How can I defeat the tone control on the SCM262 mixer?
To perform this modification, you will require a parts layout of the circuit board and a test point layout of the circuit board; contact Shure Applications Engineering.
Right channel tone control defeat:
Remove R714 and solder into the R735 location
Jumper test point I232 to test point I234
Jumper test point I227 to test point I230
Left channel tone control defeat:
Remove R715 and solder into the R737 location
Jumper test point I233 to test point I243
Jumper test point I226 to test point I252