Samsung CLX-8640ND - Input System Failure: #H1-1230. Check Tray 2 Connection; Tray Failure: #H1-1236. Check Tray Connection; Tray Failure: #H1-1237. Check Tray Connection

4.Troubleshooting
►ErrorCode
H1-1230
H1-1236
H1-1237
►Errormessage
InputSystemFailure:#H1-1230.CheckTray2connection.
TrayFailure:#H1-1236.CheckTrayconnection
TrayFailure:#H1-1237.CheckTrayconnection
►Symptom
Thecommunicationerrorbetweentheoptionaltrayandthemainmachinehasoccurred.
►Troubleshootingmethod
1)CheckiftheTCFunitconnectorisconnectedtothemachinecorrectly.Reconnectit.
2)CheckiftheTCFconnectoronmainboardisconnectedcorrectly.
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