Operating Instructions MA 41
8100456_OI_MA41_EN_15a 12 8100456-8 04/15
4.3 The Display of the MA 41
The instrument is set up by default to display the tone audiometry screen.
The default frequency is set to 1 kHz and the level of the tone is set to 30 dB
HL
in the right ear, masking in the other ear is switched off. All channel information
is shown on the display, as well as the type of the function selector buttons
shown on the display.
The display has an energy saving function; the backlight of the display is
automatically dimed after approximately three minutes. Any action with the
MA 41, such as pressing a button or rotating the dial, will immediately
illuminate the backlight.
Figure 4 - Start Screen Tone Audiometry Example
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