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.

Portable cash register from the MX range, with a non-slip base and a Romanian-language keyboard. The modem type is checked for the delivered variant.
Micro USB is separate from RS-232 ports with a mini USB form factor. No physical Ethernet port is documented on this model.
Use Micro USB for the USB connection or the serial cable for the RS-232 port with a mini USB-shaped connector. The two types of port do not use the same cable.
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. Configure the appropriate Datecs profile and the confirmed connection in FiscalNET; for serial/USB, use the identified COM port and the device parameters.
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 Choose the profile that matches the model. For USB, select the device or the virtual COM port created by the driver; enter the speed only when the profile requires it. For RS-232, enter the COM port and the device speed. The values shown 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 enter the device parameters. For 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.
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.