Mitsubishi Electric F920GOT-K Hardware Manual page 258

Got-f900 series graphic operation terminal
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GOT-F900 SERIES (CONNECTION)
Contents of trouble
"CAN NOT USE THE
FUNCTION WHILE
PROTECTED." is
displayed on the
GOT-F900 screen.
"PLC IS RUNNING."
is displayed on the
GOT-F900 screen.
Check points and countermeasures
Programs and device set values of the A Series PLC
cannot be changed.
• Causes
PLC Password protection is on.
• Countermeasures
Enter the keywords by "SELECT MODE"-"OTHER
MODE"-"ENTRY CODE".
This error is not displayed.
Connection of MELSEC-A Series PLC 9
OS version
F940W
F940
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first
product
product
From
From
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product
F930
F920
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product
product
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product
9-28

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