Japan Radio Co. JMA-5212-4 Quick start guide

MARINE RADAR
MARINE RADAR
EQUIPMENT
EQUIPMENT
FIELD SERVICE
FIELD SERVICE
MANUAL
MANUAL
JMA-5212-4/6
JMA-5212-4/6
JMA-5222-7/9
JMA-5222-7/9
JMA-5212-4HS/6HS
JMA-5212-4HS/6HS
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Contents
Chapter 1_Equipment Overview
1.1. Overview ................................................................................................................................ 1-1
1.2. Scanner Unit .......................................................................................................................... 1-1
1.3. Display System ...................................................................................................................... 1-2
1.4. Principal Functions................................................................................................................. 1-2
Chapter 2_Equipment Overview
2.1. Configuration.......................................................................................................................... 2-1
2.1.1. Scanners and Transmitted Output Powers ..................................................................... 2-1
2.1.2. Radar Configuration and Ship's Mains............................................................................ 2-2
2.2. Power System Diagram ......................................................................................................... 2-4
2.3. Functional System Diagram ................................................................................................... 2-6
2.3.1. Scanner Unit ................................................................................................................... 2-6
2.3.2. Display System ............................................................................................................... 2-9
2.4. Input/Output Specifications .................................................................................................. 2-12
2.4.1. SCANNER (J2) ............................................................................................................. 2-12
2.4.2. GPS (J3) ....................................................................................................................... 2-13
2.4.3. GYRO/COMPASS (J5).................................................................................................. 2-13
2.4.4. AIS/NMEA (J6).............................................................................................................. 2-14
2.5. DIP-SW/Jumper Setting ....................................................................................................... 2-15
2.5.1. Power Circuit CBD-1702A............................................................................................. 2-15
2.5.2. GYRO I/F Circuit CMJ-304E ......................................................................................... 2-17
2.5.3. Radar Processing Circuit CDC-1350 ............................................................................ 2-20
2.5.4. AIS Processing Circuit CDC-1353 ................................................................................ 2-20
2.5.5. T/R Control Circuit CMC-1205R.................................................................................... 2-21
Chapter 3_Service Parts
3.1. Service Parts Lists for the Units ............................................................................................. 3-1
3.1.1. Spare Parts .....................................................................................................................3-1
3.1.2. Special Parts ...................................................................................................................3-2
3.1.3. NKE-2103 (JMA-5212-4/6/4HS/6HS).............................................................................. 3-2
3.1.4. NKE-2254 (JMA-5222-7/9).............................................................................................. 3-3
3.1.5. NCD-4380....................................................................................................................... 3-3

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3.2. Exploded Diagrams................................................................................................................ 3-4
3.2.1. NKE-2103 ....................................................................................................................... 3-4
3.2.2. NKE-2254 ....................................................................................................................... 3-8
3.2.3. NDC-1460 ..................................................................................................................... 3-12
3.2.4. NCE-7699A................................................................................................................... 3-16
Chapter 4_Replacement of Major Units
4.1. Scanner Unit .......................................................................................................................... 4-1
4.1.1. Precautions for replacing parts in the scanner unit ......................................................... 4-1
4.1.2. Parts Replacement for the Scanner Unit NKE-2254 ....................................................... 4-2
4.1.3. Magnetron replacement / NKE-2254............................................................................... 4-3
4.1.4. Motor replacement / NKE-2254....................................................................................... 4-5
4.1.5. Motor drive circuit board replacement / NKE-2254 ......................................................... 4-7
4.1.6. Modulator circuit (CPA-264) replacement / NKE-2254.................................................... 4-8
4.1.7. Power supply circuit board (CBD-1682A) replacement / NKE-2254 ............................. 4-10
4.1.8. T/R control circuit (CMC-1205R) replacement / NKE-2254............................................4-11
4.1.9. Receiver (NRG-162A) replacement / NKE-2254........................................................... 4-13
4.1.10. Encoder replacement / NKE-2254 ................................................................................ 4-15
4.1.11. Magnetron fan replacement / NKE-2254....................................................................... 4-17
4.1.12. Modulator fan replacement / NKE-2254........................................................................ 4-18
4.1.13. NKE-2103 scanner unit parts replacement ................................................................... 4-21
4.1.14. Magnetron Replacement for the NKE-2103 .................................................................. 4-22
4.1.15. Motor Replacement for the NKE-2103 .......................................................................... 4-24
4.1.16. Motor Control Power Circuit Replacement for the NKE-2103 ....................................... 4-25
4.1.17. Modulation Circuit (CME-363) Replacement for the NKE-2103 .................................... 4-26
4.1.18. Power Circuit (CBD-1783) Replacement for the NKE-2103 .......................................... 4-27
4.1.19. Receiver (NRG-610) Replacement for the NKE-2103................................................... 4-28
4.1.20. Encoder Replacement for the NKE-2103...................................................................... 4-30
4.2. Display System .................................................................................................................... 4-32
4.2.1. Brilliance Control Circuit CCK-970 ................................................................................ 4-32
4.2.2. Power Supply Unit NBD-866A ...................................................................................... 4-34
4.2.3. Radar Processing Circuit CDC-1350 ............................................................................ 4-36
4.2.4. Battery .......................................................................................................................... 4-38
4.2.5. Target Tracking (TT) Unit NCA-877A ............................................................................ 4-40
4.2.6. AIS Processing Circuit NQA-2155 ................................................................................ 4-41
4.2.7. GYRO I/F Circuit CMJ-304E ......................................................................................... 4-43
4.2.8. GYRO I/F Circuit Fuses ................................................................................................ 4-45

