Netgear R7800 / JTAG

[hnyman]

@alek

on the console (putty) after turning on the router various characters appear, such matrix;).

Matrix style of garbled output?

Sounds like you have wrong serial line speed.
115200 N 8 1

Netgear R7800 exploration (IPQ8065, QCA9984)

Advice on opening Netgear R7800 case and using the serial console The case bottom and cover are attached to each other pretty tightly, but the case can be opened once you figure out all necessary steps: The circuitboard is attached to a heatsink that is attached to the top cover. So the bottom panel (with sides) is the one to separate from the others. The heatsink is likely attached with a thermal paste or such (I never removed it). There are five screws (Torx T-10) on the bottom that need to …