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JMA-5212-4/6
JRC JMA-5212-4/6 User Manual
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837
8.4.4
Replacement of Diode Limiter (A303) (JMA-5212-4/6, 5222-7/9)
Remove the 4 screws fi
xing the receiver
.
Remove the 4 screws fixing t
he diode and the limiter
, and remove
diode limiter
.
When mounting the diode lim
iter
, take car
e of the m
ounting direction and mount it in t
he arrow
direction facing it the receiver front end.
Connect the wiring in the same
way as before the replacement.
431
433
Table of Contents
Default Chapter
7
Preface
7
Before Operation
8
Precautions
9
The Mounting Point of the Warning Label
17
Equipment Appearance
20
Table of Contents
22
Glossary
31
1 General and Equipment Composition
39
Functions
40
1.1.1 Function of this System
40
Features
41
Configuration
43
1.4 Exterior Drawings
44
1.4 Exterior Drawings
47
General System Diagrams
53
2 Screen Display and Operation Panel
57
Example of Display
58
Names and Functions of Control Panel Keys
59
Functions of Software Buttons
64
2.2 Functions of Software Buttons
65
Software Buttons for Area 1 (Top-Left Corner of the Radar Display)
65
Software Buttons for Area 2 (Bottom-Left Corner of the Radar Display)
67
Software Buttons for Area 3 (Top-Right Corner of the Radar Display)
69
Software Buttons for Area 4 (Bottom-Right Corner of the Radar Display)
71
Software Buttons for Area 5 (Own Ship Information Area) (Right Side of the Radar Display)
72
Software Buttons for Area 6 (Other Ship Information Area) (Right Side of the Radar Display)
73
Software Buttons for Area 7 (Panel Display Area) (Right Side of the Radar Display)
75
Software Buttons for Area 7 (Panel Display Area) (Right Side of the Radar Display)
76
Software Buttons for Area 8 (Operation and Message Area) (Right Side of the Radar Display)
77
3 Basic Operation
79
Flow Operation
80
Power on and Start the System
81
Observe and Adjust Video
82
Acquire and Measure Data
83
Display and Measure with Reference to CCRP
83
End the Operation and Stop the System
84
Menu Composition
85
Overview of Menu Structure
85
Basic Menu Operation
86
Preparation
88
Adjust Display Brilliance [BRILL]
88
Adjust Contrast
88
Adjust Operation Panel Brilliance [PANEL]
89
Switch Day/Night Mode [DAY/NIGHT]
89
Adjust Brilliance of Information on Radar Display (Brilliance Setting)
90
Adjust Sound Volume (Buzzer Volume)
91
Reset Alarm Buzzer [ALARM ACK]
91
Set Display Color
92
Basic Operations
94
Start Transmission [TX/PRF]
94
Stop Transmission [STBY]
94
Change Range (Observation Range Scale) [RANGE+/-]
94
Tune
95
Control Sensitivity [GAIN/PL]
96
Suppress Sea Clutter [AUTO-SEA]
97
Suppress Rain/Snow Clutter [AUTO-RAIN]
99
Reject Radar Interference [IR]
101
Hide/Display Range Rings (RINGS)
102
Hide Ship's Heading Line (HL OFF)
102
Hide Graphics Information on Radar Display (Graphic Display)
103
General Operations
104
Move Cross Cursor Mark by Trackball
104
Use Ebls (Electronic Bearing Lines) [EBL1/2]
105
Set EBL Operation (EBL1 /2 Setting)
108
Display Variable Range Markers [VRM1/VRM2]
111
Display Parallel Cursors (Parallel Cursor)
114
Display Parallel Index Lines (Parallel Index Line)
121
Switch Bearing Display Mode [AZI MODE]
128
Switch True/Relative Motion Display Mode [TM/RM]
129
Move Own Ship's Display Position [OFF CENT]
130
Display Radar Trails (Other Ships' Trails) [TRAILS]
131
Switch Pulse Length (GAIN/PL)
134
Expand Targets (Target Enhance)
135
Use Video Process (Process)
