Samsung CLX-8540ND Service Manual page 238

Troubleshooting
● Troubleshooting method :
3. Check if the MP pick up roller is worn out.
4. Check the following.
-. Check if the Feed Sensor is assembled properly.
-. Check if the harness of the Feed Sensor is
connected properly.
-. Enter the EDC mode. Execute the Feed Sensor test.
(EDC Mode Test Routines Copier Engine/DADF
Test Routine 102-290 Start Status check
Stop)
5. Check if the Harness is defective.
Check if the connector is connected properly.
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