When Module Has Been Operated Without Battery - Mitsubishi MELSEC-Q Series User Manual

5
SETTINGS AND PROCEDURES BEFORE OPERATION

5.7.4 When module has been operated without battery

This section provides the precautions to be taken when the module has been operated
without a battery installed.
IMPORTANT
Always install a battery before starting operation.
If operation has been started without a battery installed, be sure to perform shutdown
procedures, and then power off the C Controller system. (
Failure to perform the shutdown procedures may corrupt the data in the standard ROM or
battery-backed-up RAM being accessed, or generate a file system error.
5.7 Battery Specifications, Installation and Replacement
5.7.4 When module has been operated without battery
this section (2))
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