FG and SG are connected.
Output
+5 V source (up to 300
mA)
Twisted pair return lines
−
If this signal is low for
more (INPRM) than 50 µs,
the printer is reset to the
initial condition and is
placed online.
Output
This signal is low when
the printer is offline, paper
is out, or when there is a
printer error.
Logic ground level (0 V)
−
No connection
−
Output
Pulled up to +5 V through
a 3.3 kΩ resistor
Input
Not used
D-3
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