HP Pavilion 14z-v000 CTO Notebook PC - Manual (Page 30)

2. Plug the other end of the network cable into a network wall jack (2) or router.
NOTE: If the network cable contains noise suppression circuitry (3), which prevents
interference from TV and radio reception, orient the circuitry end of the cable toward the
computer.
20 Chapter 3 Connecting to a network