1. Unplug the power from the radio.
2. Open radio and locate the PLL CONT. UNIT.
3. Remove D701 and D702. Do not place in a jumper.
4. Locate Q712 (MC14028B), and break the connection to Pin 6. (Blue wire)
5. Connect pin 1 of Q711 (red wire ) to ground.
6. Reassemble radio
Note: Automatic repeater offset is lost.
TX Range 143.990 MHz - 149.000 MHz