20-13 Section 20 Failures and After-Sale Services
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Symptom Cause Action
Contact signals are not
output.
The power supply for the serial-LAN
interface circuit (CMH-2370) is not
turned on.
(Case where contact signal output
is acquired from the serial-LAN
interface circuit)
Turn on the power supply for the
serial-LAN interface circuit.
The serial-LAN interface circuit
(CMH-2370) is faulty.
(Case where contact signal output
is acquired from the serial-LAN
interface circuit)
Make a request to the distributor for
repair.
The internal wiring is faulty.
Make a request to the distributor for
repair.
The central control unit (NDC-1590)
is faulty.
Make a request to the distributor for
repair.
If the power supply is
turned off, the track data is
cleared without being
stored.
The central control unit (NDC-1590)
is faulty.
Make a request to the distributor for
repair.
UPS does not function. The connection with UPS is faulty. Check the connection with UPS.
UPS is not set correctly. Set UPS correctly.
The UPS battery is extremely
depleted.
Replace the battery.
[Note]
At the battery replacement, make a
request for the work to the
specialized service staff. During the
replacement, turn off the
corresponding power supply
breaker in the ship. Otherwise, an
unexpected accident may occur.
The internal wiring is faulty.
Make a request to the distributor for
repair.
UPS is faulty.
Make a request to the distributor for
repair.