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7. Troubleshooting
Problems Points to check with possible solutions
13. The characters and images have several vertical
bars on their right side.
• Adjust the characters and images using the
<Signal Filter>.
14. Distortion appears like the figure below. • This happens when both composite (X-OR) input
signal and separate vertical synchronizing signal
are input. Please select one of the two.
15. The <Smoothing> cannot be selected. • <Smoothing> is disabled when the screen is
displayed in the 1600 x1200.
• The image size is doubled both in horizontally
and vertically to (i.e. 1600 x 1200 enlarged from
800 x 600) provide clear focus which does not
require this function.
16. The ScreenManager main menu does not
operate.
• Make sure that the adjustment lock is off
(p. 28).
• Check that there is nothing left on the face of
Enter switch. Wipe the control panel, and then
touch the Enter switch again with dry finger.
• Make sure not to wear gloves. Remove any
gloves, and try touching the switches again with
dry hands.
17. The control panel does not operate.
CAL Switch mode does not operate.
• Make sure the control panel switches are not wet
or soiled. Lightly wipe the surface of the control
panel, and try touching the switches again with
dry hands.
• Make sure not to wear gloves. Remove any
gloves, and try touching the switches again with
dry hands.
• Check that the Main menu of ScreenManager is
not activated.
18. The auto-adjustment function does not work
correctly.
• This function does not work when digital signal is
input.
• Make sure that the adjustment lock is off
(p. 28).
• Check that there is nothing left on the face of
Enter switch. Wipe the control panel, and then
touch the Enter switch again with dry finger.
• This function does not work correctly with some
graphics boards.