JRC JMA-5206 Instruction Manual page 401

Adjust the PM pattern using the ten-key
or multi-function control so that its outer
edge is within 10 to 18 NM.
Exit 1 Press [RADAR MENU] key.
The menu will be closed.
• All target acquisitions by ATA functions will be cancelled when PM is ON.
Note:
The target acquisition cancelled will not be recovered.
• The radar image is suppressed to make the PM image easier to see.
Therefore, the PM Display should be turned OFF after PM check is completed.
PM Pattern
8─100
8.6 Setting
HL
10 to
18 NM
8