Compaq Armada E500 Series Maintenance And Service Manual page 65

Table 2-15
continued
Problem
No dial tone
(continued)
Modem does
not connect at
highest speed.
Possible Cause
The modem is not
responding to
commands from the
computer keyboard.
Line conditions in
your area or in the
area you are calling
may not support
the highest
connect speeds.
Another device on
your telephone line
may be causing
interference.
Solution
Verify the modem and
computer are connected:
1. Select Start Æ
Programs Æ
Accessories Æ
HyperTerminal, then
go to Terminal Mode.
2. Type AT and press
the Enter 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 ATDT and listen
for dial tone.
4. Type ATH0 to hang
up.
Have your telephone line
checked by your local
telephone service
provider.
Try dialing an alternate
telephone number for the
service you are using.
Hang up an extension
telephone and disconnect
any other devices that
may be using the same
telephone line, then
redial.
Troubleshooting
Continued
2-31