- 82 -■TroubleshootingAC OFF(with AC power supply and Mains SW : ON)(90 sec.)(90 sec.)(Lamp : OFF)(Lamp : ON)(Lamp : OFF)(A) : Press MENU + INPUT KEY for 5 sec. (or press MENU KEY on R/C for 20 sec.)--> [S] mark display (for 5 sec.)--> UP + DOWN KEY or R/C SCREEN KEY for 3 sec.(Return to normal with ON/STAND-BY KEY)(20 sec.)(A)(with signal or any KEY)(with signalor any KEY)(no signal 30 sec.)(no signal 5 min.)STAND-BYCOOLINGPOWER ONWARNINGNORMALSERVICEMODEPROGRAMREPLACEMODESUSPENDCOUNTDOWNSUSPENDCOOLING(Slide Shutter error, Lamp error)(Slide Shutter error)SUSPEND(ON/STAND-BY KEY)(Lamp : ON)●Flow chart of projector condition