Source:  http://www.avforums.com/forums/8225240-post3.html
Samsung Flat Panel Model Number Decode
Display Type Market Size Class Production Year Series ID Series # Project code Case design # Type Code State of assembly Country Code
L N 52 B 7 50 U 1 F X ZA
Sample
  Model LN52B750  
  Order Code LN52B750U1FXZA              
Code Values
Display Type L = LCD; U = LED; P = Plasma              
   
Market                      
  LCD N=North America, South America, Japan, Korea  
  E=Europe, CIS  
  A=SE Asia, SW Asia, ME Asia  
   
  Plasma N = North America, Korea  
  L = South America  
  S = Europe, CIS, SE Asia, SW Asia, ME Asia  
   
  LED Unknown                  
   
Size Class Measurement in inches (truncated)              
   
Production Year A = 2008                  
  B = 2009                  
   
Series ID Samsung Series                
  4 = entry level  
  5 = often lower video specs; no or limited features  
  6 = basic video, typically few or limited features; or prior year features  
  7 = fully featured  
  8 = premiere tier, some top-line differentiating features or capabilities  
  9 = flagship, top level                
   
Series # Full series number used to designate configurations for sales channels, etc. (warehouse clubs, etc.)
   
Project code internal code for development              
   
Case design # internal code for case design version              
   
Type Code D = HD DTV                  
  F = FHD DTV  
  R = FHD Ready  
  - = HD Ready  
  H = Hotel TV  
  P = High Altitude (Plasma)  
  M = MPEG4 DTV  
  C = Cable                  
   
Assembly Status X = Fully assembled                
  S = SKD (partly assembled?)  
  C = CKD (unassembled?)                
   
Country Code XU = United Kingdom                
  RU = Russia  
  ZA = United States