11
Setting up and starting up
3.3 Installing and starting up
False measurement results due to incorrect unit installation.
Patient’s ear and hearing could be contaminated, injured or damaged.
•
Prior to starting up check whether the device, charging accessories or accessories
are damaged.
•
Only use the product in a soundproof, audiological room with an acoustic level
<40 dB SPL.
•
The best measurement results can be achieved in a special hearing test booth.
•
The connections between the audiometer, hearing test booth and applied parts may
only be performed by a service technician authorized by ATMOS.
•
Free fi eld loudspeakers must always be calibrated on site. When you change the
position or orientation of the free fi eld loudspeaker then the device must be recali-
brated. In this case contact ATMOS.
Heat and humidity.
Damage to the device is possible.
•
Observe the ambient conditions for operation.
•
Never place the device in direct sunlight, beside radiators, in poorly ventilated rooms
or in damp rooms.
3.3.1
Audiometer with free fi eld loudspeaker
Please observe the following standards:
•
DIN EN ISO 8253-2 (July 2010): Acoustics - Audiometric test methods - Part 2: Sound
fi eld audiometry with pure-tone and narrow-band test signals.
•
DIN EN ISO 8253-3 (August 2012): Acoustics - Audiometric test methods - Part 3:
Speech audiometry. Speech audiometry.
1. The installation of the free fi eld loudspeaker may only be performed by a service
technician authorized by ATMOS. Free fi eld loudspeakers must always be calibrated
on site.
3.3.2 Audiometer with headphones
Damage to the device as a result of the wrong connectors.
1. Only connect the transducer and the patient probe with the audiometer. These may
not be connected to other system components.
2. Connect the transducer and external devices. Observe chapter „3.4 Connection
diagram“ on page 12.
3.3.3 Hearing test booth
1. The installation of the audiometer to the hearing test booth may only be performed
by a service partner authorized by ATMOS.
CAUTION
ATTENTION
