Radio Shack TRS-80 Model II Reference Manual page 145

Utility Programs
Error Conditions
In the interactive terminal mode, transmit from
RAM
mode, or during auto-
sign on,
TERMINAL
may detect errors related to the serial transmission. In
such cases, it will display an error message in reverse video (black on white); if
possible, it will continue normal I/O.
Here are the messages that may be produced while you are in the interactive
terminal mode:
The following messages can be produced in any mode except the menu:
Check the telephone/modem connection.
TERMINAL
will pause until the carrier is re-
stored. If
TERMINAL
was transmitting from
RAM
or sending an auto sign-on, it will start
over at the beginning of the text when the
data carrier is restored.
. the host prog
iquEmc1e, or
break character
played; if
TERMINAL
is
RAM
or auto sign-on
until the next char
the host.
DATA CARRIER LOST
DATA CARRIER RESTORED
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