General warnings
Warnings indicate conditions or practices that could lead to illness, injury, or death.
Warnings related to the environment
WARNING The power cord is considered the disconnect device for
isolating this equipment from supply mains. Do not position the equipment
so that it is difficult to reach or disconnect.
WARNING To avoid a possible explosion, do not use the
electrocardiograph in the presence of flammable anesthetics: mixtures
containing air, oxygen, or nitrous oxide.
WARNING When transporting the electrocardiograph on a cart, tuck the
patient cable away to keep them clear of the wheels and to minimize trip
hazards.
Warnings related to accessories and other equipment
WARNING To avoid the risk of electric shock, this equipment must only
be connected to a supply mains with protective earth.
WARNING For operator and patient safety, peripheral equipment and
accessories that can come in direct patient contact must be in compliance
with all appropriate safety, EMC, and regulatory requirements.
WARNING All signal input and output (I/O) connectors are intended for
connection of only devices complying with IEC 60601-1, or other IEC
standards (for example, IEC 60950), as appropriate to the device.
Connecting additional devices to the electrocardiograph might increase
chassis or patient leakage currents.
WARNING The electrocardiograph has not been designed for use with
high-frequency (HF) surgical equipment and does not protect against
hazards to the patient.
WARNING Defective batteries can damage the electrocardiograph.
Visually inspect the battery at least monthly, if the battery shows any signs
of damage or cracking, it must be replaced immediately and only with a
battery approved by Welch Allyn.
WARNING Improper disposal of batteries may create an explosion or
contamination hazard. Never dispose of batteries in refuse containers.
Always recycle batteries according to local regulations.
WARNING All signal input and output (SIP/SOP) connectors should not be
contacted by patient directly and indirectly through the user during
operation.
WARNING Use only parts and accessories, including thermal paper, that
were supplied with the device and available through Welch Allyn. The use
of accessories other than those specified may result in degraded
performance or unsafe use of this device.
Service manual Safety 7
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