Sperry Marine NAVIKNOT 600 SD, Руководство по эксплуатации, установке и обслуживанию

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056353/J NAVIKNOT 600 SD
3-28 Alert Codes and Messages
3.7 Alert Codes and Messages
Alerts (ALR/ACK)
Table 3-1:
NAVIKNOT 600 SD alerts
(ALR/ACK
Note If NMEA messages ALR/ACK are selected for alert management,
the NAVIKNOT alerts have no IEC standard categorization.
Alert
ID Alert
Type Alert Message Cause Corrective Action
none A WAITING FOR
MAIN UNIT
(shown on
startup screen) Communica-
tion between
electronics unit
and CDU(s)
could not be
established Check operation of
the electronics unit;
Check cabling
between CDU and
electronics unit.
If error persists,
power down the
system and call ser-
vice.
001 A LOSS OF GPS GPS receivers
track less than
five common
satellites (errors
002 and 003
arise as GPS is
the only hdg.
source availa-
ble for the satel-
lite PCB) Check that both
antennas have a
clear view of the
sky; check cabling
between antennas
and satellite PCB
002 A SEL SRC INVA-
LID
003 A NO VALID SRC
020 A CDU SW
UPDATE
REQUIRED Software mis-
match of CDU Update CDU soft-
ware.
030 A GPS TIMEOUT Communica-
tion lost
between satel-
lite and process-
ing PCBs Check internal
cabling between
satellite and pro-
cessing PCBs;
check that satellite
PCB is operating
(power is on and
internal 100 Hz
clock is generated).
031 A COG/SOG
TIMEOUT Loss of GPS
speed data, (no
VTG message). Not enough satel-
lites in view.
Check cabling of
satellite antenna
unit. Satellite
antenna unit is
defective, if error
persists. Power
down the system.
Contact Sperry
Marine service.