10-11  Section 10  Failures and After-Sale Services 
 
 
 
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Symptom Cause  Action 
The following popup 
window is displayed. 
 
Main LAN is disabled. 
This system is operating 
with Sub LAN only. 
Contact JRC or JRC 
service agent. After 
recovering by service 
engineer, click the bellow 
button. 
A network failure occurred on the 
main LAN. 
Make a request to the distributor for 
repair. 
The following popup 
window is displayed. 
 
Sub LAN is disabled. 
This system is operating 
with Main LAN only. 
Contact JRC or JRC 
service agent. After 
recovering by service 
engineer, click the bellow 
button. 
A network failure occurred on the sub 
LAN. 
Make a request to the distributor for 
repair. 
The following popup 
window is displayed. 
 
Main/Sub LAN is 
disabled. This system is 
operating with serial in 
CCU only. 
Contact JRC or JRC 
service agent. After 
recovering by service 
engineer, click the bellow 
button. 
 network failure occurred on the 
main LAN and sub LAN. 
Make a request to the distributor for 
repair.