Samsung NX58K9850S Series Service Manual page 70

4. Troubleshooting
Failure Display Codes
"C-20"
Disconnect power
Measure sensor resistance .
(1080Ω at the room temperature
Check the connecting condition of harness
(Oven sensor and CN320 of main PCB)
Measure resistance of connector
CNS300 of Main PCB (Nomal : 2850Ω)
Make sure none of the parts related to the oven
sensor on Main PCB are damaged . If any parts are
damaged replace Main PCB .
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Ok
Ok
END
oven sensor
No
Replace the oven sensor .
* reconnect
No
* repair damaged
70
END
harness or replace .