9.2 TROUBLE SHOOTING
9ņ12
9
y
yyyy
yyyy
Table 9-13 Circuit Block to be Repaired (JMA-5212-4/6/4HS/6HS)
Location Circuit Block Type Remarks
Scanner Motor with gear
7BDRD0048
㸨
DC brushless motor
Scanner Modulation circuit CME-363 Excluding Magnetron
Scanner Receiver NRG-610 Including CAE-529-1
Scanner Power supply circuit CBD-1783
Scanner Encoder CHT71A
Scanner Motor control power circuit CBD-1779
Scanner Performance monitor NJU-85
Processor Radar processing circuit CDC-1350
Processor DSP circuit (TT) NCA-877A
Processor Power supply terminal circuit unit NBD-866A
Processor AIS processing circuit NQA-2155
Operation panel unit Operation circuit CCK-979
Operation panel unit PS2 connector circuit CQC-1204
Display Brilliance control circuit CCK-970 Brilliance controller
NSK unit Gyro IF circuit CMJ-304E
"*" means revision, such as A, B and so on.
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