Error Contents :
Software Error
Symptom :
Error Code display [ 21 ]
All the control items do not operate.
Details :
Condition of occurrence : Micon program performed an abnormal control.
Release condition : Micon has been reset, and the control of Network Convertor became normal.
Cause 1 : External noise
p Check continuation of error.
(1) If error is released automatically, it is not a defect of PCB. Remove the surrounding noise source around Network Convertor.
(2) If error is not released automatically, check followings.
pAfter pressing SW104 of Network Convertor PCB for 5 seconds or turning on power.
Does error code display reappear?
OK
OK
It is not a defect of PCB. Remove the surrounding noise source.Remove the surrounding noise source.
YES NO
Trouble shooting 72
Cause 2 : Network Convertor is defective.
Replace Network Convertor.
06-73
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