Pin
no.
Signal
name
GND
In/Out*
Description
14
AFXT
30
In
Not used.
31
INIT
30
In
This signal’s negative pulse initializes the
printer.
32
ERROR
29
Out
This signal’s low level means an error has
occurred.
36
SLIN
30
In
Not used.
18
Logic H
-
Out
This line is pulled up to +5 V through
3.9 k
Ω
resistor.
35
+5 V
-
Out
This line is pulled up to +5 V through
3.3 k
Ω
resistor.
17
Chassis
-
-
Chassis GND.
16, 33
19-30
GND
-
-
Signal GND.
15, 34
NC
-
-
Not connected.
* In/Out shows the direction of signal flow from the printer’s point of view.
Parallel interface (reverse channel)
Transmission mode:
IEEE-1284 nibble mode
Adaptable connector:
57-30360 (Amphenol) or equivalent
Synchronization:
Refer to the IEEE-1284 specification
Handshaking:
Refer to the IEEE-1284 specification
Signal level:
IEEE-1284 level 1 device
Data transmission
timing:
Refer to the IEEE-1284 specification
L
Sunflower-P
rev.c
A5 size Appendix
01/09/96
pass 2
A-14
Specifications, Command Summary, and Character Tables
Summary of Contents for LQ-2070
Page 1: ......
Page 123: ...L Sunflower P Rev c A5 size Chapter 6 01 09 96 pass 1 6 12 Troubleshooting ...
Page 173: ...Printed in Japan 96 04 2 ...
