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Communication line, but this type of communication line in the market has a wide range of different quality and quality, so you will be able to buy unqualified products; this will lead to instability in data transmission.
Solution: It is recommended that you encounter a computer motherboard without a COM port, you can choose to buy a nine-pin COM port card, plug into the expansion slot of the motherboard, this cartoon faster than the USB to COM port to be stable; if the motherboard does not have expansion slots try to buy quality Good USB to COM port data cable.
4, the status of the system communication incoherent pauses Most appear in the multi-entry system is mainly due to the system in the communication when the upper opportunity to the entire system of the control panel round robin, and if in the "system parameters" The "address range" setting in the "incorrect", there is an empty address, the above situation will occur.
5, the credit card does not start to observe the credit card reader when the reader has a "click" sound, whether the software has been opened to the working interface ("access control" is turned on), when the card is swiped the computer card information 6, the video card driver installed After that, there is no image in the parking lot management software. This is mainly caused by the incorrect installation type of the video card driver. In some computer operating systems, the SDK2000 video card driver will be installed as a “Super...†type driver if you choose the default installation. Information; and the correct driver after installation should be "10moonssdk2000 ..." type of three drive information Solution: In the driver installation wizard, do not choose to automatically install, but select "Specify the location to install" and select "Do not search, specify to "Installed drivers", according to the wizard to install successfully, In addition, the driver must be installed after installation of video card applications, test video images. After these are normal, there will be images in the car park management software.
7. The monitor interface is not clear or there is a screen. This is mainly caused by signal interference, which mainly occurs in video cables and strong electricity distribution in the same PVC pipe. Therefore, we must strictly according to the requirements of the wiring, strong and weak electricity separate pipe; signal lines should also use the standard communication shield line.
8, monitor no image or sometimes no video head is plugged in, the camera power indicator is normal 9, the card issuing machine can start issuing cards, later unable to send the card may be due to the card issuing machine replaced the USB jack, because the card issuing machine inserted in different The USB port will generate a different virtual serial port, then you need to change the serial port selection in the setting of the card machine.
10. When the card is swiped, there is no real-time display of the display. The main reason is that the screen does not have an address or the screen address of the software is incorrectly selected. 11. The proximity distance of the read head is mainly caused by two reasons. Is the power supply voltage is not enough; the other case is interference, the interference source is mainly metal interference or disturbance of the sense coil.
Golden Gate Door Control Solution Parking System Failures
1, install the database prompts to suspend the file Solution: delete the computer regedit file inside the Pending file name Operations file 2, the software can not open to check the computer desktop right bottom corner of the server is in normal operation, if it is a set of networked systems, check the LAN Is it normal? 3, system connection computer communication often dropped most of the time appear in the 485 converter is connected to the computer via USB to COM port data line connection system reasons: some brands of computer motherboards do not have a 9-pin COM port, then most customers will Choose to buy USB to COM