Welch Allyn REF 29400, Инструкция по применению

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Welch Allyn OAE Hearing Screener Directions for Use 705353 Rev E
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Installation Verification
Use the following list to verify all equipment is correctly installed before use.
•
Verify all equipment and cables are undamaged and in perfect working condition.
•
Verify all equipment and cables are connected according to the instructions in this
manual.
•
Verify unauthorized equipment is not connected to the system.
•
Verify the equipment is properly grounded.
•
Verify all circuitry with a direct connection to the patient has been checked twice.
•
Verify all system or equipment batteries show the correct voltage and are in perfect
working condition.
Signal Output and Input
The system computer must NOT be used in a patient environment unless the following conditions
are met:
1. The system computer and all other peripheral devices are plugged into an approved
isolation transformer.
2. The portable computer is powered by batteries, not plugged into a wall outlet.
3. The system computer has an approved isolated power supply.
Precautions During System Operation
Follow all safety procedures, giving careful and constant attention to the patient and system
equipment.
1. Verify the patient cannot become either entangled or strangled by cables connecting the
patient to the system hardware.
2. Avoid direct contact between the patient and system equipment at all times.
3. Do not add other equipment which is not protected against ingress of liquids.
4. This equipment is not suitable for use in areas of flammable or anesthetic mixtures.
5. This is a Class A product. In a domestic environment this product may cause radio
interference in which case the end user may be required to take adequate measures.