Interacoustics Sera - Equipment (integrity) checks; General; Pass-checker for automated ABR (optional)

D-0112389-I – 2022/04
Sera™ - Instructions for Use - EN Page 59
5 Equipment (integrity) checks
5.1 General
The performance of the probe and the electrode cables are crucial to the test results. We recommend that
you conduct an equipment check at the beginning of each day before starting to test on patients to ensure
that the equipment is functioning correctly.
• Bef ore conducting the integrity test, ensure that the probe tip or ear tip adapter is clean and f ree of
wax and/or debris
• Always conduct the equipment check in a quiet test environment
• Only use the recommend Pass-Checker or cavity f or testing. Using a dif ferent type of device or
cavity may not detect equipment or transducer faults
5.2 Pass-checker for automated ABR (optional)
The optional Sera
TM
ABRIS Pass-Checker accessory can be used to perform an integrity check of the
electrode cables and transducer used for Automated ABR testing with Sera
TM
. An integrity check can be
done on a regular basis or can be performed if you suspect a problem with the Sera
TM
hardware, electrode
cables or transducer. The Pass-Checker can be purchased f rom your Interacoustics representative.
1. Verify that the electrode cables and the insert
earphones/EarCups/Probe are connected to the Sera
TM
preamplifier cable, and that the preamplif ier cable is attached to
the Sera
TM
.
2. Connect the 3 colored electrode cables to their respective metal
buttons on the Pass-Checker – ensure that the colors of the
cables match to the ring around the metal buttons).
3. For an EarCups transducer, insert the black EarCup adaptors
completely into the holes on each side.