JRC JMR-92 Series Field Service Manual page 866

Symptom
Sensor signals are not
displayed.
Auto sailing is disabled. The communication is not set
Cause
The communication is not set
correctly.
The power supply for the sensor
equipment is not turned on.
The connection with the sensor
equipment is abnormal.
The power supply for the SLC
(CMH-2370) is not turned on.
The internal wiring is faulty.
The display unit such as the SLC
(CMH-2370), AOC (CMJ-560), and
CCU (NDC-1590) is faulty.
correctly.
The Auto sailing function is not
operated correctly.
The power supply for the Auto
sailing unit is not turned on.
The connection with the Auto
sailing unit is faulty.
The power supply for the SLC
(CMH-2370) is not turned on.
The SLC (CMH-2370) is faulty.
The internal wiring is faulty.
The CCU (NDC-1590) is faulty.
7-43
Action
Set the communication correctly.
Turn on the power supply for the
sensor equipment.
Check the connection with the sensor
equipment.
Check that the LED of the
corresponding port in the SLC is lit
during data reception.
Turn on the power supply for the
SLC.
Make a request to the distributor for
repair.
Make a request to the distributor for
repair.
Set the communication correctly.
Operate Auto sailing correctly.
Turn on the power supply for the Auto
sailing unit.
Check the connection with the Auto
sailing unit.
Check that the LED of the
corresponding port in the SLC is lit
during data reception.
Turn on the power supply for the
SLC.
Make a request to the distributor for
repair.
Make a request to the distributor for
repair.
Make a request to the distributor for
repair.
Chapter 7 Troubleshooting