Probe Check - Madsen Zodiac User Manual

Diagnostic & clinical stand-alone auditory impedance tester
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Warning
Caution
Cleaning the paper compartment
1. To remove paper dust, use canned compressed air to clean the compartment. Do not use liquids to clean the paper
compartment.
2. If the thermal print head or platen needs cleaning, contact an authorized service technician.
13.3
Calibration
The device and the probes are delivered fully calibrated.
The device is calibrated from the factory in dB SPL or dB HL using the stated reference equivalent thresholds. dB HL
are related to sound pressure levels, dB SPL = dB re 20
The probe calibration values are saved in the probe assembly and follows the probe. The probes can be used right
away. This also applies to the contralateral insert phone. 

Probe check

The probe should be checked daily.
Probe check ► 39
See
Additional probe admittance checks can be performed. See the MADSEN Zodiac Reference Manual.
Note
If the test environment changes, for instance if there is an increase in humidity or if you are going to test at a
different altitude, make a probe check to verify that the system measures correctly.
Annual calibration
The device and probe(s) must be calibrated once a year by an authorized service department.
Warning
13.4
Probe check
To make sure that the probe is functioning correctly, it is recommended that you perform a probe check at the start of
each day.
Caution
Otometrics - MADSEN Zodiac
When you open the paper compartment, be careful not to injure your hands on the cutter blades.
When you clean the paper compartment, never use metal objects or liquids.
.
Local government rules and regulations, if applicable, should be followed at all times.
Always clean and disinfect the probe tip before you insert it into a test cavity.
µ
Pa.
User Guide
39

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