4. Operation
4-32
4.12 Alert Control
Over view
This section describes the types, displays, and settings of each alert.
JFE-400/700 Echo Sounder displays alerts in accordance with IEC62923 Ed.1.0.
Alert priority is defined as three types according to its priority and severity as shown in the table below.
Priority Description Display Color Sound Display Status
Alarm An alert indicating a state asking sailors to pay immediate
attention and take immediate action.
Red Present
(repetitive)
Before acknowledgement: Blinking
After acknowledgement: Lighting
Warning An alert indicating that the state has changed, which although
not immediately dangerous, but may become so in the near
future if no action is taken. Warnings are alerts displayed for
preventing possible future hazardous states.
Orange Present
(Once)
Before acknowledgement: Blinking
After acknowledgement: Lighting
Caution Although these are neither alarms nor warnings, these alerts
indicate that it is necessary to pay more than normal attention
to cautions, statuses, or to the supplied information.
Yellow No Sound Only Lighting
In addition, each alert is categorized as follows according to IEC62923-1:
Category A: alert for which graphical information at the task station directly assigned to the function generating
the alert is necessary, as decision support for the evaluation of the alert related condition
Category B: alert where no additional information for decision support is necessary besides the information
which can be presented at the CAM(central alert management) system.
List of generating alert
The following alerts are generated on JFE-400/700 Echo Sounder
No. Name Detail information
on screen
Alert
ID
Alert
instance
Priority Category Responsibility
Transfer
Escalation Backup
Navigator
Call
1 DEPTH ALERT FWD depth, take grounding
avoidance
3031 1 Alarm A No N/A Yes
2 DEPTH ALERT AFT depth, take grounding
avoidance
3031 2 Alarm A No N/A Yes
3 LOST DEPTH FWD lost bottom,
check chart
10352 1 Warning B Yes warning to
warning
No
4 LOST DEPTH AFT lost bottom,
check chart
10352 2 Warning B Yes warning to
warning
No
5 NO PAPER No paper of printer 10356 - Caution B N/A N/A No
6 LOST PRINTER Discommunication
with printer
10359 - Caution B N/A N/A No
7 WEAK ECHO TX/F FWD transmission
level down
10363 1 Caution B N/A N/A No
8 WEAK ECHO TX/A AFT transmission
level down
10363 2 Caution B N/A N/A No
9 WEAK ECHO RX/F FWD receive
sensitivity down
10365 1 Caution B N/A N/A No
10 WEAK ECHO RX/A AFT receive
sensitivity down
10365 2 Caution B N/A N/A No
11 LOST PROCESSOR Processor com fail,
check LAN cable
10353 - Warning
B Yes warning to
warning
No
12 LOG MEMORY FAIL Cannot log Depth 10362 - Caution B N/A N/A No
*The Transducer alerts related to FWD and AFT are generated depending on the installation position and
number of installations about Transducer.
* Backup Navigator Call function are available when connected to the BNWAS (Bridge Navigational Alarm
System).
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