136
Zoom
137
Use Marker [MOB]
138
Marking [MARK]
139
Operate EBL Maneuver Function (EBL Maneuver)
140
Operate Multi-Function Control [MULTI]
142
Operate User Key Switches [User Key 1/2]
144
Automatic Acquisition
146
Radar Alarm (Radar Alarm)
149
Use Own Ship's Track Data (Own Track)
154
Display Own Ship's Track (Display Own Track)
154
Set Own Ship's Track Data Storage Interval (Own Track Interval)
156
Cancel Storing of Own Ship's Track Data (Own Track Memory)
157
Clear Own Ship's Track Data (Clear Own Track)
158
Display Charts
159
Insert/Remove a Card
159
Display Coastline ROM Card Produced by JRC
161
Display ERC Card
162
Fill Charts (Fill Land Area)
163
Display Navigation Information (Nav Information Display)
164
Display Waypoint Marks (Waypoint Display)
164
Display Navigation Information (NAV Display Setting)
165
Create/Edit Navigation Information (Edit User Map)
166
Set Navigation Information (User Map Setting)
172
Set and Display Geodetic System
179
Applied Operations
181
Set Radar Signal Processing (Process Setting)
181
Set Radar Trails (RADAR Trails Setting)
184
Set Cursor (Cursor Setting)
189
Set Screen(Screen Setting)
191
Screen Capture Setting
197
Set Scanner (TXRX Setting)
201
Set Chart Display (Map Setting)
203
Set LORAN C (LORAN C Correction)
215
Use Function Switch [Func]
216
Operation Procedure
216
Function Setting Menu Items
217
Overview of Function Operations
218
Overview of Stored Function Setting Data
222
Personal Information (PIN Setting)
223
Using Card
226
Save in and Transfer to Card (MEM Capa/Copy)
227
Erase/Initialize Card Memory (CLR MEM/INIT Card)
232
4 Measurement of Range and Bearing
235
Measurement Using the Cursor with the Trackball
236
Measurement by Range Rings
237
Measurement by Ebls and Vrms
238
Measurement between Two Optional Points
239
5 Operation of Tt and Ais
241
Usage of Target Tracking Function
242
Preparation
243
Collision Avoidance
244
Basic Concept of Collision Avoidance
245
Relative Vector and True Vector
246
Radar and Collision Avoidance
246
Definitions of Symbols
247
TT Data Display
252
Cursor Modes (Cursor)
254
Setting Collision Decision Criteria (CPA/TCPA Limit)
255
Setting CPA Ring (CPA Ring)
256
Setting Vectors (Vector Time)
257
Setting the GPS Antenna Location
258
Tt Operation
259
Acquiring Target [ACQ]
260
Canceling Unwanted Targets
263
Tracking Target Data Display [TGT DATA]
264
Displaying Target ID No. (Target Number Display)
266
Input of Target Information (TT Individual Setting)
267
Reference Target (Reference)
270
TT Test Menu
272
Ais Operation
278
Restrictions
278
Initial Setting
279
Setting AIS Display Function (AIS Function)
281
Activating AIS Targets (Activate AIS)
282
Deactivating AIS Targets (Deactivate AIS)
283
Displaying Numeric Data of AIS Targets (TGT DATA)
284
Displaying Target ID No. (Target Number Display)
289
Setting AIS Filter (AIS Filter Setting)
290
Conditions for Deciding AIS Target to be Lost
294
Setting AIS Alarm (AIS Alarm Setting)
295
Target Association Assessment (Association Setting)
296
Target Association Assessment
296
Priority
297
Azimuth
297
Distance
298
Course
298
Speed
299
Hysteresis
300
Non-Hysteresis
301
AIS Target to be Assessed
302
Alarm Display
303
Ais Alarm Display
308
Gyro Set Alarm
308
Track Display
309
Display Past Tracks (Past Position)
309
Other Ship's Tracks (Target Track Setting)
310
6 True and False Echoes on Display
317
Radar Wave with the Horizon
319
Strength of Reflection from the Target
321
Sea Clutter and Rain and Snow Clutter
