Compaq Armada 7400 Reference Manual page 143

No dial tone
Troubleshooting
Continued
Phone service is not
connected to the tele-
phone wall jack.
The modem is not
responding to com-
mands from the com-
puter keyboard.
Speaker Control AT Com-
mand (ATM) is set to 0.
Verify that service from
the local phone company
by following these steps:
1. Unplug the telephone
cable from the
telephone wall jack.
2. Connect a telephone to
the jack, pick up the
handset, and listen for a
dial tone. If there is a
dial tone, reconnect the
modem to the telephone
wall jack with the
telephone cable and
make sure all
connections are secure.
3. If there is still no dial
tone, contact your local
phone company or
building manager.
Verify the modem and
computer are connected:
1. Select Start Æ
Programs Æ
Accessories Æ
HyperTerminal, then go
to Terminal Mode.
2. Type and press the
key. 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
step 1.
3. Type and listen for
a dial tone.
4. Type to hang up.
To set the Speaker
Control to 1:
1. Select Start Æ
Programs Æ
Accessories Æ
HyperTerminal, then go
to Command Mode.
2. Type and press
3. Type and listen for
the sound of the dial
tone.
4. Type to hang up.