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PROBLEM SOLVING
Error Codes (continued)
Code Cause/What to Do
U-01 The Top Drawer is not closed. Open and close the
drawer firmly.
U-02 The Middle Drawer is not closed. Open and then close
the drawer firmly.
U-03 The Bottom Drawer is not closed. Open and then
close the drawer firmly.
U-04 The Inner Transport is not closed. Open and then
close the transport firmly.