Samsung NX58M6850S Series Service Manual page 75

4. Troubleshooting
Trouble shooting
■ Touch Keypad is not working properly
Membrane
control keypads
are not working
properly
Make sure the Door lock feature is not
turned on .
Make sure the Sabbath feature is not
turned on .
* Replace the membrane .
No
OK
No
OK
END
Press the Start/Set keypad
for three or more seconds .
Press the Timer On/Off
and Clock for three or more
seconds at the same time
Sub PCB
75
END
END
CN701