Service Manual
AT235
12
3.3 Calibration of test equipment
All test equipment used for the calibration of audiometers is to be calibrated annually. Calibration of all test
equipment is to be performed by a laboratory which is traceable to the National Institute of Standards and
Technology (NIST) or equivalent. Test equipment calibration documents are to be kept on file.
3.3.1 Calibration mode entering
Connection between the instrument and a computer, should be conducted as described in Installing the
Diagnostic Suite.The calibration program is activated by starting the program and following the on-screen
instructions. The program is found via the below path:
C:\Program Files (x86)\Interacoustics\Diagnostic Suite\CalibrationAD629AC40AT235.exe
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