Acer PD120D PD120 User's Manual - EN - Page 31

Appendices Problem: The image is outstretched when displaying 16:9 DVD. The projector automatically detects 16:9 DVD and adjusts the aspect ratio by digitizing to full screen with 4:3 default setting. If the image is still outstretched, you will also need to adjust the aspect ratio by referring to the following:  Please select 4:3 aspect ratio type on your DVD player if you are playing a 16:9 DVD.  If you can't select 4:3 aspect ratio type on your DVD player, please select 4:3 aspect ratio in the on screen menu. Problem: Image is reversed.  Select "Image" from the direction. See page 22. OSD and adjust the projection Problem: Lamp burns out or makes a popping sound  When the lamp reaches its end of life, it will burn make a loud popping sound. If this happens, the out and may projector will not turn on until the lamp module has been replaced. To replace the lamp, follow the procedures in the "Replacing the Lamp". See page 33. Problem: LED lighting message Message Standby State (Input power cord) Lamp lighting Power on Power off (Cooling) Error (Lamp fail) Error (Thermal fail) Error (Fan lock fail) Error (Over Temp.) Error (Lamp Breakdown) =>Light On Power LED Red Blue Slow Flashing Quick Flashing =>Light Off Temp LED Lamp LED Flashing 31 ... English