323
False Echoes
327
Display of Radar Transponder (Sart)
330
7 Settings for System Operation
333
Settings at Installation
334
How to Open the Adjust Menu
335
Tuning Adjustment
336
Bearing Adjustment
339
Range Adjustment
340
Antenna Height Setting (Antenna Hight)
341
Setting of Ccrp/Antenna/Gps Antenna Position (CCRP Setting)
342
Navigator Setting
344
Ship Heading Equipment Setting (Heading Equipment)
347
NSK Unit Setting
348
True Bearing Value Setting (Set GYRO)
350
MAG Compass Setting
351
Ship Speed Equipment Setting (Speed Equipment)
352
Manual Speed Setting (Manual Speed)
353
Current Correction (SET/DRIFT) Setting
354
Settings
356
Communication Port Setting (COM Port Setting)
356
Baud Rate Setting
357
Reception Port Setting (RX Port)
359
Reception Sentence Setting (RX Sentence)
360
Transmission Port Setting (TX Port)
362
Sector Blank Setting (Sector Blank)
364
TNI Blank Setting (TNI Blank)
366
Bearing Pulse Output Adjustment (Output Pulse)
368
Language Setting (Language)
369
Date/Time Display Setting (Date/Time Setting)
370
Adjustment
371
Noise Level Adjustment (Noise Level)
372
Adjustment of Target Tracking Function (TT)
374
Main Bang Suppression Adjustment (MBS Level)
379
Adjustment of Performance Monitor (NJU-85)
381
Maintenance Menu
383
Scanner Safety Switch Setting (Safety Switch)
384
Initialization of Memory Area (Area Initial)
385
Save of Internal Memory Data (Card2)
387
Update of Character String Data (String Data Update)
389
Clear of Antenna Operation Time (TXRX Time CLR)
390
Update of AIS Processor Program (AIS PROC Program Update)
394
8 Maintenance and Inspection
395
Routine Maintenance
396
Maintenance on each Unit
397
8.2.1 Scanner Unit NKE-2103/2254
397
Display Unit NCD-4380
400
Performance Check
401
8.3.1 Test Menu
402
8.3.1.1 Self-Diagnosis Function
403
8.3.1.2 Monitor Test
405
8.3.1.3 Operation Panel Test
406
8.3.1.4 MON Display
408
8.3.1.5 Alarm Logging
409
8.3.1.6 System INFO
412
8.3.1.7 Magi
413
8.3.2 Line Monitor
414
GPS Reception Status Display (GPS Status)
416
Replacement of Major Parts
418
8.4.1 Parts Required for Periodic Replacement
420
8.4.2 Replacement of Magnetron
420
8.4.3 Motor Replacement
426
Replacement of Diode Limiter (A303) (JMA-5212-4/6, 5222-7/9)
432
8.4.5 Replacement of Backup Battery
433
9 Troubleshooting and After-Sales Service
435
Fault Finding
436
List of Alarms and Other Indications
436
Operation Checking
439
Fuse Checking
439
Trouble Shooting
440
Spares
441
Special Parts
443
Circuit Block to be Repaired
443
After-Sales Service
445
Keeping Period of Maintenance Parts
445
When You Request for Repair
445
Recommended Maintenance
445
Radar Failure Check List
446
10 Disposal
447
Disposal of the Unit
448
Disposal of Used Batteries
449
Disposal of Used Magnetron
450
About the China Rohs
451
11 Specifications
453
Jma-5212-4/6 Type Radar
454
Jma-5222-7/9 Type Radar
455
Scanner (Nke-2103-4/6)
456
Scanner (Nke-2254-7/9)
457
Display Unit (Ncd-4380)
458
Processor Unit (Ndc-1460)
459
Target Tracking Unit (Nca-877A)
461
Ais Unit (Nqa-2155)
462
Plotter Unit
463
Keyboard Unit (Nce-7699A)
465
Performance Monitor (Nju-85)
466
Input Enable Signal
466
Output Enable Signal
467
Standard Configuration
467
Equipment Distance between Other Instruments
468
Others (Option)
468
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JRC JMA-5212-4/6 Specifications
General
Brand
JRC
Model
JMA-5212-4/6
Category
Marine Radar
Language
English
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