This section contains articles about how to troubleshoot your instrument. This includes communication issues, problem during data collection and interpretation of suspicious data.

• Function Test
• How to perform a function test
• Deployment file issue
• Instrument current draw
• Torque procedures for screws in threaded plastic
• Basic termination RS232 and RS422
• Loopback test
• Why is voltage important when using my ADCP?
• Testing your cable
• Step-by-step connecting to your instrument
• Signature and DVL connectivity issues via ethernet
• My instrument is not communicating. What should I do next?
• Do you have any recommendations on how to clean the instruments and how to prevent growth (biofouling)?
• DVL / Signature internal LED's
• What can I do when I receive an error message when deploying my Signature?