Kongsberg Simrad IS12 Service Manual
Kongsberg Simrad IS12 Service Manual

Kongsberg Simrad IS12 Service Manual

Instrument system
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IS12 INSTRUMENT SYSTEM
SERVICE MANUAL
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Summary of Contents for Kongsberg Simrad IS12

  • Page 1 IS12 INSTRUMENT SYSTEM SERVICE MANUAL...
  • Page 2: Table Of Contents

    SIMRAD Issue 1.0 06/06/03 Simrad Margate Ltd Star Lane, Margate, Kent CT9 4NP,UK Telephone +44 (0) 1843 290290 Facsimile +44 (0) 1843 290471 E-Mail : productsupportmargate@simrad.com CONTENTS INTRODUCTION OPERATION DISASSEMBLY / ASSEMBLY INSTRUCTIONS MECHANICAL ASSEMBLY DRAWINGS CIRCUIT DESCRIPTIONS CIRCUIT DIAGRAMS Circuit Schematics Component Lists and Layouts PROGRAMMING AND CONFIGURATION...
  • Page 3: Introduction

    IS12 Instrument System Section 1 Introduction...
  • Page 4 Issue 1.0 06/06/03 INTRODUCTION TO THE IS12 INSTRUMENT SYSTEM The Simrad IS12 Instrument System is a flexible, modular system that offers large, clear displays, easy to operate functions and robust, weatherproof construction. The system is built around a high-speed bus network that provides simple interconnection and data share facilities.
  • Page 5: Operation

    IS12 Instrument System Section 2 Operation...
  • Page 6 SIMRAD Issue 1.0 06/06/03 CALIBRATING AND OPERATING IS12 INSTRUMENTS This Service Manual only contains calibration and operational information for those features of the IS12 System which are not normally available to the end user. For details of normal calibration and operation please refer to the appropriate user manual.
  • Page 7: Dis-Assembly Assembly Instructions

    IS12 Instrument System Section 3 Assembly Instructions Dis-assembly...
  • Page 8 SIMRAD Issue 1.0 06/06/03 DISASSEMBLY / ASSEMBLY INSTRUCTIONS A strong element of commonality exists between the instrument display units. The Assembly : Case Back (E04000), Assembly : Case Front (E04006) and Bezel : Square (E03799) are common throughout and disassembly and assembly of the various units can be considered to be identical with one exception, in the Wind and Compass Instruments the Piezo Sounder is fitted with a Self Adhesive Insulator Disc (E04227) to protect the Sounder from contact with the Pointer motor.
  • Page 9 SIMRAD Issue 1.0 06/06/03 Fit an Instrument Mounting Gasket to the Case Rear and test the unit to specification. Instrument Remote Controller. Disassembly. Refer to Drawing Number E03800. Remove and retain the 6 3 x 10 mm Screws (200303) from the rear of the unit and ease the front and rear cases apart.
  • Page 10 SIMRAD Issue 1.0 06/06/03 Solder the 4 cable connections to the PCB as shown below: Fit the two halves of the case together, place a Neoprene Washer at each of the corner stand offs and fit the 6, 3 x 10 mm Screws (200303), and tighten down. Complete a full functional check Mast Head Unit / Wind Transducer.
  • Page 11 SIMRAD Issue 1.0 06/06/03 Compass Transducer. Disassembly Refer to Drawing Number E04439. Remove and retain the 3 screws and washers and the Case Top (E02780:BK). De-solder the Cable (E04042) connections from the PCB, remove the strain relief Cable Tie (200026) and withdraw the cable and Grommet (E03701) through the bottom Case (E02781).
  • Page 12: Mechanical Assembly Drawings

    IS12 Instrument System Section 4 Mechanical Assembly Drawings...
  • Page 13 SIMRAD Issue 1.0 06/06/03 MECHANICAL ASSEMBLY DRAWINGS General Assembly : Speed (Square) E03893 PCB Assembly : Speed E03884 Sht 2 General Assembly : Depth (Square) E03894 PCB Assembly : Depth E03885 Sht 2 General Assembly : Combi (Square) E03895 PCB Assembly : Combi E03886 Sht 2 General Assembly : Mega (Square) E04156...
  • Page 35: Circuit Descriptions

