SN-S-Series-220 and SN-S-Series-320 models
Depending on the license, the SN-S-Series platform (physical appliance) may either be an SN-S-Series-220 or SN-S-Series-320 model. 
Temporary licenses correspond to the SN-S-Series-220 model by default. A license must be installed in order to upgrade to an SN-S-Series-320 model. For further information on upgrading licenses, refer to the section Updating the license.
The SN-S-Series firewall is fanless. The product comes with an external power adapter.
Front panel: LEDs
                                                                     
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                                                                     1 OUT interface 
                                                                    2 IN interface 
  1 Online LED (green) 2 Status LED (green) 3 Power 2 LED (yellow) 4 Power 1 LED (yellow) | 
                                                            
Connectors
                                                                     
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The connectors on the SN-S-Series model are located on the front and rear panels.
| 1 | This is the slot for the SD card*. | 
| 2 | Two mains sockets to be screwed in for redundant power supplies. Plugging in a mains adapter automatically starts this product. | 
| 3 | The USB-C port makes it possible to access the product in console mode**; the user can connect to the firewall directly from a computer. The default baud rate on this model is 115200 baud (8N1). | 
| 4 | Two USB 3.0 ports that can be used for secure configurations or upgrades. You may also plug in a USB key, USB keyboard or approved USB modem. | 
The SN-S-Series model holds 8 Gigabit Ethernet interfaces.
| 5 | The first zone is the EXTERNAL (OUT) interface, in external mode by default. It makes up the zone that is needed for connecting to the internet. | 
| 6 | The second zone is the INTERNAL (IN) interface. | 
| 7 | This is the button for resetting the appliance to its factory settings (defaultconfig). | 
* The recommended type of micro SD card is at least Class 10 (C10) UHS Class 1 (U1) or App Performance 2 (A2). The memory card must be in SDHC or SDXC standard. Only adapters provided with the card must be used. The maximum memory size supported is 2 TB. 
Stormshield recommends the use of high-endurance/industrial cards or preferably, those that have a built-in MLC flash chip developed by major brands (e.g., SanDisk, Western Digital, Innodisk, Transcend, etc.) and with at least 32 GB. 
* This connection in console mode requires the installation of a third party driver. Depending on your operating system, you can download a driver from: https://documentation.stormshield.eu/SNS/PL23XX-driver
                                                                
