HFA3 Instructions for Use 2660021166131 Rev. A 2018-11
Go to Contents Getting Started
3-1
(3) Getting Started
This chapter describes instrument features, general operation, and settings of the HFA3.
Instrument Overview
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1 – Patient response button connection 4 – Touch screen 7 – Audio output
2 – Patient response button 5 – On/Off button 8 – Speaker
3 – Chin rest control 6 – USB connections (2)