Samsung NX583G0VBSR Service Manual page 39

4. Troubleshooting
4-1 Failure Display Codes
Failure code
-SE-
(Key pad is pressed for 10 minutes .)
- SE -
*Disconnect power.
*Take out Membrane Keypad from the PCB.
*Check whether between connector
(CN301) pin and pin on main PCB have a
short circuit.
Ok
*Make sure whether between Membrane
keypad And Membrane Bracket have a
short circuit.
Ok
*Replace Membrane & Board.
END
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CAUSE
Shorted Key
No
No
<Membrane & Bracket Assembly>
39
SOLUTION
1) Check the membrane wire harness to make
sure it is properly connected with PCB
2) Disconnect the membrane wire harness .
Check the harness, Membrane and PCB for
short circuits .
3) If there is not a problem with connector on
main PCB and membrane harness, replace
the PCB .
PCB (Back)
PCB (Back)
Back Side of PCB Connector
(CN301)
* Repair the area of circuit
having short Between
connector(CN301) pins on
PCB.
* Repair the PCB circuitry or
replace the Membrane.
END
* Replace Membrane keypad
END
PCB Touch Control (Back)