Welcome to Heyuan Lianteng Intelligent Technology Co., Ltd.

Frequently Asked Questions Category

FAQ

  • Q How to deal with low screen brightness?

    A
    1 In the "Power Options" window, drag the "Screen Brightness" adjustment button below to adjust the screen brightness; 
    2 Because the screen brightness of the external screen is light-controlled, please check whether there is any obstruction blocking the light control head of the external screen.
  • Q What is your warranty like?

    A
    Our regular warranty period is one year. If there are special requirements, it can be two or three years. General after-sales service can be as follows:
    1. Paid spare parts can be provided at any time;
    2. If there is a batch failure problem, we will arrange personnel to handle it on site;
    3. If the customer's order is relatively large, we will directly provide some spare parts, usually at a rate of 2% for free.
  • Q Why does the machine automatically shut down after a while?

    A Check if the device has set a timer for turning on and off.
  • Q How should I pay for my order?

    A
    1. We accept payment in US dollars;
    2. When placing an order, you need to pay 50% of the total order amount as a deposit, and the balance is paid when shipping;
  • Q Why is the machine's set time not accurate?

    A
    1 Reset the current time;
    2 If the time is still inaccurate after resetting the current time, replace the battery with the corresponding specification.
  • Q What should I do if a black screen appears on the advertising machine?

    A
    1. The power cord, socket, etc. are loosely connected
    Check the power cord connection, whether the socket is loose, and connect the power cord and socket.
    2.The power switch is not turned on
    Check the power switch and turn it on
  • Q Can it run continuously for a long time?

    A
    LCD has low heat and low power consumption, which is more suitable for long-term operation. However, from a maintenance perspective, LCD should still be given time to breathe, after all, LCD is a relatively fragile product, and problems are not easy to solve.
  • Q Can't hear sound when you turn on your device or the sound quality is poor?

    A
    1. Check the audio connection to ensure that the audio cable or speaker is connected correctly.
    2. Check the volume settings to make sure the volume is not muted and adjusted appropriately.
    3. If you use external speakers or speakers, please ensure that their power and audio connections are normal.
  • Q Why can't the machine play the program after saving it?

    A Please confirm whether the program format is within the supported format range of this machine.
  • Q Why can’t the program be played after being saved?

    A Please confirm whether the format of the program is within the format range supported by this machine.
  • Q What to do if there is no sound but a picture after turning on the device?

    A
    1 Check if the volume is set to a minimum;
    2 Check if the mute switch is turned on.
  • Q Why is the machine's set time inaccurate?

    A
    1.Reset the current time;
    2. If the time is still inaccurate after resetting the current time, please replace the battery according to the corresponding specifications.
  • Q What to do if the screen is black, no light or sound, and the indicator light is not on?

    A
    1 Check whether the 220V voltage is normal, and whether the terminal of the power cord drawn from the machine and the external power cord are connected;
    2 Check whether the power switch and leakage protection switch are in the working state;
    3 Press the start button of the industrial computer and confirm whether it starts.
  • Q Is the display effect of digital signage unclear?

    A
    1. The application scene has strong light
    Adjust the brightness, contrast, color temperature and other parameters of the display screen to adapt to different ambient light;
    2. The display content does not match the display resolution
    Check the resolution and ratio of the displayed content, and select content to ensure that it matches the resolution and ratio of the display;
    3. Abnormal signal transmission
    Check the signal source and connecting cable of the display screen to ensure that the signal transmission is normal;
  • Q How can I pay for my order?

    A
    1 We accept payment in US dollars;
    2 50% of the total order amount is required as a deposit when placing an order, and the balance is paid when shipping; 
    3 The delivery method is generally FOB.
  • Q Does the machine automatically shut down after being turned on?

    A Check whether the device has a timer to turn on and off
  • Q How about your warranty?

    A
    Our warranty is 1 year. Normally, the general after-sale service may be as below. 
    1 The paid spares parts could be provided at any time;
    2 If a batch of failure problems occurs, we will arrange for personnel to deal with them on-site;
    3 If the customer’s order quantity is relatively large, we will directly give some spare parts.
  • Q The touch screen of the kiosk is not responsive?

    A
    1. If there is dust or stains on the surface of the touch screen, check and remove it.
    2. Check the touch screen driver, update or reinstall the driver
    3. Calibrate the touch screen settings and recalibrate the touch screen.

Act now

reserve
Please contact us now

About our company

 Heyuan LeaTech Company, established in 2005, specializes in the R&D and manufacturing of LCD and LED displays. Its product range includes indoor and outdoor displays, touch displays, video walls, and other commercial digital signage

Quick links

Product classification

Contact us

4th Floor, Production Building No. YC-AH13, south of Longling 4th Road and east of Longling 1st Road, Yuancheng District, Heyuan City
189 2284 2987 / 13883469009
0762-3796666
Copyright © 2023 Heyuan LeaTech Technology Lead. Sitemap.