How to do a modem test

Follow the instructions below to test communication via modem:

  1. Make sure the MRL-7 is powered.
  2. Verify that an antenna is connected to the MRL-7.
  3. Verify that the setup parameter Operation is set to on.
  4. Activate the display of the MRL-7 by pressing one of the arrow buttons.
  5. Press until you get to the main menu, i.e. *Measurements*.
  6. Navigate to *** Settings *** with and and press .
  7. Enter the access code by pressing 2x followed by 2x .
  8. Navigate to Modem Testmode with and and press . The MRL-7 now performs several tests:
    1. The modem is initialized.
    2. The signal strength is displayed.
    3. The configured mobile communication actions are carried out: time synchronization, data transfer to the defined FTP or HTTP servers, activation of IP-Call function.
  9. Each action during the test is completed with the display success or failed. At the end of a successful modem test, the MRL-7 displays finished.
TIP  

The function of the modem can also be tested with the MRL-7 connected to the Commander. Click Device status in the parameter menu Special functions. If the modem has been connected to the mobile network it will display the assigned IP-address and the IP-Call password or IMSI number.