    IS12 Instrument System Section 5 Circuit Descriptions...
  • Page 36 SIMRAD Issue 1.0 09/06/03 CIRCUIT DESCRIPTION Square Display Unit PCB Assembly Introduction. The PCB Assembly is a generic item which can be used for all square instrument display units. The variants are created by applying different components, software versions and hardware links to the common PCB.
  • Page 37 SIMRAD Issue 1.0 09/06/03 Non-Volatile Memory (NVM). Integrated Circuit IC1 provides 1Kbit of E memory for the retention of important data after power down. CanBus Interface. The IS12 instruments are interfaced by CanBus, a true multi-talker system with high levels of error protection. The bus protocol is encoded and decoded by the dedicated CAN Module built into the microprocessor and IC2 acts as the driver providing the physical layer interface to the interconnection between products.
  • Page 38 SIMRAD Issue 1.0 09/06/03 NMEA In (Mega Instrument Only). NMEA data in is opto isolated by IC13 and fed directly to the microprocessor port P8.4. NB. The NMEA data input employs 2 of the Speed / Log terminals. The Mega Instrument can therefore only be employed to display either NMEA or Speed / Log data.
  • Page 39 SIMRAD Issue 1.0 09/06/03 threshold level is reset at the end of each receive period by the microprocessor port P2.1 via Diode D10. Any signal exceeding the threshold is passed to the microprocessor for processing. Hand Controller PCB Assembly. Refer to Drawing Number E03721. The Hand Controller provides remote control of any display connected into an IS12 network.
  • Page 40: Circuit Diagrams

    IS12 Instrument System Section 6 Circuit Diagrams...
  • Page 41: Circuit Schematics

    SIMRAD Issue 1.0 09/06/03 CIRCUIT DIAGRAMS Circuit Schematics Square Display Plus Options PCB Circuit Diagram E03718 Hand Controller PCB Circuit Diagram E03721 Mast Head Motherboard PCB Circuit Diagram E03724 Mast Head Linear Analogue PCB Circuit Diagram E03931 Mast Head Digital PCB Circuit Diagram E03934 Conventional Mount to Surface Mount Adaptor E04146...
  • Page 60: Programming And Configuration

    SIMRAD Issue 1.0 10/06/03 IS12 Instrument System Section 7 Programming and Configuration...
  • Page 61 SIMRAD Issue 1.0 10/06/03 PROGRAMMING AND CONFIGURATION This Service Manual only contains programming and configuration information for those features of the Instrument System which are not normally available to the end user. For details of normal programming and configuration please refer to the appropriate user manual.
  • Page 62: Fault Finding

    SIMRAD Issue 1.0 10/06/03 IS12 Instrument System Section 8 Fault Finding...
  • Page 63: Common User Faults

    SIMRAD Issue 1.0 10/06/03 FAULT FINDING Common User Faults None Yet Identified Common Technical Faults None Yet Identified...
  • Page 64: Spare Parts Detail

    SIMRAD Issue 1.0 10/06/03 IS12 Instrument System Section 9 Spare Parts Detail...
  • Page 65: Spares

    SIMRAD Issue 1.0 10/06/03 SPARE PARTS DETAIL Spares ISPK01 SPR BEZEL AND KEYPAD : SPEED ISPK02 SPR BEZEL AND KEYPAD : DEPTH ISPK03 SPR BEZEL AND KEYPAD : WIND ISPK04 SPR BEZEL AND KEYPAD : COMBI ISPK05 SPR BEZEL AND KEYPAD : DATA ISPK06 SPR BEZEL AND KEYPAD : COMPASS ISPK07...
  • Page 66: Technical Notes

    SIMRAD Issue 1.0 10/06/03 IS12 Instrument System Section 10 Technical Notes...
  • Page 67 SIMRAD Issue 1.0 10/06/03 TECHNICAL NOTES None yet issued.

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