No response occurs when you type AT
Action: Reconfigure the COM port address
for the modem.
- Be sure the communications software is set
to the COM port to which the modem is connected.
- Check IRQ settings in the software and on
the modem to be sure no conflict exists.
AT&F at the command prompt to reset
the modem to factory-default settings.
- Be sure you are in terminal mode and not
- Refer to the HP website for a complete list of AT