Dell M109S User Manual page 24

Problem (continued)
Image is unstable or
flickering
Image has vertical
flickering bar
Image color is incorrect
Image is out of focus
The image is stretched
when displaying a 16:9
DVD
Temperature LED is solid
amber
Error LED is blinking
amber
The OSD does not appear
on the screen
24
Troubleshooting Your Projector
Downloaded from ProjectorsManual.com Manuals
Possible Solution (continued)
Adjust the Tracking in the OSD Display submenu (in
PC Mode only).
Adjust the Frequency in the OSD Display submenu
(in PC Mode only).
• If the display receives the wrong signal output from
the graphics card, please set the signal type to RGB
in the OSD Display tab.
• Use Test Pattern in the Others menu.
Ensure that the colors of the test pattern are correct.
Adjust the focus ring on the projector lens.
1
Ensure that the projection screen is within the
2
required distance from the projector (23.6" [60 cm]
to 94.5" [240 cm]).
The projector automatically detects the input signal
format. It will maintain the aspect ratio of the
projected image according to input signal format with
an Original setting.
If the image is still stretched, adjust the aspect ratio in
the Display menu in the OSD.
The projector has overheated. The display
automatically shuts down. Turn the display on again
after the projector cools down. If the problem persists,
contact Dell™.
A projector fan has failed and the projector will
automatically shut down. If the problem persists,
contact Dell™.
Try to press the Menu button on the panel for 15
seconds to unlock the OSD. Check the Menu Lock on
page 21.