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Symptom Cause Solution
No image on Loose cable Connect cable
computer screen
Wrong video cable Use correct video cable
BNC cable not connected Make sure cable is correctly
correctly attached at both ends
Monochrome on color Computer was turned Turn projector on
monitor on before projector Restart computer
Streaks on monitor Video cable plugged into Check and reset cable
computer is upside-down connections
Faint screen Low contrast Adjust CONTRAST
Jittery, fuzzy letters Out of sync Adjust SYNC control
Image off center Position controls Adjust position controls; if
(arrow keys) or the image does not center, check
Hpos/Vpos controls for compatibility problems
in the menus
Cannot get entire image The default resolution Press the SCALE key to
on screen; scrambled for all images larger than see the entire image, or use
image 1024 x 768 is 1024 x 768 the arrow keys to pan the
image
Compatibility problems Make sure your system is
compatible with the
standards listed in
Appendix A, Specifications
Black border appears The full 800 x 600 image The projector is functioning
around 800 x 600 images is displayed in 1024 x 768 normally. Disregard.
mode. The black area is
not used.
Image appears to have Incorrect interlace signal Select the opposite interlace
lines “swapped” selected signal (even/odd)
98 Troubleshooting