PROBLEM

LIKELY CAUSE

POSSIBLE SOLUTION(S)

 

 

 

 

 

Projected image

Projector too close to screen

Move projector away from

 

smaller than screen

 

screen

 

 

 

 

 

 

Zoom not set correctly on

Adjust zoom

 

 

zoom model

 

 

 

 

 

 

No image on the

Power switch off or

Computer must be on for

 

monitor

projector not running

computer monitor to display

 

 

 

Turn on projector and light the

 

 

 

lamp

 

 

 

 

 

 

Cable not connected

Connect cable

 

 

 

Streaks on monitor

Video cable for monitor

Check and reset cable

 

 

plugged into projector is

connection

 

 

upside-down

 

 

 

 

Faint screen

Low CONTRAST or

Adjust CONTRAST and/or

 

 

BRIGHTNESS settings

BRIGHTNESS

 

 

 

Jittery, fuzzy text

Out of sync

Adjust SYNC

 

 

 

Adjust Dot Clock

 

 

 

Image off-center

Position controls (arrow keys)

Adjust position controls

 

 

 

 

 

 

Compatibility problem

Make sure the projector is

 

 

 

compatible with one of the

 

 

 

standards listed in Appendix A

 

 

 

 

 

 

Misalignment or damage to

Projector requires service

 

 

optical elements

 

 

 

 

Cannot get entire

Compatibility problems

Make sure projector is

image on screen;

 

compatible with one of the

scrambled image

 

standards listed in Appendix A

 

 

 

 

 

 

Wrong video resolution

Set video resolution on

 

 

 

computer to 640 x 480

 

 

 

“Shimmering” colors

SYNC out of adjustment

Adjust SYNC

 

 

 

Colors weak

Weak video signal

Check for faulty video source,

 

 

 

bad connection, or frayed cable

 

 

 

Getting excessive

CONTRAST and/or

Adjust CONTRAST and/or

white or washout

BRIGHTNESS too high

BRIGHTNESS

 

 

 

 

Troubleshooting 6-3

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Proxima ASA 4100/4200 Smaller than screen, No image on, Monitor, Streaks on monitor, Faint screen, Jittery, fuzzy text