Welch Allyn Audioscope 3 Portable Screening Audiometer - User Manual - Manual (Page 3)

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Contents
Warnings ................................................................................ 2
Standards Compliance .......................................................... 3
AudioScope 3 – Introduction ................................................ 4
Hearing Loss .................................................................. 4
Traditional Hearing Testing ............................................ 5
Screening Audiometry .......................................................... 7
Completing a Test .................................................................. 8
Guidelines for Selection of Screening Level ...................... 12
20 dB HL ........................................................................ 12
25 dB HL ........................................................................ 12
40 dB HL ........................................................................ 12
General Protocol .................................................................... 13
Lamp and Battery Replacement .......................................... 14
Cover Removal and Replacement ................................ 14
Lamp Replacement ...................................................... 15
Battery Replacement .................................................... 16
Recharging ............................................................................ 17
Method 1: Using Charging Stand .................................. 17
Method 2: Using Charging Transformer ........................ 18
Method 3: Using MicroTymp Printer/Charger ................ 18
Wall Mounting Instructions .................................................. 19
Cleaning and Sterilization .................................................... 20
Charging Transformer/Charging Stand .......................... 20
AudioScope 3 ................................................................ 20
AudioSpecs .................................................................... 20
AudioScope 3 Parts and Accessories ................................ 21
Transformers (Charging) ................................................ 22
Service, Recalibration and Warranty .................................. 23
Service .......................................................................... 23
Recalibration .................................................................. 23
Warranty ........................................................................ 24
Technical Specifications ...................................................... 25
AudioScope 3 ................................................................ 25
Charging Stand Specifications ...................................... 27
Charging Transformers .................................................. 28
Circuit Diagram for Charging Transformers .................. 28
WANM-3999-COL AudioScope3 3/11/97 1:23 PM Page 1