Part Type: H3U Board IR Sensor Part Number: A-1172-591-D MFR Part Number 1: Sony A-1172-591-D Board Number(s): 1-869-857-15 172722815 Known Models: SONY KDL-23S2000 KDL-40S20L1 KDL-32S20L1 KDL-40S2000 KDL-46S2000 KDL-46S2010 KDL-40S2010 KDL-32S2010 KDL-26S2000 KDL-V32XBR2