Modifica espansione di banda per ICOM IC-æ2AT

[RADIOMOD]

                            ICOM IC-æ2AT
                         
                            Expanded RF     
                 
     
1- Remove battery and antenna.
2- Remove 4 screws and open the radio.
3- Separate shield & top circuit board from bottom board.
4- Locate micriprocessor board.
5- Tack solder a 1N914 diode across Pin 20 & 27.
    or attach a chip diode 1SS196 as shown.
6- Reassemble the radio.
7- Reset the microprocessor (push and hold lamp and turn the power ON.

NOTE: This diode is placed across pin 20 & 27 of CPU. Drawing is not to Scale.           
      MICROPROCESSOR is under the pad (under shield).