Show me how to clear erro code 124-315 on xerox workcentre 7232 color copier

SOURCE: I need a list of erro codes and definations for

When a fault occurs, the touch screen displays a message on how to clear the fault. Some faults indicate customer maintenance, while others require the attention of the Key Operator and/or System Administrator. The following table represents some of the fault codes and their corresponding corrective actions. These may appear in the Print Queue or Faults List available in the Machine Status mode.
002-770 The job template could not be processed due to insufficient hard disk space. Delete unnecessary data from the hard disk.
003-750 No document was saved for the double-sided Booklet Creation feature. Check the setting of the double-sided Booklet Creation feature.
003-751 The specified document area is too small. Select a higher resolution or a larger scan area.
003-754
003-755 An error occurred in the document scanner. Reset the document, and scan again.
003-756 The fax document is completely white. Check that the original is not white, or that the front and back sides have been reversed.
003-760 Incompatible features are selected in the document scan conditions. Check the selected options.
003-761 The paper size in the tray selected by auto tray switching, differs from the paper size in the tray selected at the tray selection. Either change the paper size for the tray, or change the paper type priority setting.
003-763 An error occurred when reading the Gradation Adjustment Chart. Place the chart properly on the document glass.
003-780 Compression of scanned data was unsuccessful. Lower the resolution or reduction/enlargement ratio to reduce the data size, or send the document in
smaller segments.
003-795 The reduction/enlargement ratio exceeds the setting range when the scanned document is enlarged/reduced to the specified paper size. Directly enter the reduction/enlargement ratio, or change the paper size.
003-981 Stapling mixed size documents is available only for documents with the same width. Cancel the staple feature or reset the documents with the same width.
005-210
005-275
005-280
005-283
005-284
005-285
005-286 An error occurred in the document feeder. Contact the Xerox Welcome Center.