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Technical Information
Appendix A Technical Information
A.1 Troubleshooting
The following table can help solve problems when installing the device. If you cannot solve an issue, contact your
dealer for more information.
Symptom
No LED lights up on the device. Check the power supply to the device (power source, main power outlet).
You have forgotten the device's
access password.
The LAN LED never lights up in
green.
The W LED never lights up in
green.
No SIM LED lights up.
You cannot connect to the
device after updating the soft-
ware.
A.2 Updating the software
The Teldat Connect-4GePlus can be updated to new releases. Please contact your distributor for further details on
new releases.
Firmware updating is carried out through a traditional FTP file transfer. For further information on updating firmware
through FTP, please see manual Teldat-Dm748-I Software Updating, section 1.3 FTP Updating.
To connect to the device through FTP, you need to use a username ( monitor) and password (teldat).
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Solution
Ignore the configuration through the RESET button (as explained in the relevant
section).
Check the Ethernet cable and the connection to the network.
For further information, please see manual: "Teldat Dm709-I LAN Interfaces" .
Check the SIM installation, PIN setting and network configuration: APN and Au-
thentication parameters.
Check the antenna connection. Make sure the SMA connector is correctly
threaded and tightened.
Check the signal strength. Make sure the device location has enough coverage.
If you use external antennas, change their position and check if RSSI is improved.
Check there is service availability in your area.
For further information, please see manual: "Teldat Dm781-I Cellular Interface " .
Check that the SIM card is correctly inserted in the corresponding tray.
If the SIM is protected by a PIN, verify it has been properly configured.
For further information, please see manual: "Teldat Dm781-I Cellular Interface " .
A failure in the uploading process may have damaged the current system soft-
ware. The device will then start up with special software and configuration modes.
You may access the device through IP address 192.168.1.1 and use FTP to re-
start the uploading process inserting root as the username and no password. Re-
member to configure the IP address of your computer to match the subnet of the
device.
Teldat S.A.
Teldat Connect-4GePlus
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