Samsung NE59J7630SS Service Manual page 31

4. Troubleshooting
4-1 Information Display Codes
C-20
Disconnect power
Measure sensor resistance.
Check the connecting condition of harness
Measure resistance of connector
replace main PCB
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NO
OK
NO
OK
OK
oven sensor
Replace oven sensor
END
*reconnect
*repair or replace
damaged harness
CN320
Pin 1,2 upper sensor
Pin 3,4 upper sensor
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