Using The Light On/Off Function; Setting The Child Lock - Philips AC4550 User Manual

Tip
• If the air quality light lights up
blue, it indicates that the air
quality is good, and you can
select a lower fan speed. On
the other hand, if the air quality
light lights up red-purple or red,
it indicates that the air quality is
unhealthy, and you can select a
higher fan speed to purify the air
more quickly.
Turbo(t)
In Turbo mode, the air purifier
operates on the highest speed.
Touch the fan speed button
•
select the Turbo mode (
(fig. r).
» The " " displays on the
screen.
» After 3 seconds, the display
shows the previous mode.
Using the light on/off
function
With the light
on/off
switch on or off the air quality light,
the display screen and the function
indicator if desired.
1
Touch the light
on/off
once, the air quality light and
all buttons will go off and the
screen be dimmed (fig. s).
2
Touch the light
on/off
again, all lights will be on again
(fig. t).
to
)
button, you can
button
button

Setting the child lock

1
Touch and hold the child lock
button for 3 seconds to
activate child lock (fig. u).
» The child lock icon
displays on the screen.
» When the child lock is on,
all the other buttons are not
responsive.
2
Touch and hold the child lock
button for 3 seconds again to
deactivate child lock.
» The child lock icon
disappears.
Note
• You can still control the
appliance through the App even
child lock is activated.
EN
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