sewerin AQUAPHON A 50, Operating Instructions Manual

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Contents │ I
1 Introduction .............................................................................1
1.1 Warranty ....................................................................................1
1.2 Purpose .....................................................................................2
1.3 Intended use .............................................................................2
1.4 General safety information ........................................................3
2 AQUAPHON system ................................................................4
2.1 General information regarding the system ................................4
2.2 Hearing protection .....................................................................4
2.3 System components ..................................................................5
2.3.1 Overview ................................................................................5
2.3.2 A 50 receiver ..........................................................................6
2.3.2.1 Setup ...................................................................................6
2.3.2.2 Carrying options ..................................................................7
2.3.2.3 Activation key operating modes ..........................................8
2.3.2.4 Noise level display ..............................................................8
2.3.2.5 Power supply.....................................................................10
2.3.3 Microphones .........................................................................10
3 Using the system ..................................................................13
3.1 Preparing the system ..............................................................13
3.2 Switching on the system .........................................................13
3.2.1 A 50 receiver only .................................................................13
3.2.2 System with F8 wireless headphones ..................................13
3.2.3 System with K3 headphones ................................................14
3.3 Switching off the system ..........................................................15
3.4 Starting and ending a measurement (listening to noises) .......15
3.5 Adjusting the volume ...............................................................16
3.6 Adjusting the filters ..................................................................17
4 Settings ..................................................................................19
4.1 Overview .................................................................................19
4.2 Backlight (LIGHT) ....................................................................20
4.3 Operating mode (ACTIVATION) ..............................................21
4.4 Display rotation (DISPLAY) .....................................................22
4.5 Hearing protection (MUTE) .....................................................23
4.6 Hearing protection threshold (PROTECT) ..............................24
4.7 Factory settings (RESET) ......................................................26