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Marine Radar
JMA-5212-6
JRC JMA-5212-6 User Manual
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49

Step 3: Remove the motor unit.
The motor unit is fixed with
4 upset head bolts with washer (M4X12SUS_SW_W).
Remove the upset head bolts t
o remove the motor unit.

1
Replace the motor
.
The motor is fixed with 2 screws with washer (M3X6Bs_SW).
Step 4: Remove 2 screws.



Step 5: Remove the moto
r for replacement.
Motor
Assy
.
449
451
Table of Contents
Preface
7
Before Operation
8
Precautions
9
The Mounting Point of the Warning Label
18
Equipment Appearance
22
Table of Contents
25
Glossary
34
General and Equipment Composition
43
Functions
44
Function of this System
44
Features
45
Configuration
47
Exterior Drawings
49
General System Diagrams
61
Screen Display and Operation Panel
67
Example of Display
68
Names and Functions of Control Panel Keys
69
Functions of Software Buttons
74
Functions of Software Buttons
75
Software Buttons for Area 1 (Top-Left Corner of the Radar Display)
75
Software Buttons for Area 2 (Bottom-Left Corner of the Radar Display)
77
Software Buttons for Area 3 (Top-Right Corner of the Radar Display)
79
Software Buttons for Area 4 (Bottom-Right Corner of the Radar Display)
81
Software Buttons for Area 5 (Own Ship Information Area) (Right Side of the Radar Display)
82
Software Buttons for Area 6 (Other Ship Information Area) (Right Side of the Radar Display)
83
Software Buttons for Area 7 (Panel Display Area) (Right Side of the Radar Display)
86
Software Buttons for Area 8 (Operation and Message Area) (Right Side of the Radar Display)
87
Basic Operation
89
Flow Operation
90
Power on and Start the System
91
Observe and Adjust Video
92
Acquire and Measure Data
93
Display and Measure with Reference to CCRP
93
End the Operation and Stop the System
94
Menu Composition
95
Overview of Menu Structure
95
Basic Menu Operation
96
Preparation
98
Adjust Display Brilliance [BRILL]
98
Adjust Contrast
98
Adjust Operation Panel Brilliance [PANEL]
99
Switch Day/Night Mode [DAY/NIGHT]
99
Adjust Brilliance of Information on Radar Display (Brilliance Setting)
100
Adjust Sound Volume (Buzzer Volume)
101
Reset Alarm Buzzer [ALARM ACK]
101
Set Display Color
102
Basic Operations
104
Start Transmission [TX/PRF]
104
Stop Transmission [STBY]
104
Change Range (Observation Range Scale) [RANGE+/-]
104
Tune
105
Control Sensitivity [GAIN/PL]
106
Suppress Sea Clutter [AUTO-SEA]
107
Suppress Rain/Snow Clutter [AUTO-RAIN]
109
Reject Radar Interference [IR]
111
Hide/Display Range Rings (RINGS)
112
Hide Ship's Heading Line (HL OFF)
112
Hide Graphics Information on Radar Display (Graphic Display)
113
General Operations
114
Move Cross Cursor Mark by Trackball
114
Use Ebls (Electronic Bearing Lines) [EBL1/2]
115
Set EBL Operation (EBL1 /2 Setting)
118
Display Variable Range Markers [VRM1/VRM2]
121
Display Parallel Cursors (Parallel Cursor)
123
Display Parallel Index Lines (Parallel Index Line)
130
Switch Bearing Display Mode [AZI MODE]
137
Switch True/Relative Motion Display Mode [TM/RM]
138
Move Own Ship's Display Position [OFF CENT]
139
Display Radar Trails (Other Ships' Trails) [TRAILS]
140
Switch Pulse Length (GAIN/PL)
143
Expand Targets (Target Enhance)
144
Use Video Process (Process)
145
Zoom
146
Use Marker [MOB]
147
Marking [MARK]
148
