Acer X1161 Acer X1161, X1261, X110 and H5360 Projector Series Service Guide - Page 55

No Symptom Procedure - Ensure the projection screen without dirt - Ensure the projection lens is clean 9 Poor Uniformity/ Shadow - Ensure the Brightness is within spec - Check rod alignment - Check Engine Module - Ensure the projection screen without dirt - Ensure the projection lens is clean 10 Dead Pixel/Dust (Out of spec.) - Clean DMD Chip and Engine Module - Check DMD Chip - Check Engine Module - Ensure that the signal cables and source work as well 11 Garbage Image - Check Main Board - Check DMD Board - Remote Controller 12 Remote Controller Failed a. Check Battery b. Check Remote Controller c. Check IR Sensor Board d. Check Main Board - Do "Reset (All data)" of the OSD Menu 13 Function Abnormal - Check Main Board - Ensure that the signal cables and source are work as well 14 Audio Abnormal (X1261/H5360 only) - Ensure that your Projector is not in "Mute" mode - Check Main Board - Check Speaker X1161/X1261/X1161A/X1161N/X110/H5360 Confidential 3-