Acer P5271 Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide - Page 89

5-1-6 Waveform Download (for P5271/P5271i) - Plug in power cord. - Hold on the "Up" button, then press the "Power" button, the Power LED lights blue. - Wait a moment, the Temp LED flashes red. - After several seconds, the Lamp LED and Temp LED light red. - Loosen the "Up" button. - After that, the projector will automatically get into standby status. - Waveform Download is completed. Note: - This step must be executed after Lamp Driver changed. 5-1-7 Restore Blower Speed - Plug in power cord. - Hold on the "Left" button, then press the "Power" button. - After about 2 seconds, the Power LED lights purple , the Lamp LED and Temp LED light red. - The projector will be on and the message appears as the right picture shows. - After about 70 seconds, the Lamp LED and Temp LED will be off, the Power LED will light blue. P5271/P5290/P5390W/P5271i Confidential 5-