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Chapter
I
Table
2.
DIP
Switch
Se
*iigs
in
Hayes
Protocol
Mode
sw
Position
Function
1
ON
Auto-answer
mode
ON
OFF
Auto-answer
mode OFF
2
Should be
ON
Sets the
Modem
to
Hayes
protocol
mode.
3
ON
Forced
carrier
detect
OFF
True
carrier
detect
4
ON
Command
echo
ON
(echoes
command
characters
to verify that
the
Modem
accurately receives the
commands
sent
to
it).
OFF
Command
echo
OFF
5
ON
Displays verbal
result
codes.
OFF
Displays
numerical
result
codes.
6
ON
Disables
command
recognition.
Modem
does
not
recognize
commands.
OFF
Enables
command
recognition.
Modem
recognizes
commands.
7
ON
Result
codes
disabled
(disables
Switch
5)
OFF
Result
codes
enabled
(enables Switch
5)
8
ON
Forced data
terminal
ready
signal
OFF
True data
terminal
ready
signal
Communications
protocol
The
following
criteria
must
be
met
before
computer-to-computer
com-
munication can
occur.
1.
Both computers must have
the
same
communications
protocol:
Operation speed
(300
bps
or
1200
bps)
Word
length
(7 bits
or 8
bits)
Parity
(even,
odd
or
none)
Number
of
stop
bits
(1
or 2
bits)
See
your computer owner's
manual
for instructions
on
setting
the
communications
protocol.
9
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