EXPANDED RF 24.5 MHz & 28.0 MHz Band
1. Remove Power cable and all other cables.
2. Remove 4 screws from the top cover.
3. Remove the top cover and the right and left panels.
4. Remove 4 screws from the power combiner unit and remove screen plate.
5. Locate Switch S01 on the CPU unit and set it to the off position. ( A small screwdriver can be used to reach the switch.)
6. Reassemble the unit.