JRC JMR-92 Series Field Service Manual page 279

Step 4 Replace the brake control circuit.
Remove all the connectors that are connected to the brake control circuit (CCB-656). Remove
the four screws (M4) from the plate on which the brake control circuit is held and replace it
together with the plate. After replacing the brake control circuit, reassemble the unit by following
the disassembly procedure in the reverse order. Do not forget to tighten the bolts or screws, and
make sure that the cables are connected.
Step 5 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. After the countdown is completed, start transmission and check
that the radar image appears without error.
This completes brake control circuit replacement.
4-59
Brake control circuit that is
mounted on the plate
(CCB-656)
Chapter 4 Replacement procedure