INTRODUCTION
1
D-0115622-C (OM011) – ER75 Operating Manual
1. INTRODUCTION
1.1. THANK YOU
Thank you for purchasing an Amplivox ER75 Electro-acoustic ear simulator. This product will give many years
of reliable service if treated with care.
1.1. INTENDED APPLICATIONS
The intended application of the ER75 is to perform an objective performance check of the pure tone air
conduction output of an audiometer as part of the routine checking regime specified in Clause 12 of ISO 8253-
1:2010. It is not a calibration unit and does not replace the need for regular factory calibration of an audiometer.
1.2. UNPACKING
Please check the contents of the shipping carton against the contents listed below to make sure that all items
ordered have been included. If anything is missing, please contact the distributor who supplied the product or
Amplivox if purchased directly.
1.3. STANDARD CONTENTS AND OPTIONAL ACCESSORIES
2 off 1.5V ‘AA’ batteries
Patient response interconnecting lead
Patient response interconnecting lead
1.4. WARRANTY CARD (UK CUSTOMERS ONLY)
Please complete the enclosed warranty registration card and return it to Amplivox. This will enable us to
register your purchase, help with your enquiries and provide technical support.
1.5. GUARANTEE
All Amplivox instruments are guaranteed against faulty materials and manufacture. The instrument will be
repaired free of charge for a period of two years from the date of despatch if returned, carriage paid, to the
Amplivox service department. Return carriage is free of charge for customers in the UK and chargeable for
overseas customers.
1.6. WARNINGS
Throughout this manual, the following meanings of warnings and cautions apply:
The WARNING label identifies conditions or practices that may present danger
to the patient and/or user.
The CAUTION label identifies conditions or practices that could result in damage
to the equipment.
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