TT-02RX Troubleshooting
Having trouble setting up your TT-02RX document camera? Use this article to troubleshoot common issues!
Issue: Document camera not recognized (Mac)
Most Common Cause: Using a Multiport / hub USB-C Adapter
Solution: Only use a 1-to-1 USB-C adapter with TT-02 devices
Solution: Only use a 1-to-1 USB-C adapter with TT-02 devices
Secondary Cause: Faulty USB Cable
Secondary Solution: Replace USB Cable
Issue: No Image from Document Camera output
Most Common Cause: The output selection switch is set to the improper position.
Solution: Reset output selection switch to proper position (See Figure 1)
Secondary Solution: Factory service is required. Reference ELMO Service and Repair Instructions.
Issue: Camera head will not stay in horizontal position
Most Common Cause: Loose screws in camera stay assembly
Solution: Reference ELMO Technical Bulletin
Issue: Flashing blue power button LED
Most Common Cause: Faulty AC adapter
Solution: Replace with known working AC adapter to check operation. If operation is confirmed with known working AC adapter please contact
ELMO Technical Support.
Secondary Cause: Faulty TT-02RX mainboard
Solution: Factory service is required. Reference ELMO Service and Repair Instructions.
Issue: No RGB (computer) pass through when powered off (Red power button LED)
Most Common Cause: This is expected behavior for TT-02RX units with serial numbers in the range of 400001 – 583529.
Solution: None.
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