Sony PCG-GRZ610 Manual

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8.
Follow the instruction on the CD Writing Wizard
  CD Writing Wizard 
   
Do not strike or shake the computer while writing data to a disc. 
  
 For more information about CD and DVD writable media, visit
 For c omputer models  equipped with a C D-RW/DV D Drive. 
 T he read/write drive letter des ignation may vary, depending on your s ys tem's  hardware c onfiguration. 
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