Hard Reset a Raven XT Modem

There are instances such as when a modem transfers cellular accounts that require a hard reset of the device. The following process will reset the device to manufacturer’s defaults and allow it to re-register on the network.

1. Remove both black fuses (Battery and External) to disconnect power while taking the logger apart
2. Remove the (4) mounting screws and lock washers with a #3 Phillips head screwdriver. The plate can now be lifted to access hidden components
   

   Remove Mounting Screws

3. Gently lift the plate and turn over to reveal the circuit board and Raven XT modem
   1. Be careful not to disconnect any of the wires from the circuit board or modem
4. Re-install the Battery fuse to power the modem
   1. NOTE: Power will be applied momentarily during startup and then removed before being applied permanently
5. The Power LED should be lit and the other LEDs may blink depending on the status
   

   Raven XT Front

6. Let the modem finish its startup sequence by waiting 60 seconds after applying power
7. Download and install AceManager from the NexSens.com/Support/Downloads page if not already installed on your PC
8. Disconnect the iSIC’s serial cable from the DB-9 Serial port
9. Connect a serial cable from your computer to the Raven XT’s DB-9 Serial port
   

   Raven XT Back

   
   

10. Open AceManager
11. Click Connect
    

    Connect

12. Select PPP
13. Choose the correct Port
    1. If you are unsure which port is being used follow the instructions provided in Verifying iSIC/SDL COM Port
14. Click OK
    

    Modem Settings

15. AceManager will load the modem’s information and bring up the INFO screen when done
    

    INFO Screen

16. Click on the STATUS tab
17. Check the Network State
    1. It should say Awaiting Provisioning. If it does confirm the signal strength (RSSI) is good (Typically -65 to -85 for Verizon)
    2. If it says Connecting to Network wait 60 seconds and click Refresh All
    3. If it says Fail to Connect to Network continue
       

       STATUS Screen

18. Close AceManager
19. Use a paper clip to press and hold the Reset button on the Raven XT modem for 60 seconds
20. Cycle the power on the modem by removing the 4-pin DC power connector for 10 seconds and then re-insertting
21. Open AceManager
22. Click Connect 
    

    Connect

23. Select PPP
24. Choose the correct Port
25. Click OK
    

    Modem Settings

26. AceManager will load the modem’s information and bring up the INFO screen when done
    

    INFO Screen

27. Click on the STATUS tab
28. Check the Network State
    1. It should say Awaiting Provisioning. If it does confirm the signal strength (RSSI) is good (Typically -65 to -85 for Verizon)
    2. If it says Connecting to Network wait 60 seconds and click Refresh All
       

       STATUS Screen

29. Download the correct Raven XT template for your provider from the NexSens.com/Support/Downloads page
30. In AceManager click Load
31. Select the template file that was just downloaded and click Open 
32. Confirm the file is loaded by looking at the status line
    

    Load Template

33. Click Write
34. Wait until “Write successful” is displayed in the status line
    

    Write Template

35. Click Disconnect
36. Reconnect the iSIC’s serial cable to the DB-9 Serial port
37. Cycle the power on the modem by removing the 4-pin DC power connector for 10 seconds and then re-insertting
38. Wait 2-4 minutes for the cellular modem to connect to the network and confirm communication to the logger via cellular