Maintenance And Inspection - JRC JMA-5212-4/6 User Manual

MAINTENANCE AND INSPECTION

8.1 ROUTINE MAINTENANCE ................................................. 8-1
8.2 MAINTENANCE ON EACH UNIT........................................ 8-2
8.2.1 Scanner Unit NKE-2103/2254...................................... 8-2
8.2.2 Display Unit NCD-4380................................................ 8-5
8.3 PERFORMANCE CHECK ................................................... 8-6
8.3.1 TEST MENU .................................................................. 8-7
8.3.1.1 Self-diagnosis function .................................... 8-8
8.3.1.2 Monitor Test..................................................... 8-10
8.3.1.3 Operation Panel Test .......................................8-11
8.3.1.4 MON Display.................................................... 8-13
8.3.1.5 Alarm Logging................................................. 8-14
8.3.1.6 System INFO.................................................... 8-17
8.3.1.7 MAGI................................................................. 8-18
8.3.2 Line Monitor ............................................................... 8-19
8.3.3 GPS Reception Status Display (GPS Status) .......... 8-21
8.4 REPLACEMENT OF MAJOR PARTS............................... 8-23
8.4.1 Parts Required for Periodic Replacement .............. 8-25
8.4.2 Replacement of magnetron ...................................... 8-25
8.4.3 Motor Replacement ................................................... 8-31
8.4.4 Replacement of Diode Limiter (A303)
(JMA-5212-4/6, 5222-7/9) ............................................ 8-37
8.4.5 Replacement of Backup Battery................................ 8-38
SECTION 8