Page 8 OM023-4 Amplivox 260 Operating Manual
If a secondary headphone has been enabled (e.g. E-5A) it will then be
necessary to select the required headphone as follows:
Either - press YES to confirm the current headphone selection
Or - press NO to toggle to the other option and then YES to confirm
the selection
Note: headphone selection must be confirmed before any other
operation can be performed.
The display will then be as shown in Section 3.3.
To switch off, press and hold the ON/OFF key. While holding the key
press YES to confirm. To cancel the switch-off release the ON/OFF key.
3.2 Testing the patient response switch
Press the patient response switch and the light labeled RESPONSE
(above and to the right of the display) will illuminate green.
3.3 Audiometer display
On start-up the display will show the following default setting:-
SIGNAL FREQUENCY Hz MASKING
This indicates that when the PRESENT key is pressed, a tone will be
presented at 30dBHL at a frequency of 1kHz (1000Hz) to the designated
ear. On start up the audiometer defaults to the left ear.
3.4 Audiometer controls
3.4.1 Multifunction Keys
Several keys on the audiometer have different functions depending on the
actual mode of operation. These are ON/OFF (MENU), LEFT (NO),
RIGHT (YES) and FREQUENCY (MENU SELECT). The use of these
keys is described below.
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