The USB device does not appear
Check the power supply, the data cable and the USB driver. If the driver creates a virtual COM port, check it in Device Manager.
Connection interfaces, device preparation, and configuration in FiscalNET.

MX Generation for counter use: LAN connectivity, Romanian keyboard, and support for connecting a Datecs PIN pad.
DP-25 MX uses micro USB for the USB connection, as per the manual. For serial or LAN, identify the PC port and use the cable appropriate for the MX variant.
Install the Datecs/DUDE components required by the FiscalNET version and the USB driver appropriate for the operating system. For a USB or serial adapter, identify the COM port in Device Manager.
In menu 4 Programming, open 13 Configuration → 5 Communication → 2 PC Connection. Select the interface actually used and note the communication speed, if relevant for that connection.
Return to the main menu and select 6 PC Connection. In FiscalNET, configure the appropriate Datecs profile, then the COM port and speed, or the IP address/port for a LAN connection supported by the model.
Read the device status and check that there is no error or receipt left open. Close the configuration utilities before using the FiscalNET sales application.
The screenshots show the application menus, not a connection tested with every model. Use your device’s parameters; on Android, confirm the supported profile and interface for the installed model.
Open Fiscal Equipment → Cash Registers and tap + Add. Select Manual to complete the device profile and parameters. If the device already exists in the list, open its configuration.
Enlarge image Select the profile that matches the model. For USB, select the device or the virtual COM port created by the driver; enter the baud rate only when the profile requires it. For RS-232, enter the COM port and the device speed. For the documented network, enter the IP address and the port of the device. The values in the screenshot are examples.
Enlarge image Use Test Connection and check the device’s identification and status. Save the configuration after a correct response.
If the device is not respondingIn FiscalNET, open Case de marcat and tap +.
Enlarge image Select Manual to complete the profile and parameters. The test AMEF is a virtual device.
Enlarge image Select the supported profile for the model and open the connection field.
Enlarge image Select the interface supported by the profile and fill in the device parameters. For the network, use the configured IP address and port. Under USB, select the device detected on Android.
Enlarge image Use Test Connection and check the device’s identification and status. Save the configuration after a correct response.
If the device is not respondingDo you use FiscalNET V2? View the V2 configuration with images
Check the power supply, the data cable and the USB driver. If the driver creates a virtual COM port, check it in Device Manager.
Check the operating mode and the device profile. For USB, check the device or the virtual port assigned by the driver. For RS-232, compare the COM port and the baud rate. For the network, compare the IP address and the communication port.
Close the other programs that are using the device. After an interruption, check the status of the receipt before resending.
Send the device model, the connection used, the FiscalNET version, and the error message.
Download FiscalNet and configure your equipment.