XG-V10XU - diagramas.diagram...

XG-V10XUTROUBLE SHOOTING T ABLE FOR PC I/F UNIT -10Checking the VIDEO sync signalMeasure the TL135 output onoscilloscope screen.» Checking the VIDEO vertical sync signal.Is the vertical sync signal asspecified?YesMeasure the TL132 output onoscilloscope screen.No» Checking the VIDEOvertical sync signalIs the horizontal sync signal asspecified?YesNoCheck the input signal settings.Are there horizontal andvertical sync signals at TL130and TL131?YesIs the pulse output at pin (4) ofIC328 in the same timing asthe horizontal signal?YesIs the pulse output at pin (5) ofIC328 in the same timing asthe pulse at pin (4)?YesIs there 69-MHz or so clock atFL102?YesNo problem with the VIDEOsync signal and clock.NoNoNoNoInput PC board defective.IC302 or its peripheralsdefective.CVIC_IC or its peripheralsdefective.CVIC_IC or its peripheralsdefective.IC328 (PLL_IC) or itsperipherals defective.58