Audioscan Axiom - Manual (Page 102)

Axiom ® User's Guide Version 1.8  May 2015
No test box reference mic. detected
No test box reference mic. detected!
This message may be displayed when starting a hearing instrument test. It indicates that the Axiom is not
measuring any sound at the test box reference microphone. The test box reference microphone is the white
microphone located in the test chamber.
• Ensure that the test box reference microphone is secure. Unplug the white test box reference microphone.
Plug the microphone back in again, ensuring that it ‘clicks’ into place. Try the calibration procedure again.
• Unplug the test box reference microphone and plug the on-ear probe microphone in its place. Try test box
calibration using the reference microphone of the on-ear probe microphone in place of the test box
reference microphone. If this is successful, the test box reference microphone is defective and must be
replaced.
Invalid test box calibration
Invalid test box microphone calibration!
This message may be displayed during the test box calibration procedure. It indicates that the calibration curve
is significantly different from what is expected. It may be accompanied by a missing test box reference
microphone error.
• Check that the there is no coupler on the coupler microphone and that the microphones are correctly
positioned for test box calibration.
• Check that the coupler microphone is securely plugged into the correct socket.
• Follow the suggestions in No test box reference mic. detected.
No on-ear ref. mic. detected
No (right or left) on-ear reference mic. detected.
This message may be displayed when starting an On-ear test. It indicates that the Axiom is not measuring any
sound at the on-ear probe reference microphone.
• Check that a probe microphone assembly is securely plugged into the PROBE socket underneath the test
chamber and that the cable has not become damaged.
• Unplug the test box reference microphone in the test chamber and plug the on-ear probe microphone in its
place. Try Test box calibration using the reference microphone of the on-ear probe microphone in place of
the test box reference microphone. If this is fails, the on-ear probe microphone is defective and must be
replaced.
Invalid on-ear calibration
Invalid on-ear microphone calibration!
This message may be displayed during the on-ear calibration procedure. It indicates that the calibration curve is
significantly different from what is expected. It may be accompanied by an on-ear reference microphone error.
• Check that a probe microphone assembly is securely plugged into the PROBE socket of the side (Right or
Left) you are trying to calibrate, and that the cable has not become damaged.
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