Name: Samsung NX58H9500W
Brand: Samsung

Question 1

What does error code C-20 mean on Samsung NX58H9500W?

Accepted Answer

Oven temperature sensor open circuit (resistance over 2950 Ohm) or shorted circuit (resistance under 930 Ohm). Cause: Oven temperature sensor resistance out of range; Damaged sensor harness or connector; Damaged terminal on main PCB connector CN320.

Question 2

What does error code C-21 mean on Samsung NX58H9500W?

Accepted Answer

Oven overheating safety error — oven temperature has exceeded safe operating limit. Cause: Oven temperature sensor failure; DLB relay stuck closed; Bake relay stuck closed; Broil relay stuck closed; Convection heater relay stuck closed; Shorted harness to PCB.

Question 3

What does error code C-d0 mean on Samsung NX58H9500W?

Accepted Answer

Shorted touch keypad — a key on the glass touch control panel is shorted or stuck. Cause: Keypad cable not properly inserted into main PCB connector; Short circuit between main PCB and connector or keypad cable; Short between Touch film pin and Assy PBA connector pins.

Question 4

What does error code C-d1 mean on Samsung NX58H9500W?

Accepted Answer

Door locking error — door lock motor or switch malfunction during self-clean locking sequence. Cause: Harness not connected with door lock switch and motor; Door lock motor coil resistance out of range; Door lock motor not receiving 120V AC; Door locking switch failure; Wire harness not connected to CN300 of main PCB.

Question 5

What does error code C-F0 mean on Samsung NX58H9500W?

Accepted Answer

Communication error — Main PCB to VFD display module or Main PCB to Sub PCB communication failure. Cause: PCB firmware version mismatch; Wire harness disconnected between Main PCB and SUB PCB; Defective main PCB or display PCB.

Question 6

What does error code C-F2 mean on Samsung NX58H9500W?

Accepted Answer

Communication error — Main PCB to Touch panel or Display PCB communication failure. Cause: PCB firmware version mismatch; Wire harness disconnected between Main PCB and Touch panel; Defective main PCB or display PCB.

NX58H9500W

Error Codes

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Code	Meaning	Severity
C-20	Oven temperature sensor open circuit (resistance over 2950 Ohm) or shorted circuit (resistance under 930 Ohm)	Moderate
C-21	Oven overheating safety error — oven temperature has exceeded safe operating limit	Moderate
C-d0	Shorted touch keypad — a key on the glass touch control panel is shorted or stuck	Moderate
C-d1	Door locking error — door lock motor or switch malfunction during self-clean locking sequence	Moderate
C-F0	Communication error — Main PCB to VFD display module or Main PCB to Sub PCB communication failure	Moderate
C-F2	Communication error — Main PCB to Touch panel or Display PCB communication failure	Moderate