9.2 Trouble Shooting
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Table 9-13 Circuit Block to be Repaired (JMA-5322-7/9/6HS)
Location Circuit Block Type Remarks
Scanner unit Motor 7BDRD0044* DC brushless motor (normal speed)
Scanner unit Motor 7BDRD0045* DC brushless motor (high speed)
Scanner unit Motor control power circuit CBD-1779
Scanner unit Encoder CHT-71A
Scanner unit Brake circuit CFA-257
Scanner unit Fan (B201/B202) 7BFRD0002*
Scanner unit Performance Monitor NJU-85
Scanner unit Modulator unit NMA-550-1
Including CPA-264
Including CMB-404
Including CFR-229
Excluding Magnetron
Scanner unit Modulator circuit CPA-264
Scanner unit Receiver unit NRG-162A Including CMA-866A
Scanner unit T/R control circuit CMC-1205R
Scanner unit Power supply circuit CBD-1682A
Process unit Radar process circuit CDC-1332
Process unit ARPA process circuit NCA-877WA
Process unit ATA process circuit NCA-877A
Process unit AIS process circuit NQA-2103
Process unit GYRO interface circuit CMJ-304E
Process unit Terminal board CQD-1937A
Process unit I/F circuit NQA-2123
Process unit Power supply circuit NBD-818A
Process unit Fan 7BFRD0005*
Operation unit Operation circuit CCK-979
Operation unit Interface circuit CQC-1204
Operation unit Trackball CCK-1000
LCD Monitor Bezel kit MPBC43590* for radar
LCD Monitor Brower circuit CBP-173A
LCD Monitor Interface circuit CMH-2227
LCD Monitor Inverter circuit CBF-38
LCD Monitor Brilliance control circuit CCK-989
LCD Monitor LCD Panel CML-771
9
"*" means revision, such as A, B and so on.
9-10
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