Toshiba TECRA A8 User Manual page 224

AT Commands
X4 (default) Enable
X5 Enable
Dial tone detect
Disabled: The modem dials a call regardless of whether it detects a dial
Enabled: The modem dials only upon detection of a dial tone, and
Busy tone detect
Disabled: The modem ignores any busy tones it receives.
Enabled:
Zn Recall stored profile
The modem performs a soft reset and restores (recalls) the configuration
profile according to the parameter supplied. If no parameter is specified,
zero is assumed. Either Z0 or Z1 restores the profile.
&Cn Data Carrier Detect (DCD) control
Data Carrier Detect is a signal from the modem to the computer indicating
that a carrier signal is being received from a remote modem. DCD normally
turns off when the modem no longer detects the carrier signal.
C-6
Enable
Enable
tone.
disconnects the call if the dial tone is not detected within 10
seconds.
The modem monitors for busy tones.
Result Codes:
n=0,1,2,3,4,5
OK
ERROR Otherwise
Result Codes:
n=0,1
OK
ERROR Otherwise
&C0 The state of the carrier from the remote modem is ignored.
DCD circuit is always on.
&C1 DCD turns on when the remote modem's carrier signal is
detected, and off when the carrier signal is not detected
(default).
OK, RING, NO CARRIER, ERROR,
NODIALTONE, BUSY, CONNECT <RATE>,
DELAYED, BLACKLISTED, REORDER,
WARBLE, CALL WAITING DETECTED
OK, RING, NO CARRIER, ERROR,
NODIALTONE, BUSY, CONNECT <RATE>,
RRING, NO BONGTONE, DELAYED,
BLACKLISTED, REORDER, WARBLE, CALL
WAITING DETECTED
User's Manual