Service Manuals, User Guides, Schematic Diagrams or docs for : Hyundai TV H- LCD2003 H-LCD2003

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TV board troubleshooting

No picture but have raster.


   Measure the waveform of
   R.G.B Hors, Vers at X7.


               No

    Check whether N1 has      No   Check whether X9 pin 1, pin 2 have
      5V power supply.                     5V power input.


               Yes

  Measure N1 pin 33, pin 35   No                     No
                                    Replace N2                 Replace N1
        waveform.


               Yes

  Measure N1 pin 42, pin 44                  No
        waveform.


               Yes

     Check V105-V107's        No
                                    Replace V105-V17.
      output waveform.




                                             24
HLT-1751
HLT-2051-01
HLT-2051-02

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