Dell S520 User Manual page 109

Problem (continued)
Image color is incorrect
Image is out of focus
The image is stretched
when displaying a 16:9
DVD
Image is reversed
Lamp is burned out or
makes a popping sound
LAMP light is solid amber
Possible Solution (continued)
• If the display receives the wrong signal
output from the graphics card, please set
the signal type to RGB in the OSD Image
Settings of the Advanced Settings tab.
• Use Test Pattern in the Projector
Settings of the Advanced Settings
menu. Ensure that the colors of the test
pattern are correct.
Adjust the focus ring on the projector
1
lens.
Ensure that the projection screen is
2
within the required distance from the
projector 1.96 ft [0.597 m] to 2.4 ft [0.731
m].
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 Settings of the
Advanced Settings menu in the OSD.
Select Projector Settings of the
Advanced Settings from the OSD and
adjust the projector mode.
When the lamp reaches its end of life, it
may burn out and may make a loud
popping sound. If this occurs, the
projector does not turn back on. To
replace the lamp, see "Changing the
Lamp" on page 114.
If the LAMP light is solid amber, replace
the lamp.
Troubleshooting Your Projector 109