User's Manual

Chapter 9 Simple fault diagnosis MDC-7000P/7900P Series
0093169006-05E 9-14
OPERATION NOTE
MESSAGE
Operation note
Operation note display may appear at the lower right of the radar display as shown in below when an
operation error has been detected in the device.
When operation note display actually appears and there is something wrong with radar operation.
Type of Operation note
Contents Cause
Tracked target full. Acquired tracked target beyond the maximum
tracking number.
Tracked target no data. Deleted tracked target as there were no tracked
targets.
Tracked target out of range. Acquired tracked target beyond operating
distance set for targets.
Pre heating. Operated transmission key during pre-heating
countdown.
No HDG, LAT/LON signal. As signals of ship’s bearing, latitude/longitude
had not been input, functions that need those
signals have been disabled.
No HDG signal. As signals of ship’s bearing had not been input,
functions that need ship’s bearing signal were
disabled.
No SPD signal. As speed signal had not been input, functions
that needs speed signal were disabled.
Map data full. More than the specified number of COAST
LINE, NAV LINE, ROUTE, EVENT MKR and
AREA tried to attempt to register in map
function.
Cursor off. Cursor is not displayed.
Inter-switch changed the mode. During inter-switch connection, one Display unit
switched over inter-switch mode.
3 short audible signals, and after 5sec. this
message will disappear.