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Printer Features
Table
1-12.
Print
Speed
Type of letters Print speed [cps]
High-speed draft
380
(320)
11421
Draft pica
285
ii421
Draft elite
342
[1701
Condensed draft pica
243
v221
Emphasized draft pica
142
1711
NLQ normal pica
57
Notes:
1.
The printing speed for high-speed drafl is reduced to the value in
‘I(
)”
with
thick paper (over 0.007 inches or 0.18 mm).
2. The printing speed for high-speed draft is reduced to the value of “draft
pica” when any graphic character is in the line.
3. The printing speed for draft is reduced to the value in
‘I[
I”
when any italic
character is in the line.
4. The speed for high-duty printing is reduced to approximately half of each
speed, except for the printing speed in
“[
I”.
Input Data Buffer
24K or OK bytes (selectable with power on default settings;
see Pouter On Default
Settings,
later in this chapter.)
Interfaces
This printer has a built-in, 8-bit Centronics parallel interface.
Parallel Interface
Data transmission mode
&bit
parallel
Synchronization
Controlled by external STROBE pulse.
Handshaking
Controlled by ACKNLG and BUSY signals.
Logic level
TTL-compatible
Connector plug
57-30360 (Amphenol) or equivalent
It is recommended that the interface cable be as short as possible
(
10 feet or 3 meters,
maximum).
Epson
FX-870/1170
1-13