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Interface for
processing and
displayed
as
received characters.
This
is
useful
to
assure
that
data
is
accurately
processed through
the interface.
4.
Determine
that the
remote
modem
is
operating
in
the
ANswer mode.
If
it
is
not,
switch
the
8010
to
the
ANswer mode
and proceed
with
instructions
under
"ANSWER MODE.
"
5.
Dial
the
remote
number
and
wait
for
a high pitched
tone.
6.
After hearing
the
answering
tone,
place
handset firmly
in
the
acoustic
cups
with
the
handset cord
lying
over
the
word
"CORD"
on
the
rear
cup.
When
the
XMT
indicator
goes
out
and
the
CRX
indicator turns on,
the
CBM8010
is
ready
for
communication.
7.
Sign
on and proceed with terminal
operations.
NOTE:
Although
the
8010
contains circuitry
that
minimizes
the effects of a
noisy telephone
connection,
severe
line
noise
may
cause transmission problems.
If
errors appear, repeat
the
dial-up
procedure
to
obtain
a
better connection.
ANSWER MODE
1.
Answer
the
telephone manually.
2.
Ensure
that the
terminal
power
is
on and
is
ready
for
remote
operation.
3.
Switch
the
8010
to
the
ANswer
mode.
The
coupler
will
produce a
high
pitched tone allowing
the
originating
modem
at the
remote end
to
accomplish
the
handshake necessary
for
terminal-to-terminal or
terminal-to-CPU
communications.
The
XMT
indicator
is
illuminated
showing
that
power
is
on.
4.
Place
the
handset firmly
into the
acoustic
cups with
the
handset cord
lying
over
the
word
"CORD"
on
the
rear
cup.
When
the
CRX
Indicator turns on,
the
XMT
indicator
goes
off
and
the
"handshake"
is
complete.
The
CBM8010
is
ready
for
communication.
5.
Sign
on
and proceed
with data exchange.
TERMINATING A
CALL
1.
Type
a
sign-off
command.
2
.
Switch
the
power
off
and
remove
the
handset
.
NOTE
:
When
the
power
is
turned
off
in
the
CBM
8010,
the
special interface
used
in
the
modem
will
not interfere with
normal
operation on
the
488
bus.
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