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   Global LCD Panel Exchange Center           www.panelook.com



                                                                           Approval Specification




           Customer : DELL/LiteOn                                       DATE : 22/Nov/2006

             SAMSUNG TFT-LCD
             SAMSUNG TFT-LCD

             MODEL : LTM190EX-L31
             MODEL : LTM190EX-L31
                Any Modification of Specification is not allowed without SEC's Permission.



                        NOTE :




                                                              PREPARED BY                 DATE
            Customer's Approval                                                       22/Nov/2006

              SIGNATURE                  DATE                APPROVAED BY                 DATE
                                                                                      22/Nov/2006




                   Product Planning Group 2, LCD Business

                         Samsung Electronics Co . , LTD.


  MODEL          LTM190EX-L31           Doc. No            05-M01-S-061122              Page         1/40


One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
   Global LCD Panel Exchange Center                www.panelook.com



     Contents                                                                       Approval Specification
    Revision History -------------------------------------------------------------------------------------- (3)

    General Description --------------------------------------------------------------------------------- (4)

    1. Absolute Maximum Ratings ------------------------------------------------------------------- (5)

    2. Optical Characteristics -------------------------------------------------------------------------- (7)

    3. Electrical Characteristics ------------------------------------------------------------------------(15)
       3.1 TFT LCD Module
       3.2 Back Light Unit

    4. Block Diagram ----------------------------------------------------------------------------------- (20)
       4.1 TFT LCD Module
       4.2 Back Light Unit

    5. Input Terminal Pin Assignment -------------------------------------------------------------- (21)

       5.1 Input Signal & Power
       5.2 LVDS Interface
       5.3 Back Light Unit
       5.4 Input Signals, Basic Display Colors and Gray Scale of Each Color

    6. Interface Timing --------------------------------------------------------------------------------- (28)
       6.1 Timing Parameters (DE only mode)
       6.2 Timing Diagrams of interface Signal (DE only mode)
       6.3 Power ON/OFF Sequence
       6.4 VDD Power Dip Condition

    7. Outline Dimension ------------------------------------------------------------------------------- (32)

    8. Reliability Test -------------------------------------------------------------------------------------(34)

    9. Packing -------------------------------------------------------------------------------------------- (35)

    10. Marking & Others ------------------------------------------------------------------------------- (36)

    11. General Precaution ---------------------------------------------------------------------------- (38)
      11.1 Handling
      11.2 Storage
      11.3 Operation
      11.4 Others




  MODEL           LTM190EX-L31              Doc. No              05-M01-S-061122                   Page             2/40


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   Global LCD Panel Exchange Center           www.panelook.com



   * Revision History                                                      Approval Specification

                Rev.
      Date              Page    Summary
                 No
    Oct. 25,    M00      all    Approval specification of LTM190EX-L31 model was issued first.
     2006

    Nov. 22,    M01       8     2. Optical Characteristics
     2006                         : Cross Modulation was revised : Max 2 

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