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  1. Functional Accessibility Requirements
  2. 5. Generic Requirements
  3. 5.1. Closed functionality
  4. 5.1.3. Non-visual access
  5. 5.1.3.5. Speech output automatic interruption

5.1.3.5. Speech output automatic interruption

Where speech output is provided as non-visual access to closed functionality, the ICT shall interrupt current speech output when a user action occurs and when new speech output begins.

Notes

Where it is essential that the user hears the entire message, e.g. a safety instruction or warning, the ICT may need to block all user action so that speech is not interrupted.

Testing methods

Type of compliance Inspection
Pre-conditions
  1. Speech output is provided as non-visual access to closed functionality.
Procedure
  1. Determine the closed functions of the ICT. 
  2. Check that the speech output for each single function is interrupted on a user action.
  3. Check that the speech output for each single function is interrupted when new speech output begins.
Result Pass: Check 2 and 3 are true
Fail: Check 2 or 3 is false

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