7-6
F-CODE FLOW CHART
Main oven sensing error
F-3, F-4 error
Check for loose connector.
(main PCB CN6)
and look for harness terminals damaged or not
Remove the main PCB (009E) harness
and pull the PCB (009E) forward from the PCB case
Yes
Check for loose connector.
(Front) (main PCB CN6)
Normal?
No
Yes
END
Reconnect and
replace the bad harness
Inspect connector pin solder of CN6 (Back) (main PCB CN6)
Back
※
If pin solder is cracked,
repair and re-use
Cracked?
Replace
END
Repair and fix
END
No
Yes
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6
CN6