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Samsung Ovens & Ranges

Error Code C-20

Oven sensor open when oven is operating

Moderate

Address soon - your appliance may not work properly

What This Means

Oven sensor open circuit; Oven sensor short; Harness connection issue; Sub PCB connector CN100 failure

How to Fix

  1. 1

    Disconnect power

  2. 2

    Measure oven sensor resistance (normal: 1080 ohms at room temperature)

  3. 3

    Check harness connection (CN100 of Sub PCB)

  4. 4

    Measure CN100 resistance (normal: 2850 ohms)

  5. 5

    Check PCB pattern, soldering, and oven sensor related parts

  6. 6

    Replace oven sensor if defective

  7. 7

    Replace Sub PCB if pattern or soldering damaged

This Error Applies To

Samsung NE63T8511 Series Ovens & Ranges

Service manual exact match: NE63T8511**Service manual exact match: NE63BB8511**

Related Error Codes

C-d1

Door lock is misaligned

C-F0

Communication interrupted between Main and Sub PBA

C-F2

Communication interrupted between Main and Touch panel

C-d0

Short in the control key

C-22

Sub PCB sensor open when oven is operating

C-21

Oven temperature rises abnormally high

C-30

Main PCB sensor open when oven is operating

C-31

PCB temperature rises abnormally high

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