COUNTERMEASURES FOR TROUBLE AND ADJUSTMENT
8.1 ROUTINE MAINTENANCE  ....................................................................8-1
8.2 MAINTENANCE ON EACH UNIT ...........................................................8-2
8.2.1 Scanner Unit  NKE-1125/1129/1130/1139/2103/2254 ....................8-2
8.2.2 Flexible wave guide (JMA-9123-7XA/9XA) ....................................8-4
8.2.3 Coaxial Cable (JMA-9133-SA) ........................................................8-4
8.2.4 Transmitter Receiver Unit  (NTG-3225/3230)  ................................8-5
8.2.5 Display Unit  (NCD-4990) ................................................................8-5
8.3 PERFORMANCE CHECK  ......................................................................8-6
8.3.1  Check Performance on Test Menu  ...............................................8-7
8.3.1.1 Self-diagnosis function (Self Test) ............................................8-7
8.3.1.2 Monitor Test  ................................................................................8-9
8.3.1.3 Operation Unit Test  (Keyboard Test)  .......................................8-9
8.3.1.4 Check of the Performance Monitor  (MON Display) ...............8-10
8.3.1.5 System Alarm Log display  .......................................................8-12
8.3.1.6 System Information  ..................................................................8-12
8.3.1.7 Magnetron Current ....................................................................8-12
8.4 REPLACEMENT OF MAJOR PARTS ..................................................8-13
SECTION 8
COUNTERMEASURES FOR TROUBLE
AND ADJUSTMENT