Samsung NX58K9850S Series Service Manual page 72

4. Troubleshooting
Failure Display Codes
Safety error
Disconnect power and Assy Display PCB
* Check the DLB, Bake and Broil relay. (Normal:∞ Ω)
* Check whether there is any damaged parts of PCB pattern
* Measure thermistor resistance .
(1080Ω at the room temperature)
* Check the connecting condition of
harness related with oven sensor .
* Check connector and harness connected to main PCB .
* Check whether harness on connector(CNS303) of
Main PCB is connected normally into the
connector(CNS303) or not .
There is no problem when you replaced the main PCB .
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ConV Relay
Broil Relay
"C-21"
DLB Relay
Bake Relay
Ok
Ok
Ok
Ok
END
72
* Replace Main PCB
No
* Solder again if pattern is damaged
or parts is connected incorrectly .
No
*Reconnect after replacing the oven
No
Replace or repair the
harness .
END
sensor .
END