How to install the dongle?

How to install the dongle?

General ledger problem Name: problem phenomenon: solution: the system uses encryption card to control encryption. Support USB Encryption Card / parallel port encryption card. Installation of parallel port dongle: when installing the parallel port dongle (non USB interface), the power supply of the host and printer must be turned off, the dongle must be inserted into the printing interface behind the host, and then the printer signal cable shall be connected to the dongle, and the bolt shall be tightened to fix the dongle. Install the USB interface "encryption box" and directly plug the "encryption box" into the USB interface behind the host. Note: after the system is installed, if you need to restart the Tradelink service by plugging in and out the USB "encryption box", or restart the computer, the service will restart automatically. Input date: March 1, 2005 patch number: - problem reason: - keyword: - Industry: - solution status: - last update time:-