EXPANDED RF M/C
1 Disconnect the power and antenna.
2. Remove the 4 screws from the back panel.
3. Carefully lift the front panel from the radio. Do not disconnect the flex cables.
4. CUT Jumpers J1 and J2.
5. Reassemble the radio.
6. RESET the CPU. (Press and hold [F] & [ENTER] and turn power on)