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4.2.9. Operation Circuit CCK-979 for the Standard Operation Unit......................................... 4-47
4.2.10. PS2 Connector Circuit CQC-1204 for the Standard Operation Unit .............................. 4-49
4.2.11. Trackball TRD-101S(BK)N1 for the Standard Operation Unit........................................ 4-51
Chapter 5_Program Update
5.1. Main Program Update Procedure........................................................................................... 5-1
5.1.1. Items to be Provided ....................................................................................................... 5-1
5.1.2. Update Procedure........................................................................................................... 5-1
5.2. AIS Processing Circuit Update Procedure ............................................................................. 5-2
5.2.1. Items to be Provided ....................................................................................................... 5-2
5.2.2. Update Procedure........................................................................................................... 5-2
5.3. How to Check the Version...................................................................................................... 5-3
Chapter 6_Troubleshooting
6.1. Operation Check .................................................................................................................... 6-1
6.1.1. Self-diagnostic Function (Self Test)................................................................................. 6-2
6.1.2. Display Unit Check (Monitor Test)................................................................................... 6-3
6.1.3. Operation Unit Check (Keyboard Test)............................................................................ 6-4
6.1.4. Performance Monitor (MON Display) .............................................................................. 6-5
6.1.5. System Alarm Log Display (Alarm List/Log) .................................................................... 6-5
6.1.6. System Information Display (System INFO).................................................................... 6-6
6.2. Error Message Lists ............................................................................................................... 6-7
6.2.1. Error Messages for the Scanner Unit.............................................................................. 6-7
6.2.2. Error Messages for the Display System........................................................................ 6-14
6.2.3. Error Messages for the External Input-Output Equipment ............................................ 6-19
6.3. Examples of Trouble ............................................................................................................ 6-31
6.3.1. Internal Circuits ............................................................................................................. 6-31
6.3.2. External Equipment....................................................................................................... 6-33
Chapter 7_Drawings
7.1. Outline Drawings.................................................................................................................... 7-1
7.1.1. Outline Drawing of the Scanner Unit NKE-2254-7 .......................................................... 7-2
7.1.2. Outline Drawing of the Scanner Unit NKE-2254-9 .......................................................... 7-3
7.1.3. Outline Drawing of the Scanner Unit NKE-2103-4/4HS .................................................. 7-4
7.1.4. Outline Drawing of the Scanner Unit NKE-2103-6/6HS .................................................. 7-5
7.1.5. Outline Drawing of the Display System NDC-1460 ......................................................... 7-6
7.1.6. Outline Drawing of the Display Unit NWZ-164 ................................................................ 7-7