Audioscan Verifit - Manual (Page 5)

Verifit ® User's Guide Version 3.12  May 2015
Speech signal analysis ...................................................................................................................................................... 114
21 Viewport ........................................................................................................................................................................... 115
Viewport setup .................................................................................................................................................................. 115
Accessing Viewport tests ................................................................................................................................................. 116
Viewport Audibility test ................................................................................................................................................... 116
Viewport Test box directional test ................................................................................................................................... 117
Viewport Test box feedback test ...................................................................................................................................... 120
Viewport On-ear feedback test ......................................................................................................................................... 121
22 Troubleshooting ............................................................................................................................................................... 123
Self test failures ................................................................................................................................................................ 123
Initialize Function ............................................................................................................................................................ 123
Test box high distortion or noise ...................................................................................................................................... 124
Test box curves inconsistent ............................................................................................................................................ 124
Test box curves differ from specifications ...................................................................................................................... 124
Test box speaker overdriven ............................................................................................................................................ 125
No test box reference mic. detected ................................................................................................................................. 125
Invalid test box calibration ............................................................................................................................................... 125
No on-ear ref. mic. detected ............................................................................................................................................. 125
Invalid on-ear calibration ................................................................................................................................................. 126
Sound-field speaker overdriven ....................................................................................................................................... 126
Barcode scanner malfunction ........................................................................................................................................... 126
23 Technical Specifications .................................................................................................................................................. 129
24 Glossary ............................................................................................................................................................................ 132
25 References ........................................................................................................................................................................ 137
26 Appendix 1 ....................................................................................................................................................................... 140
Manufacturer Disclosure Statement for Medical Device Security ................................................................................. 140
27 Appendix 2 ....................................................................................................................................................................... 143
AudioNote 2.1 VERIFIT and RM500SL Test Signals and Analysis .............................................................................. 143
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