JRC JMR-92 Series Field Service Manual page 499

Step 3 Remove the cover of the T/R control circuit and replace the circuit.
Remove the T/R control circuit board cover (Four M4 screws). Remove the cables connected to
the T/R control circuit board and then remove the supports (four 7 mm supports) and the screws
(three M4 screws) and replace the T/R control circuit board.
Set the DIP switch and jumper pins of the T/R control circuit board to suit the NTG-3225.
After replacing the T/R control circuit board, assemble the unit in the reverse order of the
disassembly procedure. Do not forget to tighten the bolts or screws, and make sure that the
cables are connected.
Loosen the four screws.
Remove the four screws.
4-279 Chapter 4 Replacement procedure