Table of Contents
1 INTRODUCTION ........................................................................................................................... 1
1.3.1 What are DPOAEs? .................................................................................................. 1
1.3.2 What are TEOAEs? .................................................................................................. 1
1.3.3 What do Otoacoustic Emissions results tell us? ....................................................... 1
1.3.4 How does the OtoRead
TM
device measure DPOAEs? ............................................. 1
1.3.5 How does the OtoRead
TM
device measure TEOAEs? ............................................. 2
1.3.6 What frequency range is assessed? ........................................................................ 2
2 UNPACKING AND INSTALLATION ............................................................................................. 5
2.3.1 Electrical system safety ............................................................................................ 7
2.3.2 Electrical safety ......................................................................................................... 7
2.3.3 Explosion hazards .................................................................................................... 8
2.3.4 Electromagnetic compatibility (EMC) ........................................................................ 8
2.3.5 Cautions – General ................................................................................................... 8
2.3.6 Environmental factors ............................................................................................... 9
2.3.7 NOTICE .................................................................................................................. 10
2.4.1 The OtoRead
TM
test instrument .............................................................................. 11
2.4.2 Connecting the Micro-Probe to the OtoRead
TM
...................................................... 12
2.4.3 Micro-Probe calibration ........................................................................................... 12
2.4.4 Connecting the hook to the OtoRead
TM
.................................................................. 12
2.4.5 Connecting the neckstrap to the OtoRead
TM
.......................................................... 13
2.6.1 The battery .............................................................................................................. 15
2.6.2 Battery charging indication lights ............................................................................ 15
2.6.3 Battery lifetime and charging time .......................................................................... 16
2.7.1 Pairing the wireless printer to OtoRead
TM
.............................................................. 17
3 OPERATING INSTRUCTIONS ...................................................................................................19
3.8.1 Probe integrity test .................................................................................................. 22
3.8.2 Real-Ear Check ...................................................................................................... 24
3.9.1 Testing adults or older children .............................................................................. 24
3.9.2 Testing infants ........................................................................................................ 24
3.9.3 Test environment and noise sources ...................................................................... 24