0E2: Communication Error Between Odu And Idu - Carrier 38VMA Series Service Manual

b. 0E2: Communication Error Between ODU and IDU
1. Error display:
ODU display: 0E2
2. Applicable models:
38VMA***HDS5-1 (208/230V-3Ph-60Hz)
38VMA***HDS6-1 (460V-3Ph-60Hz)
3. Error definition:
Communication Error between ODU and IDU
4. Possible causes:
•
Communication lines between ODU and IDU are installed incorrectly
•
Improper power supply for IDU
•
Damaged communication adapter and main board of ODU
•
Communication line over 3937 feet
•
External interference (e.g. electromagnetic )
Communication Terminal Block of ODU
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