JMA-5208/HS 
JMA-5212-4/6 
JMA-5222-7/9 
JMA-5212-4HS/6HS 
 
 
 
 
 
SIMPLIFIED MANUAL 
 
 
 
 
 
1  INTRODUCTION ..................................................................................................S-1 
1.1  READ ME ....................................................................................................S-1 
2  BASIC OPERATION.............................................................................................S-2 
2.1  POWER ON AND START THE SYSTEM....................................................S-2 
2.2  END THE OPERATION AND POWER OFF................................................S-3 
2.3  ADJUST MONITOR BRILLIANCE [BRILL]................................................S-3 
2.4  CHANGE OBSERVATION RANGE [RANGE + / - ] ....................................S-4 
2.5  ADJUST GAIN [GAIN / PL] ........................................................................S-4 
2.6  SUPPRESS SEA CLUTTER [AUTO-SEA] .................................................S-4 
2.7  SUPPRESS RAIN / SNOW CLUTTER [AUTO-RAIN] ................................S-6 
2.8  USING ELECTRONIC BEARING LINE (EBL1 / EBL2)..............................S-7 
2.9  USING VARIABLE RANGE MARKER (VRM1 / VRM2) ...........................S-10 
2.10  SWITCH TRANSMITTER PULSE LENGTH [GAIN / PL] ....................... S-11 
2.11  SWITCH AZIMUTH DISPLAY MODE [AZI MODE] ................................. S-11 
2.12  SWITCH TRUE / RELATIVE MOTION DISPLAY MODE [TM / RM] .......S-12 
2.13  DISPLAY RADAR TRAILS [TRAILS] .....................................................S-13 
3  TARGET TRACKING OPERATION ...................................................................S-14 
3.1  ACQUIRING TARGET [ACQ] ...................................................................S-14 
3.2  DISPLAY TRACKED TARGET DATA [TGT DATA] ..................................S-14 
3.3  CANCELING TRACKED TARGETS [TGT CNCL]....................................S-15 
4  AIS OPERATION................................................................................................S-16 
4.1  SETTING AIS DISPLAY FUNCTION (AIS FUNCTION)............................S-16 
4.2  ACTIVATE AIS TARGETS (ACT AIS) .......................................................S-16 
4.3  DISPLAY ACTIVATED AIS TARGET DATA[TGT DATA] ..........................S-17 
4.4  DEACTIVATE AIS TARGETS (DEACT AIS) .............................................S-18 
5  TARGET TRACKING / AIS COMMON OPERATION .........................................S-19 
5.1  SETTING VECTORS (VECTOR)...............................................................S-19 
5.2  SETTING COLLISION DECISION CRITERIA (CPA / TCPA LIMIT) .........S-20 
6  OTHER CONTENTS ..........................................................................................S-21 
6.1  RESET ALARM BUZZER [ALARM ACK] ................................................S-21 
6.2  OPERATION ON NUMERIC VALUE INPUT MENU .................................S-21