Mitsubishi Electronics hardware de calculator F940 Manual

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Mitsubishi Electronics hardware de calculator F940
F940GOT-SWD-E/LWD-E Troubleshooting 6.
6-3
Error message Contents Actions
COMMUNICA-
TION ERROR
OCCURS.*1
The power supply of the PLC is set to OFF. Set to ON the power of the PLC.
The cable is imperfectly connected or
defective.
Connect the cable correctly.
Or replace the cable with a new one.
The power of the PLC was set to OFF
while communication was performed.
The CPUÅEE LED on the PLC started to
flash while communication was performed.
Manipulate the personal computer again.
Remove the cause of flashing of the LED,
then manipulate the personal computer
again.
SET NUMBER IS
INCORRECT.
The input value is outside the allowable
set range.
Refer to the manual, and input a value
within the set range.
DEVICE ERROR.
The input device is outside the allowable
set range.
Example: A word device was specified
though a bit device had to be specified.
Refer to the manual, and specify a device
within the set range.
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