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Kongsberg Simrad RA83P User Manual

Kongsberg Simrad RA83P
210 pages
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SERVICE MANUAL
Simrad RA83P/84P/85P
RA93P/94P/95P
RA83/84/85
RA93/94/95
0735
04
Marine Radar
Supplier:
Europe:
Simrad AB, Trading
Svalörtsgatan 14
S-42668 Västra Frölunda, Sweden
Telephon:+46 31 69 51 00
Telefax: +46 31 69 51 20
Americas:
Simrad Inc.
19210 33rd. Avenue West, Suite A
Lynnwood WA 98036, USA
Telephon: +1 425 778 8821
Telefax: +1 425 771 7211
ALWAYS AT THE FOREFRONT OF TECHNOLOGY

Table of Contents

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Kongsberg Simrad RA83P Specifications

General IconGeneral
BrandKongsberg
ModelSimrad RA83P
CategoryMarine Radar
LanguageEnglish

Summary

Safety Symbols

Symbols Used in Manual

Describes symbols used within the manual for hazard indication.

Safety Symbols Used on Equipment

Details symbols found on the equipment itself for user safety.

General Information

General Precautions for Servicing

Outlines essential safety and procedural precautions for servicing the radar.

Tools and Measurement Jigs

Lists necessary tools and equipment for maintenance and adjustment.

System Configuration for Radar Models

Details system configurations for non-IMO and IMO radar models.

Circuit Description

Scanner Unit

Describes the block diagrams and components of the scanner unit.

Transmitter Components

Details the modulator and magnetron used in the transmitter for 6/12kW and 25kW versions.

Receiver Components

Describes the FEM, IF amplifier, and their functions in receiving and processing signals.

Performance Monitor (KPM-20)

Explains the KPM-20 unit's function in monitoring radar performance.

Checkpoints and Signals for Modulator PCB

Identifies test points and signals on the modulator PCB for maintenance.

Processor Unit Description

POWER PCB (E47-600A)

Details the power supply circuit, its components, and output voltages.

LOGIC PCB (E47-700B)

Describes the Logic PCB, including video processing and display functions.

PANEL PCB (E40-901C)

Details the panel PCB functions, including dimmer control and operation keys.

ATA PCB (E35-700C)

Explains the ATA PCB's radar interface and CPU system.

System Settings

Adjusting Antenna Height (HEIGHT)

Explains setting antenna height for optimal STC function based on radar height.

Setting Automatic/Manual Gain Circuit

Describes adjusting the automatic or manual gain settings for optimal noise display.

Setting Automatic/Harbor/Manual STC Circuit

Guides on adjusting STC settings for different conditions like sea, harbor, or manual.

Resetting to the Factory Default

Instructions for resetting the system to factory defaults to recover from malfunctions.

Parts Mount Layout

Modulator PCB (RB717A/RB718A)

Layout of the modulator PCB for 6kW and 12kW scanner units.

Modulator PCB (RB719A)

Layout of the modulator PCB for 25kW scanner units.

IF AMP PCB

Layout of the IF amplifier PCB.

POWER PCB

Layout of the power supply PCB.

MAIN LOGIC PCB

Layout of the main logic PCB.

PANEL PCB

Layout of the panel PCB.

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