JRC JMA-9922-6XA Instruction Manual page 21

8.2 TROUBLESHOOTING ....................................................................8-13
8.3 COUNTERMEASURES TO TROUBLE ........................................8-14
8.4 REPLACEMNT OF MAJOR PARTS ..............................................8-20
• ¡ Replacement of Magnetron (V1/V201) .....................................8-21
• ¡ Replacement to TRHPL
(A202/A203)(JMA-9933-SA/9932-SA) .......................................8-21
• ¡ Replacement of Diode Limiter(A203)
(JMA-9923-7XA/9XA, JMA-9922-6XA/9XA)................................8-20
• ¡ Replacement of PIN Attenuator(A302)
(JMA-9923-7XA/9XA, JMA-9922-6XA/9XA)...............................8-21
• ¡ Replacement of the Liquid-Crystal Monitor ............................8-22
8.5 ADJUSTMENT .................................................................................8-23
• ¡ Tuning Adjustment ......................................................................8-24
• ¡ Bearing Adjustment ....................................................................8-25
• ¡ Range Adjustment .......................................................................8-26
• ¡ Antenna Height Adjustment ......................................................8-27
• ¡ Vector Constant ...........................................................................8-28
• ¡ Quantization Level .......................................................................8-29
• ¡ Adjustment of NSK Unit to Gyro Compass and Log .............8-30
• ¡ Main Bang Suppression Adjustment .......................................8-32
8.6 SETTING ...........................................................................................8-34
• ¡ True Bearing Setting ...................................................................8-34
• ¡ Ship Speed Setting ......................................................................8-35
• ¡ Navigation Equipment Setting ..................................................8-37
• ¡ Current Correction(SET/DRIFT) Setting ...................................8-38
• ¡ Time/Day Display Setting ...........................................................8-40
• ¡ Adjustment of Performance Monitor(NJU-63/64) ...................8-42
• ¡ Adjustment of Inter switch...........................................................8-44
9. AFTER-SALES SERVICE
• ¡ When you Request for Repair ..................................................... 9-1
• ¡ Recommended Maintenance ....................................................... 9-1
• ¡ Radar Failure Check List .............................................................. 9-2
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