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9. Troubleshooting
9-8
9.2.6 Error code E02-02 : Slave mounting and writing interface error during
operation
Is authorized power
normal?
I/O interface error
Yes
No
Is base connection cable
connected well?
Change the condition of ambient
environment so as to be complied
with general specification range.
Exactly mount communication
module and I/O module into base.
Does installation
environment fit to
specification?
Are
communication
module and I/O module exactly
mounted in
base?
Correct connector pin.
This is the hardware error of
communication module or I/O
module. Contact A/S center.
Securely connect the cable.
No
End
Yes
Yes
Yes
Check power/voltage.
Has
the connector pin of
communication module
any error?
No
No
No
Yes