8
TROUBLESHOOTING
8.1 Troubleshooting Flow
8.1.14 When "LINK PARA. ERROR" Occurs
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1
OVERVIEW
2
SYSTEM
CONFIGURATION
3
TRACKING CABLE
4
PROCEDURE FOR
STARTING UP A
REDUNDANT SYSTEM
5
REDUNDANT SYSTEM
FUNCTIONS
6
REDUNDANT SYSTEM
NETWORKS
7
PROGRAMMING
CAUTIONS
8
TROUBLESHOOTING
Diagram 8.15 Flowchart for when "LINK PARA. ERROR" Occurs
Change the file register so that all the
range can be refreshed.
Correct the module type or station
number.
Rewrite the network parameters.
Is MELSECNET/H module a
relevant module?
CC-Link IE Controller
Network module
Does the refresh range
exceed the file register
capacity?
Are the station numbers
with pairing settings serial
numbers?
Are parameters of the
PLC to PLC network no
settings when the station
number is 0?
Are parameters of the
remote master station no
settings when the station
number is other than 0?
NO
NO
NO
NO
NO
YES
MELSECNET/H module
Are all parameter
contents normal?
YES
YES
YES
YES
A hardware failure occurs to the CPU
module. Consult your local Mitsubishi
representative, explaining a detailed
description of the problem.
1
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