IBM L3 Modem, made, modem, protocol, Communication, incoming call, becomes garbled, off unexpectedly, can’t hear a ring, Character display, connection can’t be

		L350/L350D
Modem
	Problem	Procedure
	Communication	Make sure the computer’s internal modem
	software can’t initialize	settings are correct. Refer to Phone and Modem
	modem	Options in the Control Panel.

You can hear a dial tone If the call is going through a PBX machine, make but can’t make a call sure the communication application’s tone dial

detection feature is disabled.

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

You can also use the ATS0 command.

If problems persist, contact your dealer.

User’s Manual 9-15