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D-0116493-B (OM015) – PC850 Operating Manual
4.9. COMPUTER TESTING
Click the Computer test button (the button will then be highlighted)
Alternatively use the “Test > Computer” drop-down menu selection at the top of the PC850 window. A screen
similar to that shown is displayed but with the “Present” icon and cursor removed.
To run a full Computer test on both ears simply click the “Run selected test” button.
Alternatively use the “Test” drop-down menu option to select either a full test or a restricted test (for example,
limited to a single ear).
The Computer test will run according to the test options selected with the test status indicated at the bottom
left of the PC850 window. The “Present” icon will re-appear and indicate when tones are presented, and the
“Response” icon will change to light green when a patient response is made.
To view the traces of the presented tones select the “Show test detail” button:
Alternatively use the “View > Detail” drop-down menu option.
To view the audiogram thresholds select the “Show Audiogram” button:
Alternatively use the “View > Audiogram” drop-down menu option.
The order of frequencies tested, assuming that all frequencies are selected, are 1kHz, 1.5kHz, 2kHz, 3kHz,
4kHz, 6kHz, 8kHz, 500Hz and 250Hz.
The time available for the patient to respond is from the point the tone is presented to the beginning of the next
presented tone (approximately 2.3 seconds maximum). If a response is made within this time period a random
delay is then added to the time until the next tone is presented.
Once the test has been completed successfully the following dialogue box will be displayed:
If the test has not been completed successfully the following dialogue box will be displayed:
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