Beijing Liulink Technology Co. Ltd. W4303 Manuel D’Utilisation

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Power Switch 
Power Socket(110V/220V)
WiFi Antenna
Product Overview
Specifications
Digital Signage
Power cord
Operation manual
Packing List
Sc reen size:            
Sc reen  resolution:  
Brightness:             
Constract ratio:      
Dimension:             
Weight:                 
  Video:  AVI、MPEG2、MPEG4、WMV
  Audio: mp3                            
32inch
768x1366
300cd/m2(typical)
1000:1
1100x440x67(mm) 
14.1 kg
LAN / Wi-Fi / 4G(Optional) 
43inch
1080x1920
300cd/m2(typical)
1000:1 
1300x576x67(mm) 
21.7 kg
LAN / Wi-Fi / 4G (Optional) 
LAN
USB1
USB2
SIMcard
(Optional)
TFcard
HDMI
Power Socket(24V)
Internet connect
Content format
Picture:   jpg、bmp、png、gif
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant 
to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful 
interference in a residential installation. This equipment generates uses and can radiate radio frequency energy 
and, if not installed and used in accordance with the instructions, may cause harmful interference to radio 
communications. However, there is no guarantee that interference will not occur in a particular installation. If this 
equipment does cause harmful interferenceto radio or television reception, which can be determined by turning 
the equipment off and on, the user is encouraged to try to correct the interference by one or more of the 
following measures:
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.
Radiation Exposure Statement 
This  equipment  complies  with  FCC  radiation  exposure  limits  set  forth  for  an  uncontrolled  environment.  This 
equipment should be installed and operated with minimum distance 20cm between the radiator and your body.
Warning
Do not use any kinds of power supply other than AC 100V,
50/60Hz or  220V, 50/60Hz.  
Do not fix the signage in an unstable place and position, 
otherwise it may cause damage due to falling,or even 
cause fire. 
 
Do not place the signage under strong and direct light, in 
an environment with high humidity, overheat or much 
dust, in an environment storing or using flammable and
explosive substances, and an environment with
combustible or corrosive gases.    
Do not use damaged or unfitted power socket. Please 
make sure the plug fits well the power socket. 
The plug and power socket should not adhere to dust and
 metal  attachment.
The power cord should not be damaged. Any modification
 of the power cord is  strictly prohibited. Keep the power 
cord  away from heat source. Do not pull the power cord 
when pulling off the plug.
 
Do not place any water-filled containers around 
the signage, to prevent any dripping or splashing
 of water which  may cause electric shock or fire.
Pull off the power plug when cleaning the signage. 
Use a soft cloth dipped with water to clean. Do not
use industrial chemicals to wash or clean.  
 
Do not rub with a hard object, knocking LCD screen.
In case the LCD breaks and the liquid spilled onto
skin,wash immediately with water for 15 minutes
and consult your doctor.   
Do not touch the plug with wet hands, otherwise it
 may cause electric shock.
When it rains , do not use the signage on outdoor.
Do not in any way disassemble the signage, or it 
may cause electric shock or fire. All repairs should 
be managed by a professional technical staff. 
FCC Warning
This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may 
not cause harmful interference, and (2) this device must accept any inter ference received, including interference that may 
cause undesired operation.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority 
to operate the equipment.