SELF-DIAGNOSTICS 
The 
Control | Page Number | Suggestion | |
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U1  | The disc is not loaded  | Load the label side to the left.  | |
The CD might be dirty. Clean the CD.  | |||
  | properly.  | ||
  | Check to see if there is a foreign object in the slot.  | ||
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U2  | Mechanism operation error.  | Check to see if there is a foreign object in the slot.  | |
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  | Unplug the power cord and plug it in again.  | |
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U3  | Rack cover error.  | Check to see if the rack cover is blocked by anything.  | |
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  | Unplug the power cord and plug it in again.  | |
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