Operation Manual MA 25/MA 25e
MA 27/MA 27e
8104818 Rev. 5
8
29/06/2021
2.5 General Precautions
Before starting a measurement make sure, that the device
works properly.
Use and store the device indoors only. For operation, storage
and transport conditions see table in section Technical Data.
No modification of this equipment is allowed.
Equipment is not user repairable. Repairs must be performed
by a qualified service representative only. No modifications
of the equipment are allowed by anyone other than a qualified
MAICO representative. Modification of the equipment could
be hazardous. No part of the equipment can be serviced or
maintained while in use with the patient.
Do not drop or otherwise cause undue impact to this device.
If the device is dropped or otherwise damaged, return it to the
manufacturer for repair and/or calibration. Do not use the
device if any damage is suspected.
Calibration of the device: The audiometer and the
transducers complement each other and share the same
serial number (i.e. MA1234567). Therefore, the device shall
not be used with any other transducer prior to recalibration.
Recalibration also needs to be conducted, when a defected
headphone is replaced.
Uncalibrated devices may lead to faulty measurements and
sometimes even damage the hearing of the examinee.
2.6 Electrical Safety and Measuring Security
This icon indicates that patient applied parts of the device
conform to IEC 60601-1 Type B requirements.
In Case of Emergency
In case of emergency, disconnect the device from the
computer.
In Case of Emergency
In case of emergency, disconnect the device from power supply.
Position the device in such a way that it can be easily
disconnected from the power supply at any time.
Do not use the device if the power supply unit and/or the
plug is damaged.
WARNING
WARNING
WARNING
WARNING
WARNING
