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Welch Allyn TM 262 Auto Tymp - User Manual User Manual

Page 5

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Revised 4/11/08

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Table of Contents

Electromagnetic Compatibility (EMC)....................................................................................a

Warranty.....................................................................................................................................b

Service and Repair.....................................................................................................................b

Introduction 1

Introduction............................................................................................................................ 1-3
Tympanometry and Gradient ................................................................................................... 1-5
Gradient ................................................................................................................................... 1-6
Screening acoustic reflex ......................................................................................................... 1-7
Manual audiometry .................................................................................................................. 1-8

Recycling / disposal ................................................................................................................ 1-9

Glossary of terms ................................................................................................................. 1-10

Installation 2

Unpacking and Inspection..................................................................................................... 2-3

Probe Indicators..................................................................................................................... 2-4

Front Panel Controls and Indicators ................................................................................... 2-5

Printer and Display................................................................................................................ 2-7

Rear and Bottom Panel Labels and Connectors ................................................................. 2-9

Initial set-up.......................................................................................................................... 2-10
Loading the paper .................................................................................................................. 2-10
Paper storage...........................................................................................................................2-11

PreTest Tymp checks ........................................................................................................... 2-12
Calibration ............................................................................................................................. 2-12
Altitude adjustment................................................................................................................ 2-13

Pre-Test Audiometric Checks (Models with Audiometer only)....................................... 2-15
Noise recovery period ............................................................................................................ 2-15
Elimination of ambient noise ................................................................................................. 2-15

Biological Check................................................................................................................... 2-16

Operation 3

Preventive Maintenance ........................................................................................................ 3-3
Cleaning the system ................................................................................................................. 3-3

Eartip care .............................................................................................................................. 3-3

Probe care ............................................................................................................................... 3-4
Probe nose cone cleaning......................................................................................................... 3-4

Earphone Care (Models with Audiometry only)................................................................. 3-7

Paper supply ........................................................................................................................... 3-7

Tympanometry testing information ..................................................................................... 3-8
Helpful hints ............................................................................................................................ 3-8