Filter
Top Products
Clarity Visual Systems
September 1999
76
Image Problems
Follow these steps in order. Check
Symptom the operation of the display after each step.
Image is dim
1. Verify that the input signal is good
2. Adjust the Black Level via the menu while displaying a black
video image and the White Level while displaying a white video
image
3. Set each of the colors in the Color Balance menu to 31 (white)
and 7 (gray)
Color problem
• Screen is all black or all
white
• Image has an abnormally
strong hue of a single color
1. Verify that the correct source is selected in the Source Select
menu
2. Make sure that all of the video cables are plugged into the source
and the display. Verify that the cables are good.
3. If the image has a strong green hue, verify that the input signal is
not setup as sync-on-green. If it is, you will need to select the
Sync on Green option in the Source select menu.
4. Verify that Curtain in the menu is off by pressing the Curtain
button on the remote. There should be no X.
5. Adjust the White Level and Black Level in the menu
6. Verify that the Test Patterns in the Misc Control menu are set to
Off.
7. Contact your service provider
Displayed image is too small or
too large
1. If the source is a computer source, Select Source again and
choose Auto, instead of manually selecting the mode.
2. Make sure that the image is positioned correctly on the screen
using the Position function in the menu.
3. Check Ultra-Thin Mullion screens. Adjusting the screen way in or
way out has an effect on image size.
4. Adjust optical engine mount using internal cyan test pattern.
5. Use the zoom feature to scale the image.
6. Contact your service provider.
Active area of the image is not
fully on the screen
1. Adjust image position using the Position function in the menu.
2. Adjust lens screws LS1 and LS2 using internal cyan test pattern.
3. Use the zoom feature to scale the image.
4. Contact your service provider