JRC JMA-9922-6XA Instruction Manual page 129

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Clear Own Ship's Track Storage
Procedures
３
Exit
1 Repeat the procedures of changing storage time interval of
own ship up to step 1.
2 Click CLR ALL .
CLR ALL will be selected. When clearing all
the past track, click 1.YES to the question
"CLR ALL OK?". If 2.NO is clicked, all the
track will be cleared.
1 Click EXIT .
The Sub1 Menu will reappear.
2 Click EXIT .
The Sub1 Menu will be closed.
3-57
SUB1 MENU
TRACK
1.TRACK
OFF ON
2.INTERVAL TIME
1. 3min
3. CLR ALL
CLR ALL OK?
1. 2.
YES NO
EXIT
0．