Samsung DVD-L200 Service Manual

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Troubleshooting2-8 Samsung ElectronicsLCD output errorPin38 in XCON1is in high state?Pin3 in XQ102is in high state?Check the connection betweenpin44 in ZIC1 and pin38 in XCON1.Check the connection betweenbase in XQ101 and pin62 in UIC01.YesNoNoVDD appears atpin4,5 in XCON1?YesNoAbout 32MHzclock output is normal atpin78 in XIC01?YesNoAbout 32KHz outputis normal at pin77in XIC01?YesCheck the connection betweenpin4,5 in XCON1 and pin4 in XQ102.About 27MHz clock input isnormal at pin2 in XIC01.Check the soldering of XIC01.NoVDD appearsat pin36 in XCON1.Check the connection betweenpin36 in XCON15 and PF501.YesNoYes13.5MHz inputis normal at pin93 inXIC01?NoPin of VDD_3.3,VDD_2.5 in XIC01 hasnormal level?YesCheck the connection betwenpin93 in XIC01 and pin5 in XIC06.Check the connection toposotive pin in PE118.NoYesCheck the data line at the pin4,5,6,7,8,9,10,11 in XIC01.All manuals and user guides at all-guides.com