Operate EBL Maneuver Function (EBL Maneuver)
149
Operate Multi-Function Control [MULTI]
151
Operate User Key Switches [User Key 1/2]
153
Automatic Acquisition
155
Radar Alarm (Radar Alarm)
158
Use Own Ship's Track Data (Own Track)
163
Display Own Ship's Track (Display Own Track)
163
Set Own Ship's Track Data Storage Interval (Own Track Interval)
165
Cancel Storing of Own Ship's Track Data (Own Track Memory)
166
Clear Own Ship's Track Data (Clear Own Track)
167
Display Charts
168
Insert/Remove a Card
168
Display Coastline ROM Card Produced by JRC
170
Display ERC Card
171
Fill Charts (Fill Land Area)
172
Display Navigation Information (Nav Information Display)
173
Display Waypoint Marks (Waypoint Display)
173
Display Navigation Information (NAV Display Setting)
174
Create/Edit Navigation Information (Edit User Map)
175
Set Navigation Information (User Map Setting)
181
Set and Display Geodetic System
188
Applied Operations
190
Set Radar Signal Processing (Process Setting)
190
Set Radar Trails (RADAR Trails Setting)
193
Set Cursor (Cursor Setting)
198
Set Screen(Screen Setting)
200
Set Scanner (TXRX Setting)
210
Set Chart Display (Map Setting)
212
Set LORAN C (LORAN C Correction)
224
Use Function Switch [Func]
225
Operation Procedure
225
Function Setting Menu Items
226
Overview of Function Operations
227
Overview of Stored Function Setting Data
231
Personal Information (PIN Setting)
232
Using Card
235
Save in and Transfer to Card (MEM Capa/Copy)
236
Erase/Initialize Card Memory (CLR MEM/INIT Card)
241
Measurement of Range and Bearing
243
Measurement Using the Cursor with the Trackball
244
Measurement by Range Rings
245
Measurement by Ebls and Vrms
246
Measurement between Two Optional Points
247
Operation of Tt and Ais
249
Preparation
251
Collision Avoidance
252
Definitions of Symbols
255
TT Data Display
259
Cursor Modes (Cursor)
261
Setting Collision Decision Criteria (CPA/TCPA Limit)
262
Setting CPA Ring (CPA Ring)
263
Setting Vectors (Vector Time)
264
Setting the GPS Antenna Location
265
Tt Operation
266
Acquiring Target [ACQ]
267
Canceling Unwanted Targets
270
Tracking Target Data Display [TGT DATA]
271
Displaying Target ID No. (Target Number Display)
273
Input of Target Information (TT Individual Setting)
274
Reference Target (Reference)
277
TT Test Menu
279
Ais Operation
285
Restrictions
285
Initial Setting
286
Setting AIS Display Function (AIS Function)
288
Activating AIS Targets (Activate AIS)
289
Deactivating AIS Targets (Deactivate AIS)
290
Displaying Numeric Data of AIS Targets (TGT DATA)
291
Displaying Target ID No. (Target Number Display)
296
Setting AIS Filter (AIS Filter Setting)
297
Conditions for Deciding AIS Target to be Lost
301
Setting AIS Alarm (AIS Alarm Setting)
302
Target Association Assessment (Association Setting)
303
Target Association Assessment
303
Priority
304
Azimuth
304
Distance
305
Course
305
Speed
306
Hysteresis
307
Non-Hysteresis
308
AIS Target to be Assessed
309
Alarm Display
310
Track Display
316
Display Past Tracks (Past Position)
316
Other Ship's Tracks (Target Track Setting)
317
True and False Echoes on Display
323
Radar Wave with the Horizon
325
Strength of Reflection from the Target
327
Sea Clutter and Rain and Snow Clutter
329
False Echoes
333
Display of Radar Transponder (Sart)
336
Settings at Installation
340
How to Open the Adjust Menu
341
Tuning Adjustment
