Filter
Top Products
TM200 Service Manual
- 50 -
Appendix A Interface
I
EEE
12
84 Bid
i
re
c
t
io
na
l Par
a
llel I
n
te
rf
a
c
e
Specificatio
ns
Da
t
a
t
r
a
n
sm
i
ssi
on
:
8
-bi
t
Pa
ra
ll
e
l
Sy
nchro
n
iz
ati
o
n:
E
x
ter
n
all
y
s
u
ppl
i
e
d
P-/STROBE
si
gna
l
s
Ha
nd
sha
k
in
g:
P-/Ack
and
P-BUSY
sig
n
al
s
S
i
g
n
al
le
v
e
ls:
TT
L
c
o
m
p
a
t
i
b
le
Rev
e
rse communi
cat
i
o
n
(Pri
nter
Host
): Ni
bb
l
e
or
B
y
t
e
Mo
d
e
Switching b
etween online and offline
T
he pr
int
e
r
is not
equi
pp
ed
wit
h
any
onli
ne/offl
ine
s
w
i
t
c
h
. Th
e pr
int
e
r i
s
pl
aced
i
nto
offli
ne
st
atu
s
in ei
th
er of the fol
l
o
w
ing
s
:
1.
When t
he po
wer
i
s
t
u
rned
o
n
or
un
ti
l
the
pri
n
t
e
r
b
eco
m
e
s
rea
d
y
for
d
a
ta
tr
ansmissi
on a
f
ter
i
t
is
i
n
it
ia
li
ze
d
by
th
e
re
se
t
sig
n
al
fr
o
m
th
e
i
n
t
e
rf
ac
e
.
2.
Du
ri
ng t
he sel
f
-t
est.
3.
W
hen t
he cov
e
r
is op
en.
4.
D
u
r
i
n
g p
a
per
f
eed
ing
us
in
g th
e pap
e
r
feed b
u
tt
on.
5.
W
hen t
he pr
int
e
r
s
t
op
s
pri
n
t
i
ng
d
u
e
to
a pa
per
-
en
d
(i
n cases whe
n
empty
pa
per
supp
ly
is
d
e
tec
t
ed
b
y
ei
ther
the
pap
e
r r
o
ll
end
d
e
tect
or
or
the p
a
per
r
o
ll
near
-end
d
e
t
ecto
r
wi
th a
p
r
i
n
ti
ng
ha
lt
du
e to
pap
e
r s
h
o
r
t
a
ge en
abl
e
d
by
ES
C
c
4
).
6.
D
u
r
i
n
g macr
o execu
ti
ng st
and
b
y
stat
us.
7.
W
hen a t
e
mpor
ar
y abnor
m
a
li
t
y
occu
rs i
n
the
power
sup
ply
v
o
lt
age.
8.
W
hen an
err
o
r ha
s occu
rred
.