4.Troubleshooting
►ErrorCode
M1–3122
►Errormessage
Tray1cassetteispulledout.Insertitproperly
►Symptom
Tray1ispulledout.
►Troubleshootingmethod
1)Removeandreinstallthetray1.
2)Removethetray1.Checkiftray1isdamaged.
3)Checktheconnectionbetweenthetray1detectionsensorandonthemainboard.
4)Checkifthetray1detectionsensorisdamaged.Ifnecessary,replacethesensor.
5)Ifnecessary,replacethemainboard.
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