JRC JLN-720, Instruction Manual

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Electrical work for this equipment must be requested to the store, nearest
JRC agent, JRC marine service department, sales department, regional
office, branch or sales office.
Conducting electrical work by anyone other than the specialized
maintenance staff may result in an accident or an equipment fault.
Use the screws that are specified in the installation manual when installing
this equipment.
Use of any other screws may result in an injury or an equipment failure
caused by the equipment dropping down.
Use the specified power supply cables, signal cables, and earth cables.
Failure to comply may cause faults in some other equipment or cause this
equipment to become susceptible to faults from some other equipment.
When mounting the equipment on the wall, mount it firmly to avoid the
equipment from dropping under its own weight.
Failure to comply may result in an injury caused by the dropping equipment.
When installing this equipment, make sure that the equipment is connected
to the earth terminal and the earth plate properly.
Failure to comply may results in an electric shock at an equipment fault or an
electric leakage.
Do not place this equipment inside of a cupboard or cover it with a
cardboard.
Failure to comply may cause heat accumulation, resulting in fire or an
equipment fault.
Do not block the ventilation opening of the equipment.
Otherwise, heat may accumulate inside to cause a fire or a malfunction.
Do not place this equipment in water or wet this equipment.
Failure to comply may result in an electric shock or an equipment
malfunction.
If water drops are attached to this equipment, wipe them off with a dry cloth.
Do not place any object on the operation panel.
In particular, if a hot object is placed on the operation panel, it can cause
deformation of the surface of the operation panel.
Do not use the equipment in environments other than those provided in the
specifications.
Doing so may result in equipment failure, malfunction, or injury.