JRC JMA-9102-CA Manuals

Manuals and User Guides for JRC JMA-9102-CA. We have 1 JRC JMA-9102-CA manual available for free PDF download: Service Manual

JRC JMA-9102-CA Service Manual (193 pages)

Brand: JRC | Category: Marine Radar | Size: 7 MB

General
3
General and Equipment Composition
5
Troubleshooting
5
Composition of Radar System and Ship's Power Supply
6
Specifications
8
Overall Specifications
8
Antenna
9
Display Unit
10
Repair Block
13
Special Parts List
14
Spare Parts Fuses
15
List of Roms
16
Installation
17
Installation Cable
19
Between 2 Display Units and Interswitch
20
Cable for Peripheral Equipments
21
Installation of Antenna Unit
24
Installation of Display Unit
24
Selection of Power Supply Voltage
24
Cable End Process
25
Connection to Terminals
26
Installation of Interswitch Unit
27
Table of Interswitch Modification Kit
27
Connection for Inner Interswitch Unit
27
Adjustment after the Installation
30
NSK Unit Adjustment
30
Gyro Log Selection Switches
32
Initialization
33
Tuning Adjustment
33
Bearing Adjustment
34
Range Adjustment
35
True Bearing Adjustment
38
Ship Speed Setting
39
Selecting 2-Axis Log Data against Ground Speed
40
Selecting 2-Axis Log Polarity
40
Selecting External Navigator
40
If no Navigation Equipment Is to be Used
40
If Navigation Equipment 1 Is to be Used
41
If Navigation Equipment 2 Is to be Used
41
Adjusting the Interswitch
43
2-Unit Radar System
43
Adjustment of Screen Position
44
ROM Version List
44
Principle of Function
45
Radiator Part
47
Scanner Drive Unit
47
Transceiver Unit
47
Modulator Unit
47
Receiver Unit
48
Tuning Indicator
49
T/R Control Circuit
50
CPU Control Part
50
MTR Communication
50
A/D Converter Circuit
50
Short Pulse
52
TIY/VD Mixing Circuit
52
Bearing Signal Mixing Circuit
53
NSK Circuit
54
Compatible Angular Velocities
55
Log Signals
55
Input
55
Ship Speed and Number of Pulse
55
Power Consumption
56
Connection of Signal Cables
56
Output
56
Function of Other Switches
57
Log Signal
57
Power Supply Par
58
Key Board Part
59
Key Board Process Circuit
59
Track Ball Circuit
59
Panel Circuit 1
59
CRT Part
60
Horizontal Sweep Circuit
60
Vertical Sweep Circuit
60
Dynamic Focus Circuit
60
Blanking Circuit
61
CRT Brilliancy Circuit
61
Video Amplifier Circuit
61
CRT Socket Circuit
61
CMC-791 Deflection Circuit Block Diagram
63
CPU Control Circuit
64
Serial Communication Interface Circuit
64
CPU Build-In Serial Communication
64
External Serial Communication
64
Agdc/Graphic/Ppi Frame Memory Circuit
65
Graphic Frame Memory Formation
66
PPI Memory Dots Formation
66
Graphic Screen Formation
67
Iteration/Trail Circuit
68
Frame Video Process Circuit
69
Timebase Circuit
74
Various System Clock Generator Circuit
74
Video/Trigger Separator Circuit
74
AUTO-STC Control Circuit
74
A/D Converter
75
Buffer Memory for Speed Converter
75
Signal Process Circuit
75
Buffer Memory for Sean Converter
75
ARPA Process Circuit
77
A Feature of JMA-7000/9000 ARPA
77
Improvement in Target Defection
77
Improvement in Signal Process
77
Minimizing Failure of IC Circuit Employment
78
Summary of Major Blocks
78
Bank Memory Circuit
78
Memory Per Gate Circuit
79
ARPA CPU Circuit and Peripheral Circuit
80
Interswitch Process Circuit
82
CPU Circuit
82
Communication Control Circuit
82
Signal Exchange Control Circuit
83
Video Signal Circuit
83
Power Supply Circuit
83
Understanding of Tuning
85
Tuning Method
85
Check of Tuning System
85
Composition
86
Principle
86
Specification
88
Diagnosis on Trouble Symptom and Recovery Method
91
Unable to Supply Power
92
Picture Moves Toward Scanner Turning Direction
104
No Log Data Displayed
105
No Gyro Data Displayed
105
ARPA Does Not Acquire Target
106
Self Diagnosis Function
110
Romver
112
Error Log
112
Arpa Sts
113
Replacement of Major Parts
114
Replacement of Magnetron
116
Replacement of Diode Limitter
116
Replacement of Pin Attenuator
116
Replacement of CRT
117
Replacement of Geared Motor
118
Replacement of ROM
121
Adjustment Procedure
125
Power Supply Unit Voltage Adjustment
127
Inches CRT PSU
127
Inches CRT Adjustment
127
Adjustment of Timebase
135
Adjustment of GAIN MAXB RV3
135
Adjustment of GAIN MAXA RV4
135
Adjustment of ARPA GAIN MAX RV8
135
Adjustment of RV2 ARPA Noise Level
136
Adjustment of MBS START RV7
137
Adjustment of MBS Level RV5
137
Adjustment of Auto-STC and Confirmation of AUTO-RAIN
137
Method of ARPA GATE
139
Fitting of Options
141
Slave Display
143
Radar Buoy
144
Remote Display
144
Unit to be a Slave Radar
146
Maintenance
149
Antenna NKE-1072/1052
151
Turning Drive Unit
153
Oiling of Oil-Seal
153
Oiling on Gear Mechanism
153
Coaxial Cable
153

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JRC JMA-9102-CA Service Manual (193 pages)

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