JRC JMA-5212-4/6 Service Manual

3-3
3.1.4. NKE-2254 (JMA-5222-7/9)
Location Circuit Block Type Remarks
Scanner unit Motor with gear 7BDRD0044A
DC brushless motor
(ordinary speed)
Scanner unit Motor with gear 7BDRD0045A
DC brushless motor
(high speed)
Scanner unit Modulator NMA-550
CPA-264 included
CMB-404 included
CRF-229 included
Magnetron not included
Scanner unit Modulation circuit CPA-264
Scanner unit Receiver NRG-162A CMA-866A included
Scanner unit Power circuit CBD-1682A
Scanner unit Encoder CHT-71A
Scanner unit T/R control circuit CMC-1205R
Scanner unit
Motor control power
circuit
CBD-1779
Scanner unit Heater control circuit CHG-216 Optional (100 VAC)
Scanner unit Fan 7BFRD0002
Scanner unit Performance monitor NJU-85
3.1.5. NCD-4380
Location Circuit Block Type Remarks
Processor unit
Radar processing
circuit
CDC-1350
Processor unit
Ordinary target tracking
circuit
NCA-877A Optional
Processor unit AIS processing circuit NQA-2155 Optional
Processor unit Power circuit NBD-866A
Operation unit Operation circuit CCK-979
Operation unit PS2 connector circuit CQC-1204
Operation unit Trackball CCK-1000
Display unit Brilliance control circuit CCK-970

JRC JMA-5212-4/6 Specifications

General

Brand	JRC
Model	JMA-5212-4/6
Category	Marine Radar
Language	English