JRC JMR-92 Series Field Service Manual page 302

Step 2 Replace the brake control circuit.
Remove the cover on the left side (port side) and remove all the connectors that are connected
to the brake control circuit (CCB-655). Remove the four screws (M4) that are holding the mounting
plate and replace it by removing the existing one 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 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. After the countdown is completed, start transmission and check
that the radar image appears without error.
This completes brake control circuit replacement.
Chapter 4 Replacement procedure
Plate holding the brake control circuit (CCB-655)
(brake control circuit is behind the plate)
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