Acer X1230S Acer X1130, X1230, X1230K, X1230S, and X1235 Projector Series Serv - Page 59

Chapter 4 Troubleshooting System Analysis Keypad LED OK No Yes No If Power On, Lamp On? Yes Yes No Signal? No Yes Power Auto Turn Off No Yes IR Remote Control NG? No Yes Pixel Fail? Step: 1. Check Lamp Door 2. Check Power Board and Interlock 3. Check Connection between PWR BD and Main BD 4. Check Main Board 1. Check Lampen wire , Lamp wire and Ballast wire 2. Check C/W and wire connection 3. Check Main board 4. Check Lamp 5. Check Ballast 1. Check Input Cable 2. Check OSD Source set up 3. Check Main board 1. Check OSD Lamp Hours 2. Check Lamp Door 3. Check Lamp still light or not? 4. Check Fan still spin or not? 5. Check Thermal status 1. Check Remote module battery 2. Check Remote module 3. Check IR Receiver on Main board 4. Check IR Receiver on IR board 1. Check the connection between Main BD and Chip BD 2. Check the connection between OP engine and DMD Chip 3. Check Chip board 4. Check Main board 59