JRC JMA-9832-SA Instruction Manual page 20

5.9 DELETING UNWANTED TARGETS
Deleting Targets .........................................................................................................5-30
5.10 ARPA SETTING
Simulation ..................................................................................................................5-33
Gate Size ....................................................................................................................5-35
Test Video ..................................................................................................................5-37
6. TRUE AND FALSE ECHOES ON
DISPLAY
Radar Wave with the Holizon ......................................................................................6-1
Strength of Reflection from the Targets.......................................................................6-3
Sea Clutters ..................................................................................................................6-3
False Echoes.................................................................................................................6-3
Display of Radar Transponder (SART) .......................................................................6-6
7. MAINTENANCE
7.1 ROUTINE MAINTENANCE............................................................7-1
7.2 MAINTENANCE ON EACH UNIT
Scanner NKE-1079/1075/1059/1052 ...........................................................................7-2
Transmitter-receiver Unit NTG-3037/3027 .................................................................7-4
Display Unit NCD-4111 ..............................................................................................7-5
Coaxial Cable (JMA-9833-SA)....................................................................................7-5
Wave Guide (JMA-9823-7XA/9XA)...........................................................................7-6
8. COUNTERMEASURES FOR
TROUBLE AND ADJUSTMENT
8.1 FUNCTION CHECK .......................................................................8-1
8.2 TROUBLESHOOTING .................................................................8-16
8.3 COUNTERMEASURES TO TROUBLE .......................................8-17
8.4 REPLACEMENT OF MAJOR PARTS
Replacement of Magnetron (V1/V101/V201) ...........................................................8-24
Replacement of TRHPL (A202/A303) (JMA-9833-SA/9832-SA) ...........................8-24
Replacement of Diode Limiter (A203/A303)
(JMA-9823-7XA/9XA, JMA-9822-6XA/9XA) ........................................................8-24
Replacement of PIN Attenuator (A302)
(JMA-9823-7XA/9XA, JMA-9822-6XA/9XA) ........................................................8-24
Replacement of CRT (V1) .........................................................................................8-25
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