JRC JMR-92 Series Field Service Manual page 443

Step 2 Replace the radar processor unit.
The radar processor unit is installed on the starboard side. Remove all the connectors that are
connected to the radar processor unit. Remove the four screws that are holding the radar
processor unit and replace it. Connect the radar processor unit following the disassembly
procedure in the reverse order and close the cover. Finally, set the safety switch to On and check
the operation. This completes the radar processor unit replacement.
Radar processor
Starboard side
右舷側
Step 3 Operation check
After completing the replacement work, turn on the safety switch and check operation by
following the procedure below.
(1) Turn On the Display unit. Start transmission and check that the radar image appears
without error.
This completes radar processor unit replacement.
信号処理部
4-223
固定ネジ
Remove four
screws
（4 箇所）
Chapter 4 Replacement procedure