The HPNA light is only on if a device is using that connection, usually a STB connected via coax (can be over twisted pair in rare situations like apartments). It sounds like your setup uses ethernet which would not turn on the HPNA light.
The previous scene is an excerpt from Brain on Fire: My Month of Madness, and just one of many hallucinations Susannah Cahalan experienced in 2009 during her month-long hospital stay, in which she was diagnosed with a rare neurological autoimmune disease, known as anti-NMDA receptor encephalitis.
Louella had tried quitting before, so it wasn't because of nicotine withdrawal, not this kind of anger.. Jim had a massive heart attack while Louella was on Chantix, which of course added major stress to their lives. Instead of my wife of 16 years being there for me, it was like my attack was an offense to her, says Jim. It was horrific; she was completely loony.. Louella stopped taking Chantix during Jim's recovery, but for the next five or six months, she also suffered cardiac problems.