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9. Troubleshooting
9-7
9.2.5 Error code E02-01 : PLC interface error during operation
Is the
type of CPU error
I/O and interface error of
special
module?
Is the
type of CPU error interface
error of communication
module?
Interface error during operation
Yes
No
No
Is
installation environment
out of the specification
of this product?
Securely mount
communication module.
Check power/voltage.
Is
communication
module securely mounted
in base?
No
Is authorized
power normal?
Securely mount error module.
Perform troubleshooting for CPU.
This is the hardware error of
communication module or
CPU. Contact A/S center.
Change the conditions of
ambient environment so as to
be complied with general
specifications.
No
A
A
End
Yes
Yes
Yes
Yes
No