Operating Precautions - Mitsubishi A1SJ71PB92D User Manual

Never disassemble or modify the module.
This may cause breakdowns, malfunctioning, injury and/or fire.
Switch all phases of the external power supply off before mounting or removing the module. If you do not
switch off the external power supply, it will cause breakdowns or malfunction of the module.
Set the ON/OFF select switch of the terminal resistor before the operation.
If the setting is switched during the operation, network error may occur, or error detection may not be
performed by error.
Before handling the module, always touch grounded metal, etc. to discharge static electricity from the
human body.
Failure to do so can cause the module to fail or malfunction.

[OPERATING PRECAUTIONS]

Do not write data into the "not usable" of the buffer memory of special function modules. Also, do not output
the "not usable" signal as the output signal to a special function module from the PLC CPU. Writing data
into the "not usable area" or outputting an "not usable" signal may cause system malfunctions in the PLC.
The online operations conducted for the CPU module being operated (especially when changing data or
operation status), shall be conducted after the manual has been carefully read and a sufficient check of
safety has been conducted.
Operation mistakes could cause breakdowns to or malfunction of the module.
[DISPOSAL PRECAUTIONS]
When disposing of this product, treat it as industrial waste.
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