Error Code C-F0
PCB to PCB communication lost
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: C-F0
What This Means
Disconnected communication harness; Faulty sub PCB; Defective display connector; Main PCB communication circuit failure
What actually causes this:
Disconnected harness, failed communication circuit, or defective PCB
First Thing to Check
Verify Main CNS600 to Sub CNS202 harness is fully seated
Parts Involved
How to Fix
- 1
Check Main-Sub communication harness connection: Main CNS600, Sub CNS202
- 2
Check Sub-LCD communication: Sub CNS200, LCD CN103
- 3
Verify harness fully inserted into connectors
- 4
Test harness for continuity and damage
This Error Applies To
Samsung DOP30T Series Ovens & Ranges
Related Error Codes
Cooling fan failure causing sub PCB overheating
Door lock motor or switch failure
Temperature sensor open or shorted
Touch control panel not communicating with main processor
Oven temperature exceeds safe limits during heating
Touch panel key continuously triggered or short circuit