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Never disassemble or modify the module.
Failure to observe this could lead to trouble, malfunctioning, injuries or fires.
Completely turn off the externally supplied power used in the system before installing or
removing the module.
Not doing so may cause an operation failure or damage to the module.
Before starting test operation, set the parameter speed limit value to the slowest value, and
make sure that operation can be stopped immediately if a hazardous state occurs.
Always make sure to touch the grounded metal to discharge the electricity charged in the body,
etc., before touching the module.