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 Solution
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.
Ignore the configuration through the RESET button (as explained in the relevant
section).
The LAN LED never lights up in
green.
Check the Ethernet cable and the connection to the network.
For further information, please see manual: “Teldat Dm709-I LAN Interfaces”.
The W LED never lights up in
green.
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”.
No SIM LED lights up. 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”.
You cannot connect to the
device after updating the soft-
ware.
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.
A.2 Updating the software
The WWAN Enabler can be updated to new releases. Please contact your distributor for further details on new re-
leases.
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).
Teldat S.A.
Technical Information
WWAN Enabler 25
To Next Page
Need help?
General
