Philips AC4236 User Manual page 17

Problem
The appliance is
extra loud�
The screen
displays that the
back cover is
opened�
Error code "E1"
displays on the
screen�
The Wi-Fi setup is
not successful�
Possible solution
• It's normal if the appliance runs at the Turbo mode�
• In the Auto mode, if the appliance is too loud, maybe
the appliance runs at high speed because air quality
becomes worse, or your personalized setting in App
triggers a higher fan speed� You can choose the Sleep
mode, or change the settings in the App�
• If there is abnormal sound, contact the Consumer Care
Center in your country�
• If anything drops into air outlet, it may also cause
abnormal loud sound� Immediate turn off appliance,
turn appliance upside down, to get foreign objectives
out of appliance�
• Shut off the power first, then install the back cover
correctly� Connect the appliance with power and retry�
• The motor has malfunctions� Contact the Consumer
Care Center in your country�
• If the router your purifier is connected to is dual –
band and currently it is not connecting to a 2�4GHz
network, please switch to another band of the same
router (2�4GHz) and try to pair your purifier again� 5GHz
networks are not supported�
• Web authentication networks are not supported�
• Check if the purifier is within range of the Wi-Fi router�
You can try to locate the air purifier closer to the Wi-Fi
router�
• Check if the network name is correct� The network
name is case-sensitive�
• Check if the Wi-Fi password is correct� The password is
case-sensitive�
• Retry the setup with the instructions in section 'Set up
the Wi-Fi connection when the network has changed' �
• The Wi-Fi connectivity can be interrupted by
electromagnetic or other interferences� Keep the
appliance away from other electronic devices that may
cause interferences�
• Check if the mobile device is in airplane mode� Make
sure to have the airplane mode deactivated when
connecting to the Wi-Fi network�
• Consult the help section in the App for extensive and
up-to-date troubleshooting tips�
EN
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