Samsung CLX-9201 Service Manual page 425

15) Tray1, Tray2, MP Tray can not pick up the paper.
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Symptom : Tray1, Tray2, MP Tray can not pick up the paper.
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Cause :
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Bad harness connection on the main board
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Connector defect of the main board
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Troubleshooting
1) Check the harness connection. If the harness is not connected correctly, reconnect it.
2) Check the connector 26 & 27 on main board.
If the connector has some problem of soldering, replace the main board.
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4. Troubleshooting
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