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Chapter 11 Troubleshooting
11.4 Troubleshooting
11.4.1 SyCon abnormal connection
SyCon abnormal connection
Is the serial port setting correctly?
Is Power supplied to module?
Is the module lockup on module?
Is there a problem in Serial cable?
Is the environment appropriate with
8
Pnet I/F Module 2MLL-PSRA, 2MLL-PMEA, 2MLL-PMEB User's Guide
Yes
Is the serial port used
in other program?
No
Yes
Yes
Yes
standard specifications?
Honeywell
No
Set the port of serial cable
connected with communication module.
Yes
Close the serial port in other program.
Connect the SyCon again.
No
Apply Power in module.
No
Install the module on slot correctly.
No
Check the serial cable.
No
Operate in environment prescribed
st standard specifications.
R220
January 2019
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