9 Schematic DiagramsSyncMaster 570sTFT / 580sTFT 9-42 IC251 #31CH1 RMS= 2.12V7 IC251 #141CH1 RMS =2.3V1 IC251 #30CH1 RMS= 2.8V6 IC203 #1CH1 RMS =4.56V8 IC203 #72,73,80,81,90,92CH1 RMS= 2.2V10 IC203 #207CH1 RMS= 3.6V9 IC203 #203CH1 RMS= 1.7V11 IC203#204CH1 RMS= 3.6V