Q how does it work, Powersensor – Philips 271P4QPJEB-27 User Manual

Page 24

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. PowerSensor™

4. PowerSensor™

Q How does it work?

PowerSensor works on principle of

transmission and reception of harmless

"infrared" signals in order to detect
userpresence.

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%.

User present in front

User not present

Power consumption as illustrated above is for

reference purpose only

Q 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 fve 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 effciency:The higher

the setting, the strongerthe detection signal. For

maximum PowerSensoreffciencyand 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

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)

Hot key

Sensor distance

Above illustrations are for reference purpose only

How to adjust settings
If PowerSensor is not operating correctly inside or

outside the default range, here’s how to fne-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)

onlyAfter 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

orthe default mode is recalled. If you fnd that

the PowerSensor is excessively sensitive to nearby

motion for some reason, please adjustto a lower

signal strength.

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