Acer P3250 Acer P1350 and P3250 Projector Series Service Guide - Page 62

No Symptom Procedure • Remote Control a. Check Battery b. Check Remote Controller c. IR Sensor Board 12 Remote Control/ Control Panel Failed d. Check Main Board • Control Panel a. Check FPC b. Check key pad c. Check Main Board • Do "Reset (All data)" of the OSD Menu 13 Function Abnormal • Check Main Board • Check DMD Board • Ensure that the signal cables and source are work as well 14 Audio Abnonrmal • Check Speaker Module • Check Main Board P3150/P3250/P3150 Refresh/P3250 Refresh Confidential 3-7