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APPENDIX D
MODEM MESSAGES*
□□□□□□□□□□□□□□□□□
Number
Word
Meaning
0
1
2
3
4
5
6
7
OK
CONNECT
RING
NO CARRIER
ERROR
Your command has been executed
without errors.
A connection has been made at 300
or 1200 bps depending on the set of
modem messages you are using.
(See the footnote and the X option
described in Chapter 3, Program¬
ming Your SX212 Modem.)**
A ringing signal has been detected
on the telephone line from an incom¬
ing call.
A connection was not established.
Your command cannot be executed
because of a syntax error, an invalid
character format or command, or
because more than 40 characters
were entered.
CONNECT 1200
NO DIALTONE
BUSY
A connection has been made at
1200 bps.
No dial tone has been detected.
The dialed number is busy.
*The basic set of modem messages includes messages 0, 1, 3, and 4.
**The extended set includes all seven commands, which allow you to
monitor the progress of your call and your communication speed.
45
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