Proxima ASA Multimedia LCD Projectors - Manual (Page 65)

User’s Guide • 5–1
Chapter 5 • Troubleshooting
Chapter 5
Troubleshooting
Problem Likely Cause Possible Solution(s)
No image projected No power to projector Turn power ON
Check AC cord
Check power to
electrical outlet
Lamp not on Turn lamp ON
Circuit breaker engaged Correct overload
situation; press circuit
breaker reset button
to disengage
OVERTEMP indication Allow projector to cool;
turn projector ON
REPLACE LAMP
indication
Burned out lamp(s) Move lamp selector
switch to opposite
position
Replace lamp(s)
Displayed image not
square (keystoned)
Projector not placed at
proper angle to
projection screen
Adjust relative positions
of projector and
screen
Projector not horizontal Level projector
Projected image out
of focus
Projection lens not
focused
Adjust projection lens
focus
Projected image
larger than screen
Projector too far from
screen
Move projector closer to
screen
Projected image
smaller than screen
Projector too close to
screen
Move projector away
from screen
No computer image
projected
Loose cable Check and secure cable
connections
No power to computer Turn on computer
Incompatible video
system
If possible, check
computer with another
monitor
No external monitor Use included video
terminator appropriate
to your system
Switch between internal
screen and video port