Toshiba A40 Series manual No Carrier

TROUBLESHOOTING

User's Manual

	You can also use the ATX command. Refer to
	Appendix C, AT Commands.
You place a call,	Make sure the settings are correct in your
but a connection	communications application.
can’t be made
After making a call	Make sure the tone or pulse selection in your
you can’t hear a ring	communications application is set correctly.
	You can also use the ATD command. Refer to
	Appendix C, AT Commands.
Communication is	The computer will automatically cut off
cut off unexpectedly	communication when connection with the carrier
	is not successful for a set time interval. Try
	lengthening this time interval.
A CONNECT display	Check the error control setting in your
is quickly replaced by	communications application.
NO CARRIER
	You can also use the AT\N command. Refer to
	Appendix C, AT Commands.
Character display	In data transmission, make sure the parity bit
becomes garbled	and stop bit settings correspond with those
during a	of the remote computer.
communication	Check the flow control and communication
	protocol.
You cannot receive	Check the rings before auto answer setting in
an incoming call	your communications application.
	You can also use the ATS0 command. Refer to
	Appendix D, S-registers.
	If problems persist, contact your dealer.
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