Philips 241B4LP 用户手册

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页码 52
26
3. Image Optimization
absorb infrared signals even when the user 
is within 100 cm or 40 inches of the display, 
step up signal strength when wearing black 
or other dark clothes. 
•  
You can return to the default mode at any 
time (setting 3)
How to adjust settings
If PowerSensor is not operating correctly inside or 
outside the default range, here’s how to fine-tune 
detection: 
•  
Press the PowerSensor hot key 
•  
You will find the default position ‘3’ on the 
adjustment bar. 
•  
Adjust the PowerSensor detection 
adjustment to Setting 4 and press OK. 
•  
Test the new setup to see if PowerSensor 
properly detects you in your current 
position.
•  
PowerSensor function is designed to work 
in Landscape mode (horizontal position) 
only. After PowerSensor turn on it, it will 
automatically turn Off if the monitor is 
used in Portrait mode (90 degree/vertical 
position); it will automatically turn ON if 
monitor is returned to its default Landscape 
position.
 
Note
A manually selected PowerSensor mode will 
remain operational unless and until it is readjusted 
or the default mode is recalled.  If you find that 
the PowerSensor is excessively sensitive to nearby 
motion for some reason, please adjust to a lower 
signal strength. 
3.7 PowerSensor
TM
  How does it work? 
•  
PowerSensor works on principle of 
transmission and reception of harmless 
“infrared” signals in order to detect user-
presence.  
•  
When the user is in front of the monitor 
the monitor operates normally, at the 
predetermined settings that the user has set- 
i.e. Brightness, contrast, color, etc 
•  
Assuming that the monitor was set to 100% 
of brightness for example, when the user 
leaves his seat and is no longer in front of the 
monitor, the monitor automatically reduces 
the power consumption up to 80%.
Power consumption as illustrated above is for reference purpose only
 Setting
Default settings
At its default setting, (Setting 3), PowerSensor 
is designed to detect the presence of the user 
located between 30 and 100 cm (12 and 40 
inches) from the display and within five degrees 
left or right of the monitor. 
Custom settings
If you prefer to be in a position outside the 
perimeters listed above, choose a higher strength 
signal for optimal detection efficiency: The higher 
the setting, the stronger the detection signal. For 
maximum PowerSensor efficiency and proper 
detection, please position yourself directly in front 
of your monitor. 
•  
If you choose to position yourself more than 
100 cm or 40 inches from the monitor use 
the maximum detection signal for distances 
up to 120cm or 47 inches. (setting 4)
•  
Since some dark colored clothing tends to 
User present in front
Hot key
User not present
Sensor distance
Landscape/Portrait mode