MITSUBISHI ELECTRIC WT03939X20 - Manual (Page 62)

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The error messages are shown below.
If an error occurs, check the connections, etc.
Error message When Test report
Error message Meaning/Cause Repair
A test report failed
(Modem no-response error)
Modem connection error
The MN Converter cannot
communicate with the modem.
Probable causes are:
* The cable between the MN
Converter and the modem is not
connected properly.
* The modem is not turned on.
* Check the connections on the
cable between the MN
Converter and the modem.
* Turn the modem on.
A test report failed
(Phone connection error)
Phone line connection error.
A call was made via the modem, but
no connection with the contact could
be established.
Probable causes are:
* The cable between the modem
and the telephone line is not
connected properly.
* The other party's telephone is not
responding.
* The contact phone number is
wrong.
* The telephone line itself is
damaged.
* Check the connections on the
cable between the modem and
the telephone line.
* Check that the other party's
modem is set to auto receive.
* Check the contact phone
number.
* Check with the connecting
telephone exchange.
A test report failed
(Server no-response error)
* Only when "Server" is
selected in "Option
settings". Contact server no-response error.
Communication was established
with the other party's modem, but
there is no response (REP) from the
contact server.
* The contact server is not
connected or the dedicated server
software is not running.
* Check the operation status of
the contact server.
A test report failed
(No-response timeout) No response from the MN
Converter.
The software cannot communicate
with the MN Converter.
* The MN Converter cable is
disconnected or broken.
* Power to the MN Converter has
failed.
* Check the connection to the
MN Converter.
* Check that the MN Converter
is powered up.
(4) Also check that notification is provided correctly on the remote monitoring PC.
For information on the message format used for test notification, see section “3.12.9 Error notification
data format".
(5) Click [Close] to exit the setting/cancellation screen.