Raytheon Pathfinder 1200 User manual

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Any reference to Raytheon or
RTN in this manual should be
interpreted as Raymarine.
The names Raytheon and RTN
are owned by the
Raytheon Company.

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~AYTHEO~
Mariners Pathfinder ®Radar
Model
1200
Instruction Manual

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PURPOSE
THIS MANUAL CONTAINS IMPORTANT INFORMATION OF THE INSTALLATION
OPERATION AND MAINTENANCE OF YOUR EQUIPMENT
RAYTHEON MARINE
COMPANY products are supported by a network of Authorized Service
Representatiy.e to you location you may contact the following regional centers:
Western United States Raytheon Marine Company
20410 Gramercy Place
Torrance, CA 90501
Phone: [phone]
(In CA: 800-842-3333)
Eastern United States Raytheon Marine Company
676 Island Pond Road
Manchester, NH 03103
Phone: [phone]
Europe Rayscan Copenhagen
Siljangade 6 DK2300
Copenhagen S Denmark
Phone: [phone]
Far East Raytheon Marine Sales &Service Co.
Minato-Ise Building 3-12-1
Kaigandori Naka-ku
Yokohama, Japan 231
Phone: [phone]

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HIGH VOLTAGE WARNING
Do not open any of the units when the radar is ON; high voltages within the Scanner and
Display
Unit could be fatal to anyone coming in direct contact with them.
Disconnect ship's
power from the Scanner and Display Unit before attempting env mainte-
nance; otherwise, ship's
power will be present at terminals inside the Scanner and Display Unit.
RADIATION HAZARD
Care should be taken to avoidpossible harmful effects (particularly to the eyes) of radiation
from radar transmissions.
To avoid
harmful radiation, the Display OPERA TE switch should be turned to the STBY
or OFF position when working on the Scanner. Under no circumstances should you look directly
into the antenna from a distance of less than 2feet when the radar is in operation.

CONTENTS
SECTION 1. GENERAL DESCRiPTION 1-1
1.1 INTRODUCTION 1-1
1.2 PHYSICAL DESCRiPTION 1-2
1.3 SPECIFICATIONS , " 1-4
SECTION 2. OPERATION 2-1
2.1 OPERATING CONTROLS 2-1
2.2 RANGE AND BEARING MEASUREMENTS 2-4
2.3 USING THE CONTROLS 2-5
2.4 NAVIGATION WITH THE. RADAR 2-6
2.5 FALSE ECHOES 2-9
SECTION 3. MAINTENANCE 3-1
3.1 GENERAL 3-1
3.2 SCANNER UNIT 3-1
3.3 DISPLAY UNIT 3-1
SECTION 4. INSTALLATION 4-1
4.1 PLANNING 4-1
4.2 INSTALLATION OF SCANNER UNIT 4-2
4.3 INSTALLATION OF DISPLAY UNIT 4-4
4.4 CHANGE ARRANGEMENT FOR SHIP'S MAINS INPUT 4-5
4.5 CABLE INFORMATION 4-6
4.6 INITIAL OPERATION AND CHECKOUT 4-8
SECTION 5. ADJUSTMENT AND FAULT FINDING 5-1
5.1 ADJUSTMENT 5-1
5.2 TROUBLE·SHOOTING ........................•........ 5-6
5.3 REPLACEMENT OF MAJOR COMPONENTS 5-14
SECTION 6. TECHNICAL DESCRIPTION 6-2
6.1 BLOCK DIAGRAM DESCRiPTION 6-2
6.2 SCANNER UNIT 6-9
6.3 DISPLAY UNIT 6-15
SECTION 7. PARTS LIST 7- 1

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DRAWINGS
Figure Title
101 GENERAL SYSTEM OF 1200 RADAR
102 OUTLINE DRAWING OF M89362 SCANNER UNIT
103 OUTLINE DRAWING OF M89361 DISPLAY UNIT
' ..
104 BLOCK DIAGRAM OF 1200 RADAR
105 INTERCONNECTIONS
OF 1200 RADAR
106 POWER SUPPLY DIAGRAM OF 1200 RADAR
107 CIRCUIT DRAWING OF M89362 SCANNER UNIT
108 INTERNAL CONNECTION OF M89361 DISPLAY UNIT
109 CIRCUIT DRAWING OF MAIN CONTROL PCB BUILT-IN
DISPLAY UNIT
110 CIRCUIT DRAWING OF CONTROL PANEL PCB BUILT-IN
DISPLAY UNIT
III CIRCUIT DRAWING OF DISPLAY ASSEMBLY BUILT-IN
DISPLAY UNIT
112 CIRCUIT DRAWING OF POWER SUPPLY PCB BUILT-IN
DISPLAY UNIT
113 ASSEMBLY DRAWING OF M89362 SCANNER UNIT
114 ASSEMBLY DRAWING OF M89361 DISPLAY UNIT

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