한국후이두기술

Q&A

No found the device

1.Check the network icon on your computer. If "×" appears（as shown below） Possible causes, 1) Check the control card is functioning properly. (The power light should be always on and the running light flashes) 2) Check if plug in the wrong...
The screen is garbled

1. The scanned file is incorrect and need to be re- set(do smart setting). 2. The program size is incorrect, or the effective width is too small.1) [Settings] → [Screen setting], after modifying the screen size, send the program;2) [Settin...
The screen is no brightness when do smart setting

1. Check whether the HUB is misaligned ， all pins need be inserted. 2. Check whether the cable is connected to the input port of the module.3. Check the chip of module...
4G indicator and judgmen

1.Green constant Light Normal working green light constant lightning. 2.The light is not lightning 1) Connect the network cable, the network cable is preferred, the lamp is notlightning; 2) The 3G/4G module is not detected and the light is...
U-disk is not recognized

1. Check the U-disk or USB extension cable if it is in poor connection.The USB extension cable is generally 1.5 meters, not over than 5 meters. 2. Maybe the control card power supply voltage is low, generally need about 5V. 3.Fo...
Found device, failed to send problem

1. The controller's IP address is incorrect. warning "Connect failed"when sending the program or warning "turn on device timeout"when open the hardware settings.Solution: 1) Power off the control card directly; &n...
Wi-Fi signal is weak and unstable

Using of the antenna is strong correlated with the surrounding environment.，No obstructions nearby（Especially conductive materials, such as metal, PCB, etc.），No strong electromagnetic interference in the surrounding space，In order to play its role in...
Sends program with HDPlayer, warning instructions

1.The device is occupied! as picture; Solution:1) Pressded the test button on the control card, the device enters the test state, need turn off and on the power of controller; 2)Another PC/Phone is operating the control card, t...
U-disk to update the program, warning instructions

warning Reason&Solution device not match need change the device type in Screen setting in HDPlayer Copy complete U-disk update program has successfully only need unplugged U-disk D...
Super practical: One trick to teach you to modify the control password of the door screen!

At present, the most popular way to update the program on the door head display is the wireless control of the mobile phone, but in my usual use, I often forget the Wi-Fi password of the control card. When encount...

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