1 Disconnect the power and antenna.
2. Remove the top and bottom covers from the radio.
3. Remove the four screws from the speaker mounting and the top panel Assembly.
4. Swing the assembly away and unplug the Red/Black battery leads from the Digital unit X54-1680-00.
5. Solder wires between the following locations:
IC21 Pin 12 to IC11 Pin 9 IC22 Pin 12 to IC12 Pin 9 IC23 Pin 12 to IC24 Pin 8 Tack-solder on the component side of the board is OK 5. Reassemble the radio.