FLEX 2.0 User Manual
  • FLEX
  • Warranties and Copyright
  • Regulatory Compliance
  • Introduction
    • Introduction to FLEX
    • Application Compatibility
    • Technical Specifications
    • Safety Precautions
  • Getting Started
    • FLEX Package Contents
    • FLEX Controller
    • Charging FLEX
    • Turning FLEX On
  • FLEX Wires and Sensors
    • FLEX Wires
    • FLEX Gel Sensor Kit
    • FLEX Saline Sensor Kit
  • FLEX Cap
    • FLEX Cap
    • Choosing the Right FLEX Cap
    • Pre-Configured Saline FLEX Cap
  • Setting Up FLEX Cap
    • Inserting Sensors
    • Fitting FLEX Cap to a Participant
    • Positioning the FLEX Controller
    • Tidying the Wires and Minimizing Motion Artifacts
    • Connecting the Sensors to the FLEX Controller
    • Customizing the Sensor Wires
  • Achieving High EEG Signal Quality
    • Gel Sensors
    • Saline Sensors
  • Cleaning
    • Cleaning the FLEX Cap
    • Cleaning the FLEX Cap and Gel Sensors Together
    • Cleaning Gel Sensors
    • Cleaning Saline Sensors
  • Storage
    • Storing FLEX
  • Support
    • Replacement Saline Sensor Felts
    • Troubleshooting
    • EMOTIV Support
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  • Unable to Achieve Contact Quality on Any Channel
  • The Input Channel is Always Black
  1. Support

Troubleshooting

PreviousReplacement Saline Sensor FeltsNextEMOTIV Support

Last updated 1 year ago

Unable to Achieve Contact Quality on Any Channel

There could be two reasons for this happening:

  1. The sensor trees are not plugged into the FLEX controller; or

  2. The reference sensors are not connected to your participant. Please make sure there is contact with both DRL and CMS.

The Input Channel is Always Black

There could be two reasons for this happening:

  1. There is no contact quality (see above); or

  2. There could be an error with your FLEX Controller. If this is the case, please contact .

EMOTIV Support