Also these two pics are different:
http://www.xtremesystems.org/forums/...430#post191430

http://www.xtremesystems.org/forums/...444#post190444

I assume GND is both sides of the FSB_sence1 signal pin. I am sorted with some conductive paint. I got the CW pen just waiting for my NF7-S v2.0 to replace the 8RDA+ 1.0.