Canon WUX400ST Manuel D’Utilisation

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Customizing System Operation (System Settings)
Restoring Original 
Gamma Settings
> [System settings] > [Other settings] >
[Gamma restore]
This function is used when changing 
and turning of the tone 
characteristics and achromatic color 
is noticed over a long period of time.
Gamma restore can only be used 
when the lamp has been on for 
approximately 30 minutes or longer.
• If Gamma restore is performed, the 
projected image will be adjusted for a 
period of approximately 150 seconds.
• To stop Gamma restore, press the POWER 
button or the EXIT button.
HDMI
Component
LAN
Digital PC
Analog PC
USB
Off
Returns to the factory default without 
performing Gamma restore.
Adjust Performs Gamma restore and applies 
the result.
OK
Gamma restore is performed.
Cancel Gamma restore is not 
performed.
If Gamma restore is performed, the 
tone characteristics and achromatic 
color will be restored as close as 
possible to the condition when the 
projector was purchased, however it is 
not possible to restore it completely to 
the original condition. So the changing 
and turning color cannot be eliminated 
completely.