If you have a device that is faulty, follow these steps in order to begin the RMA (return merchandise authorization) process to return it and obtain a replacement:

1. Troubleshoot the problem by completing the steps in the article below that corresponds to the type of hardware:
    
   • ATU-620 Troubleshooting Steps
       
   • TTU-720 Troubleshooting Steps
       
   • LMU-3030/3040 Troubleshooting Steps
      

     LMU-3030 without LEDs	LMU-3030 with LEDs
     LMU-3040

      
   • TTU-2830 Troubleshooting Steps
       
   • LMU-364x Troubleshooting Steps
        
   • LMU-4200 Series Troubleshooting Steps
       
   • LMU-5530 Troubleshooting Steps
       
   • MDT-8W Troubleshooting Steps
       
   • MDT-8M Troubleshooting Steps
       
   • MDT-7P Troubleshooting Steps
       
   • Micronet All-in-One Troubleshooting Steps
       
   • Micronet Tethered MDT Troubleshooting Steps
       
   • Operator Panel 2 Troubleshooting Steps
       
   • Bar Code/RFID Reader Troubleshooting Steps
      

     Bar code reader	RFID reader

      
2. If you have tried all the troubleshooting steps and found that the device is still malfunctioning, go to CalAmp K-12 Support Portal.

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   Note: You can find more information about opening an RMA ticket at CalAmp's New RMA Process.

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3. Follow the onscreen instructions.

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   Note: If you have any issues with the support portal, contact your customer success manager (CSM).

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