Problem/Question
How to connect CL4NX Plus to 802.11 Wi-Fi Network
Applicable To
CL4NX Plus/CL6NX Plus printers.
Resolution/Answer
Prerequisite: The SATO CL4NX Plus Wi-Fi option must be installed in the printer to be able to configure interface. Once WLAN kit is installed, the Ethernet LAN interface will be disabled. All other interfaces will be
available for data communication. For full details on CL4NX Plus Wi-Fi information, please refer to the CL4NX Plus Operator’s Manual available on this link.
This document is to provide basic instruction connecting SATO CL4NX Plus to 802.11 Wi-Fi Network. You will need to have necessary information regarding the specific configuration requirements to connect to Wi-Fi via Infrastructure Mode in order to input information into applicable Wi-Fi interface settings.
After installing the 802.11 WLAN interface (or it was factory installed), you will need to configure the wireless network settings in order to connect wirelessly to either Ad-hoc (peer-to-peer) or Infrastructure (SSID) mode. The instructions below are to demonstrate the steps to configure CL4NX Plus Wi-Fi via Infrastructure Mode.
1) Place CL4NX Plus printer OFFLINE and press 
ENTER to access Settings Menu
Figure 1: With printer Offline, access the Settings menu by pressing ENTER button on keypad. Note the Wi-Fi signal strength icon in the status line on LCD indicating the 802.11 Wi-Fi option is installed but not connected (grayed out).
2) In the Settings Menu, navigate selection to Interface menu and press ENTER
Figure 2: Use directional arrows on keypad to navigate to Interface Menu icon and press ENTER button on keypad.
3) In the Interface Menu, select Network in menu and press ENTER to configure network settings.
Figure 3: Select Network in menu using navigational buttons and press ENTER button on keypad.
4) In the Network menu, select Settings and press ENTER
Figure 4: Select Settings from menu and press ENTER button on keypad.
5) Select Wi-Fi in menu and press ENTER to configure Wi-Fi settings
Figure 5: Select Wi-Fi from menu using navigational buttons and press ENTER button on keypad.
6) In the Wi-Fi menu, select Mode and press ENTER to change to Infrastructure and press button.
Figure 6: Select Mode from menu using navigational buttons and press
button on keypad to then choose Infrastructure
– Press the button to save selection.
7) Back on Wi-Fi menu, press button to save selection or press 
(back) button and you will be prompted to save changes.
Figure 7: After making selection for Infrastructure Mode, press the button to save setting or if you press the back button, you will be prompted to save changes
Once setting has been saved, it is recommended to power cycle printer off/on to initialize the Wi-Fi
interface with configuration change.
8) After restarting CL4NX, navigate back to Wi-Fi menu (steps 1-5) and select SSID from Wi-Fi menu and press ENTER button.
Figure 8: The screen shows the Wi-Fi network detected by the product.
Select the name of the Wi-Fi network you want to connect using the 
/ 
buttons and press the button to confirm.
Figure 9: To register a Wi-Fi network manually, press the button and enter the name of the network. You can enter a maximum of 32 characters. Alphabets (capital and small letters), numbers and symbols can be used.
9) After making SSID selection, if there are any WLAN security protocols (WEP/WPA/WPA2, etc), you will need to provide the necessary information for the security protocols for WLAN. The CL4NX should indicate security protocol being used (and you can highlight and press ENTER to change selection) as well as allow you to input key information to connect to SSID.
Figure 10: Select Security to see what encryption method is being used to connect to secure SSID – Press ENTER to confirm security protocol.
10) With the appropriate Security protocol selected for the SSID, you will need to configure the encryption being used for the security protocol. In the example below, it will be using WPA2 to authenticate to SSID. Select WPA Conf. from Wi-Fi menu and press ENTER.
Figure 11: Select WPA Conf. from Wi-Fi menu and press ENTER to configure selected Security protocol settings.
11) In the WPA Conf. menu, chose the WPA Authentication method and highlight PSK to enter key
information – use the DELETE key to erase any prefilled values and the navigation keys to highlight appropriate character to complete the passphrase/key for the SSID and press ü button to save.
Figure 12: Once you’ve chosen appropriate security protocol parameters, you can use the LCD panel to enter the passphrase using the navigational buttons to select characters and press ENTER key to input selected character. You can toggle from lowercase to Uppercase characters by choosing the Shift button, numeric characters by choosing the 123 button or special characters by choosing the [@!?] button. Once you have entered the correct characters, press the button to save and return to the WPA Conf. menu.
12) Press (back) button to return to the Wi-Fi menu and press button to save Wi-Fi configuration settings. If all information was correctly entered, you should see the Wi-Fi signal strength indicator illuminate In the Status line on LCD (figure 12).
Figure 13: LCD panel showing WLAN icon and signal strength
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