Error Code CF1
Communication between Main PCB and Sub PCB is interrupted
Moderate
Address soon - your appliance may not work properly
What This Means
Connector of Main PCB not inserted; Connector of Sub PCB not inserted; Defective Main PCB
How to Fix
- 1
Check whether connector of Main PCB has been inserted
- 2
Check whether connector of Sub PCB has been inserted
- 3
If no issue with connectors on Main and Sub PCBs detected, replace Main PCB
Other Error Codes for NEK55AA
Oven sensor is open when the oven is operating
Key short circuit — keypad short detected on Sub PCB
Communication between Main PCB and Touch PCB is interrupted
Internal temperature rises abnormally high — safety error
PCB temp sensor is short when oven is operating
Door lock is mispositioned — door lock motor or switch fault during self-clean
PCB temperature rises abnormally high
PCB temp sensor is open when oven is operating