Possible problems and solutions - 33
Possible problems and solutions
Audiometer
The number of equivalent hearing levels is lower than
requested
Patient could not reach the desired number of equivalent
hearing levels during the possible trials.
The hearing level at the Control frequency is lower than at
the Basic frequency and minus the allowed tolerance
Probably the patient has learned the procedure, in this case it is
advisable to repeat the whole test.
The hearing level at the Control frequency is higher than at
the Basic frequency plus the allowed tolerance
Probably the patient does not understand the procedure or the
headset shifted out of original position, in this case it is
advisable to repeat the whole test.
The sound pressure cannot be decreased anymore!
When the sound pressure is as low as –10dB and the patient still
hears the signal. Probably the patient pushes the feedback
switch randomly. The audiometer went wrong.
The sound pressure cannot be increased anymore!
When the sound pressure is as high as +110dB and the patient
still does not hear the signal. Probably the patient is totally deaf.
The audiometer went wrong.
The measurement was stopped.
The measurement is interrupted by the operator
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