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.

1 Reset the current time;

2 If the time is still inaccurate after resetting the current time, replace the battery with the corresponding specification.

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.

1 Check if the volume is set to a minimum;

2 Check if the mute switch is turned on.

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.

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.

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.