See diagram PDF below.
SAW #1 is the TX SAW—good to have, but not strictly necessary for basic testing
SAW#2 is the post-LNA SAW—ditto
SAW#3 is the pre-LNA SAW—needed to limit the front-end bandwidth
To jumper over the SAW, remove it and place a piece of wire or 0603-sized zero ohm resistor across the two center pads, like this:
RPi BF SAWs.pdf (102.6 KB)