TROUBLESHOOTING
43
OTOWAVE 302+ INSTRUCTION FOR USE
5.
TROUBLESHOOTING
If a fault condition cannot be cleared, the operator is cautioned against repeatedly starting the instrument.
Please note:
Refer to the installation & operating instructions provided with ampliSuite, NOAH Impedance Module
software for details of the data transfer operation and errors that may occur.
PROBLEM
CAUSE
SOLUTION(S)
My profiles names are gone.
The change of the operation
language will automatically default
the profile names to the factory
description. It is important to note
that the settings of each profile stay
the same.
Re-name the profile again.
No pressure can be obtained and
the test sequence will stay in the
EQUALIZE PRESSURE SCREEN
.
•
No seal can be obtained
•
Estimated volume is too high
(perforated ear drum)
•
Wrong ear tip size chosen
•
Probe is blocked
•
Examine the probe tip for
contamination and replace the
probe tip
•
Reposition the probe
•
Change the ear tip
No reflex test is conducted after the
tympanometry even though the
reflex test is active in the
REFLEX
SEQUENCE.
In
REFLEX SELECTION
the setting is
set to
ONLY IF PEAK IS FOUND
or
NEVER MEASURE.
Change
settings
in
REFLEX
SELECTION
to desired option.
Last measured data cannot be found
under
VIEW THE LAST TEST
.
NEW TEST
might have been selected
in between and thereby deleted the
last test from the short-term
memory.
Needed data should be stored
immediately.
BLOCKED PROBE
Indicator LED b and c flash fast.
•
Probe is blocked
•
Probe placed against ear canal
skin
•
Probe disconnected from base
unit
•
Examine the probe tip for
contamination and replace the
probe tip
•
Reposition the probe
•
Change the ear tip
•
Check probe connection with
base unit
WITHDRAW PROBE
Indicator LED b and c flash fast.
•
The probe has been moved
during measurement.
•
Test has been started with the
probe already inserted into the
ear.
Reposition the probe
Volume outside range
WITHDRAW PROBE
Indicator LED b and c flash fast.
•
Ear canal volume is > 5ml.
•
Probe is not properly inserted
into the ear.
Reposition the probe
Pressure lost
WITHDRAW PROBE
Indicator LED b and c flash fast.
Ear seal has been broken while
testing for seal.
Reposition the probe
