Prax
Sign InGet Started
Samsung Ovens & Ranges

Error Code C-F0

Main to Sub PCB communication error - Continuous communication failure between Main PCB and Sub display/fan control PCB

Moderate

Address soon - your appliance may not work properly

What This Means

Disconnected communication harness; Defective harness connector; Software version mismatch; Faulty Main PCB; Faulty Sub PCB

How to Fix

  1. 1

    Disconnect power and open back cover

  2. 2

    Verify harnesses are connected: Main CNS401 <-> Sub Display CN200

  3. 3

    Verify harnesses are connected: Main CN304 <-> Sub Fan Control CN500

  4. 4

    Check software versions by pressing Keep Warm + 3 for 3 seconds

  5. 5

    Expected versions: Main 1204, Sub Display 1204, Sub Fan Control 1201

  6. 6

    Reconnect all loose harnesses

  7. 7

    Replace Main or Sub PCB if versions do not match

This Error Applies To

Samsung NX58M6850S Series Ovens & Ranges

Service manual exact match: NX58M6850S*Service manual exact match: NX58K7850SG

Related Error Codes

C-20

Oven sensor opened (over 2950Ω) or shorted (under 930Ω)

C-21

Oven heating over - temperature exceeds safe limits

C-30

PCB sensor opened or shorted - Oven sensor error

C-31

PCB temperature too high - Safety error

C-d0

Shorted key - Keypad malfunction

C-d1

Door lock malfunction - Lock motor or switch error

C-F2

Main to Touch PCB communication error - Communication failure between Main PCB and Touch control panel

C-A2

BLDC motor operation error - Cooling fan or air intake motor malfunction

Need more help with your Samsung ovens & ranges?