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Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120VAC. 220VAC. 240VAC, 50/6OHz
(varies according to the country of pur-
chase)
Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Automatic sheet feeder
RS-232C interface
Color printing kit
Character font card (64k)
Battery-backed RAM card (32k)
Pull tractor feed
The following describes the pinout of the parallel (Centronics-type) inter-
face connector (signals which are low when active are overlined):
Pm
Name
Function
1
STROBE
Goes from high to low (for To.Sps) when active
2
DATA0
High when active
3
1 DATA1
1 Hieh when active
4
DATA2
High when active
5
DATA3
High when active
6
DATA4
High when active
7
DATA5
High when active
8
DATA6
High when active
9
DATA7
High when active
10
ACK
5ps low pulse acknowledges
receipt of data
11
BUSY
Low when printer ready to receive data
12
.
PAPER
High when paper out. Can be disabled
with Memory
Switch setting
13
SELECT
High when printer is on-line
14.15
1 N/C
I
I
16
SIGNAL GND
Signal ground
17
CHASSIS
Chassis ground (isolated from signal ground)
18
+5v
+5V IX outout from nrinter
19-30
GND
31
RESET
32
ERROR
33
EXT GND
34,35
N/c
36
SELECT IN
Twisted pair ground return
When this input signal is low, printer is reset
Outputs low when printer cannot continue, due to an error
External ground
Alwavs hinh
108
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