Hitachi CP-TW2503 User Manual page 145

Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon Cases not involving a machine defect
Has calibration been performed?
CALIBRATION
Is driver software U-Pointer set to "Finger Touch
Mode"?
Is the projector tilting?
Actual resolution may be different due to output image
with a black frame depending on the type of laptop PC.
Is the projector correctly installed?
Is the computer image projected within the area of the
screen?
Is a part of the image enlarged using the Magnify
function?
MAGNIFY OFF
Is ASPECT set to NATIVE and the display resolution of
the computer larger than 1280 x 800?
Is ambient light falling on the screen?
AUTO CALIBRATE may fail when the shadow of a
Troubleshooting
Reference
page
91
–
104
34
44
104
90
91
145