342
Bearing Adjustment
345
Range Adjustment
346
Antenna Height Setting (Antenna Hight)
347
Setting of Ccrp/Antenna/Gps Antenna Position (CCRP Setting)
348
Navigator Setting
350
Ship Heading Equipment Setting (Heading Equipment)
353
NSK Unit Setting
354
True Bearing Value Setting (Set GYRO)
356
MAG Compass Setting
357
Ship Speed Equipment Setting (Speed Equipment)
358
Manual Speed Setting (Manual Speed)
359
Current Correction (SET/DRIFT) Setting
360
Settings
362
Communication Port Setting (COM Port Setting)
362
Baud Rate Setting
363
Reception Port Setting (RX Port)
365
Reception Sentence Setting (RX Sentence)
366
Transmission Port Setting (TX Port)
368
Sector Blank Setting (Sector Blank)
370
TNI Blank Setting (TNI Blank)
372
Bearing Pulse Output Adjustment (Output Pulse)
374
Language Setting (Language)
375
Date/Time Display Setting (Date/Time Setting)
376
Adjustment
377
Noise Level Adjustment (Noise Level)
378
Adjustment of Target Tracking Function (TT)
380
Main Bang Suppression Adjustment (MBS Level)
385
Adjustment of Performance Monitor (NJU-85)
387
Maintenance Menu
389
Scanner Safety Switch Setting (Safety Switch)
390
Initialization of Memory Area (Area Initial)
391
Save of Internal Memory Data (Card2)
393
Update of Character String Data (String Data Update)
395
Clear of Antenna Operation Time (TXRX Time CLR)
396
Update of AIS Processor Program (AIS PROC Program Update)
400
Routine Maintenance
402
Maintenance on each Unit
403
Scanner Unit NKE-2043/2062/2063A/2103/2254
403
Display Unit NCD-4380
406
Performance Check
408
Performance Check
409
Test Menu
409
Self-Diagnosis Function
410
Monitor Test
412
Operation Panel Test
413
MON Display
415
Alarm Logging
417
System INFO
420
Magi
421
Line Monitor
422
GPS Reception Status Display (GPS Status)
424
Replacement of Major Parts
426
Parts Expected for Periodic Replacement
428
Replacement of Magnetron
428
Motor Replacement
449
Replacement of Diode Limiter (A102/A301)
464
Replacement of Backup Battery
465
Troubleshooting and After-Sales Service
467
Fault Finding
468
List of Alarms and Other Indications
468
Operation Checking
471
Fuse Checking
471
Trouble Shooting
472
Spares
473
Special Parts
476
Circuit Block to be Repaired
477
After-Sales Service
481
Keeping Period of Maintenance Parts
481
When You Request for Repair
481
Recommended Maintenance
481
Disposal
483
Disposal of the Unit
484
Disposal of Used Batteries
485
Disposal of Used Magnetron
486
About the China Rohs
487
Specifications
489
Jma-5204 Type Radar
490
Jma-5208/Hs Type Radar
491
Jma-5209 Type Radar
492
Jma-5212-4/6/4Hs/6Hs Type Radar
493
Jma-5222-7/9 Type Radar
494
Scanner (Nke-2043)
495
Scanner (Nke-2062)
496
Scanner (Nke-2062Hs)
497
Scanner (Nke-2063A)
498
Scanner (Nke-2103-4/6)
499
Scanner (Nke-2103-4Hs/6Hs)
500
Scanner (Nke-2254-7/9)
501
Display Unit (Ncd-4380)
502
Processor Unit (Ndc-1460)
503
Target Tracking Unit (Nca-877A)
505
Ais Unit (Nqa-2155)
506
Plotter Unit
507
Keyboard Unit (Nce-7699A)
509
Performance Monitor (Nju-85)
510
Input Enable Signal
510
Output Enable Signal
511
Standard Configuration
511
Equipment Distance between Other Instruments
512
Others (Option)
512
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JRC JMA-5212-6 Specifications
General
Brand
JRC
Model
JMA-5212-6
Category
Marine Radar
Language
English
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