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10

Faults

Causes of faults

Unable to start up

· The power supply 

port is not properly 

connected

The luminance/contrast 

ratio is not adjusted

Interfered

The power line is 

not properly connected

Incorrect resolution

Dim images

The indicator is not lit up 

and no picture is shown

The screen 

displays “Out of range” 

· Correctly connect the power supply line

· Long-press the power key to start up the machine

· Adjust the luminance and the contrast ratio

· Keep away from electrical equipment that may cause 

electronic interference

· Please set the resolution as the recommended value in the 

basic parameters

· Connect the power supply of the computer and the portable monitor

· Correctly insert into the ports of the computer and the portable monitor

· Connect the Type-C power line correctly

Solutions

Troubleshooting

Health in eye use

Low blue ray description

In order to avoid eye fatigue and neck, arms, elbows and shoulder pain caused by prolonged use of the monitor, 

pay attention to the following points in use:

1. Keep your eyes 20 to 28 inches (about 50-70 cm) from the monitor screen.
2. In using the monitor, you are recommended to increase blinking frequency to relieve eye fatigue.
3. Please take a rest for 20 minutes every two hours.
4. While you are  at rest, take your eyes away from the monitor and look at a distant target for at least 20s.
5. While you are at rest, you can stretch to soothe the neck, arms, back and shoulders.

Basic parameters

Screen size

Speaker

Refresh rate
FreeSync

Color gamut

Display color

Static contrast ratio

Interface
Overall dimensions

Product thickness

Touch control or not

Screen type
Resolution

Luminance

Net weight

Input voltage

Ambient temperature

Product code

Product name

11

15K3F-C

Not supported

2*1W

60Hz

None

45%NTSC
16.7M (6BIT+FRC)
800:1

Type-C*2 and Mini HDMI*1

373.2*236.8mm

990g

220cd/m

2

15.8 inch

DC 20V      1.5A/
15V      2.0A/
12V      2.5A/

9V      3.0A 

0°C~45°C

IPS

1920*1080P

9.4mm

15.8-in portable monitor

Jumping image or ripple 

screen

In recent years, the damage caused  by blue rays to the eyes has attracted more and more attention. 

Generally, the wavelength of blue rays is 400-480nm and the wavelength of harmful blue rays is 415-455nm. 

This monitor has the function of reducing blue ray emission and the user can enable the low blue ray mode of 

this monitor through menu settings.

Summary of Contents for 15K3F-C

Page 1: ...Operating Instructions of 15 8 inch Portable Monitor 15K3F C ...

Page 2: ...hone 4 Introduction of function keys 5 9 10 11 Menu description Notes Troubleshooting 10 10 Health in eye use Low blue ray description Basic parameters 12 12 13 Regular certification Name and content of hazardous substances in the product Information about guarantee Before using this product please carefully read through this manual and keep it properly ...

Page 3: ...d to the adapter and then plug the adapter into the power socket to power the machine Note The adapter and the power cord which are not included in the standard configuration have to be purchased separately by the user 1 Connect one end of the Type C data cable to either of the two Type C ports of the machine and the other end to the Type C signal port of the laptop 2 Connect the Type C power line...

Page 4: ... of the home page icon turns blue and the luminance contrast ratio and sound options are shown in the rectangular box Home page When selected the background color of the ringer mode icon turns blue and the ringer mode sub options are shown in the rectangular box Click on the corresponding icon to select the desired ringer mode Ringer mode When selected the background color of the color temperature...

Page 5: ... to switch among options Press the power key to enter the next menu and long press for 1s to return to the previous menu After selecting a function as shown below press the Up and Down keys to adjust the function The window disappears 3s later when there is no operation Home page Switch the Down key to switch among options Press the power key to enter the next menu and long press for 1s to return ...

Page 6: ...ocket otherwise it may cause fire or electric shock Do not put foreign objects into the machine otherwise it may cause a short circuit which causes a fire or electric shock Do not disassemble or repair this product without authorization If any malfunction please contact the after sales service personnel directly Do not pull or twist the signal and data cables excessively Color Press the Down key t...

Page 7: ...from the monitor screen 2 In using the monitor you are recommended to increase blinking frequency to relieve eye fatigue 3 Please take a rest for 20 minutes every two hours 4 While you are at rest take your eyes away from the monitor and look at a distant target for at least 20s 5 While you are at rest you can stretch to soothe the neck arms back and shoulders Basic parameters Screen size Speaker ...

Page 8: ...service If no purchasing invoice is available the production date of the product body number will be taken as the starting time of the Three guarantee validity period of the consumer s product Consumers who fail to show the two cannot enjoy free repair services and our company will charge for services 2 The installation and commissioning records cannot be used as the Three guarantee certificate an...

Page 9: ...paper saddle stitch four color printing V01 Note The page numbers are uniformly facing outward Liang Li Item number In plant model Materials Name Third party Specifications Requirements Version Confirm Instructions External model Brand Date Design Approved ...

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