Operating Instructions MI 34 / MI 34 H
GEBAmi34e.11a.docx
15
850 232/14 08/11
operation pauses also the test.
The colour of the control light
¹
of the probe indicates in standby the
selected ear and in operation the fitting of the probe in the auditory canal:
A red control light
¹
indicates that the right ear is selected. The system is
ready for measurements. As soon as you have put the probe into the
auditory canal the control light
¹
lights green. Now the test runs off. Do
not change the position of the probe any more until the green control light
¹
is going out indicating the end of the measurement.
A blue control light
¹
indicates that the left ear is selected. The system is
ready for measurements. As soon as you have put the probe into the
auditory canal the control light
¹
lights green. Now the test runs off. Do
not change the position of the probe any more until the green control light
¹
is going out indicating the end of the measurement.
A yellow control light
¹
indicates an error. The kind of the error is indicated
on the LCD-display
Ç
under status:
LEAKING: The ear tip does not make the auditory canal airtight. Change the
position of the probe until the control light
¹
lights green. If you are not
successful use a bigger ear tip.
BLOCKED: Indicates the seal of the probe opening. Change the position of
the probe which points maybe at the side of the auditory canal until the
control light
¹
lights green. If you are not successful please check if the
probe is blocked with ear wax.
The complete probe insert can be changed by pressing the release button
»
and removing the probe insert.
If the probe tip
½
is clogged you can remove it by opening the fixation ring
¼
. After cleaning of the probe tip
½
or selection of a new one, the tip must
be fixed again by fastening the fixation ring
¼
.
3.9 Choose an appropriate ear tip
Choose an ear tip of the appropriate size from the ear tip set. Put the ear
tip tightly on the probe tip. The probe tip should close up with the end of
the ear tip. It should not disappear with more than about 1 mm in the ear
tip or just out of the ear tip.
