Koden MDC-2200 series, Installation Manual

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MDC-2200/2500 Series Chapter 6 Troubleshooting and on-board repair
0092625002-07 6-3
6.2.1.2 Alarm display list
Table 6.2 Alarm list
Error location Error status Cause
Alarm 1 Detection Target entered in (left from) the Alarm 1 zone.
Stabilization
Changed to sea
stabilization.
Please confirm heading,
speed, set, drift, and
COG/SOG input.
Speed over ground failed to be input under use of
ground stabilization. This appears when error has
occurred in a sensor of speed over ground such as
GPS, or when depth becomes too large to input a
speed over ground by Doppler log.
Display mode
Changed to head up mode,
Please confirm heading,
and speed input.
Heading related signals such as HDT, HDG, HDM,
VTG, RMC, RMA cannot be input in display mode
except H-UP.
Bearing
Changed to relative
bearing. Please confirm
heading input.
Heading related signals such as HDT, HDG, HDM,
VTG, RMC, RMA can not be input in EBL true
bearing mode.
Vector
Changed to relative.
Please confirm heading
input.
Heading related signals such as HDT, HDG, HDM,
VTG, RMC, RMA cannot be input in EPA/ATA [True]
vector mode.
Chart
No own ship information.
Please confirm heading,
and latitude/longitude input.
Heading, speed and latitude/longitude signal cannot
be input during chart display.
ATA/EPA
CPA/TCPA Both CPA/TCPA values of a tracked target dipped
from specified CPA/TCPA value.
Guard zone Tracked target entered into guard zone.
Lost target ATA tracked target is lost.
EPA target is not updated. Second mark is not applied during EPA.
NAVE LINE
NAVE LINE is crossed. Own ship crossed specified NAVE LINE.
Alarm 2
Detect Target entered into (left from) Alarm 2 zone.
AIS
CPA/TCPA Both CPA/TCPA values of AIS target dipped from
specified CPA/TCPA alarm value.
ALR 1
TX malfunction
Malfunction of AIS transmitter
ALR 2
Antenna VSWR
exceeds limit
Deviation of VSWR of AIS antenna is too much.