Operation Manual easyScreen
8508935 Rev. 4
72
04/04/2019
Table 20 Pass-Checker
– Troubleshooting
SYMPTOM
POSSIBLE CAUSE
SUGGESTED TROUBLESHOOTING
Cannot pass
impedance for one
or more electrodes.
Electrode lead wire is not fully
attached to the preamplifier or to
the Pass-Checker.
Check
connections
at
the
preamplifier cable jack and on the
Pass-Checker and try again.
Electrode lead wire has a short
in the wire.
Replace the electrode lead wire with a
new one (may need to replace more
than one of the electrode wires).
Connection of preamplifier
or
BERAphone
®
cable to the
easyScreen jack is not secure.
Check
the
connection
of
the
preamplifier or BERAphone
®
cable to
the easyScreen; remove it and re-
insert it verifying that it is securely
attached.
Excessive artifacts
are observed
during the
measurement.
Electrode lead wire has a short
in the wire
electrode has poor
internal contact which may lead
to intermittent contact.
Replace the electrode lead wire
with a new one (may need to
replace more than one of the
electrodes).
Test does not pass
in one or both ears.
Connection of insert earphone
cable into the preamplifier
cable jack is not secure.
Check the connection of the insert
earphone
connector
into
the
preamplifier cable; remove it and re-
insert it verifying that it is securely
attached.
Insert earphone cable is not
securely
attached
to
the
transducer box.
Check the connnection of the insert
earphone cable to the red and blue
transducers.
Insert earphone adapter is
occluded with debris or is
cracked; more likely to occur
with the clear Eartip adapter.
Clean the adapter using the Infant
Eartip Cleaning brush. Or replace
the adapter with a new one.
Tubing of insert earphone is
crimped shut or has a rip in the
tube.
Make sure the tubes are free of any
crimping or compression; replace
the tube with a new one.
Insert earphone cable has a
short in the cable.
Replace the insert earphone cable
with a new one.
Low battery on the Pass-
Checker? Is the LED flickering?
Contact
your
MAICO
Service
representative regarding change of
battery on the Pass-Checker. We
recommend annual battery change
at the time of calibration of your
easyScreen device.
The Pass-Checker battery should only be replaced by an
authorized Maico representative. Damage to the Pass-
Checker electronics resulting from an attempt to change the
battery by someone other than an authorized representative
will not qualify for repair under the product warranty.
CAUTION
Содержание easyScreen
Страница 1: ...easyScreen Operation Manual...
Страница 2: ...Blank Page...
