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-5-
2)
Character test function
This
is a function to check the print status of
characters.
Turn on
the power suppl
y switch with pressing
the paper
feed
key.
Then, printing characters
(letters
or numerics)
contained in this
machine is
started. When printing charac-
ters
is
completed once, restart printing from the beginning
after
exchanging
ink.
(Ink can
be
exchanged in
the order of
black
-+
cyan
-+
magenta
-+
yellow.)
When
printing
is
to
be
terminated,
turn off the power
suppl
y
switch.
1)
Color
test function
This is a function to check head stuffing or ink
exhaustion.
When the form feed key is pressed with pressing the ink
exchange
key, a square
of which
side
length is 5mm is
drawn in
the
hatching form with each color. The
order
of
colors is as
follows:
Black,
purple, red, magenta,
green, cyan, yellow.
7. HOW TO CHECK OPERATIONS
Terminal
Terminal
Input/
Explanation
of signals
No.
name
Output
29
PC3
-
N.C
30
PC2
Output
Low
battery
detection support
signal (when LB
is
detected, high.
Vee power
supply in
the motor
I
circuit is stopped.)
31
PC1
Input
Japan types
are pulled-up
to Vee at 10Kn, and
Export
type
is
pulled-down
to GND
at
10Kn.
32
PCO
Input
PRINTER+-+
SIO select
signal. Printer side=
low
level,
SIO
side= high
level.
33
Vee
Power supply
5
±
0.5V
34
PD1
Input
SIO
"SD"
input signal
35
PD2
Input
SIO
"RS" input signal
36
PD3
Input
SIO
"RR"
input
signal
37
PD4
Input
I 1NKI
key
input
signal.
Vee level
is set by key
ON.
38
PD5
Input
I
m
I
key
input
signal.
Vee level is
set by key
ON.
39
INT2
Input
Interruption
signal.
Low level
is available.
40
PD7
Input
PAK
(peripheral acknowledge) signal. High effective signal generated with
PRO
(peripheral
request)
signal.
41
AO
Output
N.C
1
1
1
1
54
A13
Output
N.C
55
RJW
Output
N.C
56
E
Output
N.C
57
D7
Input/Output
N.C.
l
1
1
1
64
DO
Input/Output
N.C
-
CE-140P
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