Error Code CF
Communication error between Main PCB and Sub PCB
Moderate
Address soon - your appliance may not work properly
What This Means
Sub PCB connector issue; Touch control connector not seated; Ribbon cable from touch panel disconnected; PCB failure
How to Fix
- 1
Check Sub PCB connector for proper seating
- 2
Verify ribbon cable from touch panel is connected normally
- 3
If no issues found, replace Sub PCB
- 4
If problem persists after Sub PCB replacement, replace Control PCB
Other Error Codes for NE58R9431SS
Oven sensor short circuit - abnormally high resistance
Internal temperature rises abnormally high during operation
PCB temperature sensor short circuit
Door lock motor coil resistance abnormal or micro switch failure
Control PCB or glass touch interface failure
Keypad communication failure with Sub PCB
Door lock mispositioned or motor failure
PCB temperature sensor open circuit