Compaq Armada M300 Series Reference Manual page 145

Solving Modem Problems
Modem sounds are
not audible.
Modem does not dial
correctly.
Clicking sound and
modem does not
connect.
Continued
The modem is not
responding to
commands from the
computer keyboard.
Modem speaker is At the command line in terminal mode,
turned off. type ATM1.
System sound is Press the Fn+F5 hotkeys, then adjust
muted or turned the volume.
down.
Call Waiting may be Disable Call Waiting before dialing.
interfering.
The modem is Connect the modem to a standard
connected to a analog telephone line, then reestablish
digital line. the connection.
NOTE: The EXCESS
LINE CURRENT
SENSED message
does not display if
the current is under
100mA.
1. At the command line in
terminal mode, type AT,
then press Enter.
If the modem displays OK, the
modem and computer are
working together.
If the modem displays ERROR,
or does not respond, restart
the computer and repeat
steps 1 and 2.
2. Type ATDT and listen for a dial
tone.
3. Press any key to hang up the
modem.
For information about
disabling Call Waiting, consult
your operating system
documentation.
To obtain the disable call
waiting code for your dialing
area, consult your local
telephone service
provider.
15-17
Continued