Canon WUX400ST 用户手册

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页码 314
Troubleshooting
284
■ The Projected Image Is Blurred
Cause
Countermeasure
The image is out of 
focus.
Adjust the focus. (
)
The distance to the 
screen is too short.
Check whether the distance to the screen is 
appropriate.
The projector is not 
placed straight in front of 
the screen.
Check whether the projector is placed obliquely to 
the screen. A slight error in the projection angle can 
be corrected through the keystone adjustment 
function. (
)
The projector has been 
moved to a place where 
the temperature varies a 
lot.
When the projector is moved from a location where 
the temperature is low to a location where the 
temperature is high, condensation may form on the 
lens. The condensation will evaporate after a period 
of time and the projector will be able to project a 
normal image.
The lens is stained.
Clean the lens. (
The tracking is bad.
Adjust the tracking with the [Auto PC] or [Tracking] 
function. (
)
Video is blurred.
Activate motion blur reduction. (
)
Motion blur reduction is 
not available.
Motion blur reduction is not available when projecting 
JPEG files from USB flash drives or over a network, 
or for networked multi-projection. Similarly, motion 
blur reduction is not available in image modes other 
than [Presentation] or [Dynamic].
The sharpness setting is 
not available.
Sharpness cannot be adjusted during split-screen 
display.