Is The Modem Connecting To The Device On The Other End - Diamond SupraExpress 56e Manual

You have installed your internal modem but it does not respond at all or it seems to work
Problem:
intermittently.
Solution: With PCs, suspect COM port and IRQ conflicts.
Problem:
What you type does not appear on the screen.
Solution: Enable command echo by issuing the ATE1 command. Alternately, you may be able to turn on
Local Echo in your software.
Problem:
Two letters appear on the screen for every one you type while in the command state.
Solution: Disable command echo by issuing the ATE command. You can also solve this problem by using
your telecommunications software to change your computer setting to full duplex operation.
Problem:
You type AT followed by a carriage return and the modem does not acknowledge it with the OK.
result code.
Solution: You are not in the command state. Enter the escape code (+++) to switch from online state to
command state.
or
Your computer is set to a rate other than 300, 1200, 2400, 9600, 19,200, 38,400, 57,600, or 115,200.
Use your software to change your computer rate to one of these rates.
or Result Codes may be disabled. Issue the ATQ command.
or your computer's serial port is not working properly (external modems only). Contact your local
computer dealer for assistance.
Problem:
You type AT followed by a carriage return and the modem returns a Ø.
Solution:
Your modem is set to use numeric result codes instead of verbose result codes. Use ATZ or issue
AT&F. If this solution does not solve your problem, contact Technical Support for assistance.
I M
S THE
ON THE
Refer to your Getting Started manual, along with Communication Standards in this
Reference Manual for information on modem connections.
C
ODEM ONNECTING TO THE
O E ?
THER ND
D
EVICE
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