Impedance Switch
Install the Switch oriented as shown. Looks like terminals need a bit of scotch bright.
Note Depth Mod yellow wire tied to 4 Ohm Tap (red wire). Wrestle these into place and solder as you go.
Impedance & Slave All Wired up. Resistor will run to the 8 Ohm Tap and Depth to 4 Ohm.
