Acer PD126D series - Manual (Page 39)

... English 37
Problem: The image is outstretched when displaying DVD.
Select appropriate aspect ratio in both DVD player and projector
OSD menu to get the correct width-height ratio of the image.
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 on screen menu.
Problem: Image is reversed.
Select “Image” from the OSD and adjust the projection
direction. See page 22.
Problem: Lamp burns out or makes a popping sound.
When the lamp reaches its end of life, it will burn out and may
make a loud popping sound. If this happens, the 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 39.
Problem: LED lighting message.
Appendices
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
Temp LED
Flashing
Lamp LED
(Lamp Breakdown)
=>Light On =>Light Off
Power LED
Blue Red
Slow Flashing
Quick Flashing