The network communication status is indicated via LEDs on printers that do not have an LCD panel.
Network status light (a):
Mainly displays status of wireless connections
Network status light (b):
Mainly displays status of wired connections
Note:
Shapes of LED lights and buttons vary depending on the model.
If your printer supports wired connections only, the printer will not be equipped with the Network status light (a). The communication status will be indicated by the Network status light (b).