Simrad RD68 Service Manual

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Service Manual

5 3 ASSEMBLY INSTRUCTIONS 3.1 RD68 Chassis Pre-Assembly The main transmitter and receiver and second receiver PCBs are a matched pair and replace

6 When this has been achieved fully tighten the rear module screws and then the heatsink screws at the front. Solder the tinned copper wire from th

7 Offer up the front panel to the chassis and, ensuring that the seal is still correctly located, fit the front panel. Refer to drawing No.E03847 an

8for 35mm. Cut off the Blue wire flush with the outer insulation, (not used). Cut back the Red wire to 20 mm long from the end of the outer insulat

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Mechanical Assembly Drawings

9 4 MECHANICAL ASSEMBLY DRAWINGS 4.1 Assembly Chassis E03848 4.2 Assembly PCBs & Power Module E03867 4.3 Assembly Mobile Radio

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Contents

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Circuit Descriptions

10 5 CIRCUIT DESCRIPTIONS Introduction The SIMRAD RD68 consists of 3 PCB assemblies. The main Receiver / Transmitter PCB assembly, Navico Part No

11through the PA filter L1 to L4. L4 of this filter, with diodes D101 and D102, forms a simple forward and reverse power detector to provide power c

12 21.4MHzVCO &BuffersSynthLockDetectIF ChipPre-emphasis,Limiting & HPF-+D1,D100TR2TR1XTAL3XTAL1,2D101,102IC101,TR113,114TR102-105,VC101,102

135.2 Control PCB Assembly. Refer to drawing number E03656. All the functions of the radio are controlled from this assembly by the microprocessor

14The audio level required for alarms is controlled by IC1d. For normal key ‘beeps’ the microprocessor, IC4, generates a square wave which is filtere

15 Reverse PowerCarrier PowerEarpiece AudioAnalogue 0VAF OutAF InSquelch LevelPTT / Data OutLCDModuleReset7.15909MHzClock, Data &EnablesMod outMi

16 5.3 Second Receiver PCB Assembly Refer to drawing number E03209. The second receiver is connected to the main receiver at the power splitter

1CONTENTS 1 INTRODUCTION 1.1 Electronic PCBs 1.2 Mechanical Components 2 OPERATION 3 ASSEMBLY INSTRUCTIONS 3.1 RD68 Pre-Assembly 3.2 RD6

17 17.9MHzVCO &BufferSynthIF ChipTR301TR300XTAL302XTAL 300,301TR302, 302,VC301XTAL303IC300IC302IC301TR305XTAL304OscDSC AF OutClockDataEnable 2R

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Circuit Diagrams

186 CIRCUIT DIAGRAMS 6.1 Circuit Schematics Receiver / Transmitter Circuit Diagram E02955 Control PCB Circuit Diagram E03656 Second R

19Component Lists and Layouts Receiver / Transmitter PCB Front Assembly Detail E03866(Sht 1) Receiver / Transmitter PCB Assembly Detail E03866

2 10 TECHNICAL NOTES

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Programming and Configuration

207 PROGRAMMING AND CONFIGURATION Introduction All Transmitting / Receiving characteristics of the RD68 Series radiotelephones are stored in Non V

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Introduction

21 DSC IDENTIFIER (MMSI) Stores Maritime Mobile Service Identity (MMSI) number. ATIS IDENTIFIER Stores Automatic Transmission Identification Syste

22 RD68 RADIO CONFIGURATION PROGRAM --------------------------------------------------------- Using COM1 port on computer

23 Load NVM data from Radio Connect Radio, press any key when ready Failed – check connections, is radio turned

24 RD68 RADIO CONFIGURATION PROGRAM --------------------------------------------------------- Using COM1 port on computer

25 Load NVM data from File Enter NVM Data File Name: File cannot be found or cannot be opened

26 View/Modify NVM data Configuration Settings Country: INT Second Mode Enabled: NO Scanni

27 Save NVM data to Radio Clear Log and Directory? {Y/N} NVM data 00:10

28 Save NVM data to File Enter Data Ident: BRITISH NVM data 00:1068 10:111

29 Save NVM data to File Enter NVM Data Filename: C:\MY DOCUMENTS\UK.DAT File written successfully

30 View / Modify NVM data Normal Channel Settings 0 : - - - 16 : - - S 60 : - - D 76 : - - - 01 : - - D 17

3 1 INTRODUCTION TO THE SIMRAD RD68 FIXED DSC VHF RADIO The Simrad RD68 is a combined VHF radio, watch-keeping receiver and Class D Digital Select

31 View / Modify NVM data Private Channel Settings Channel Attributes Frequency (MHz) P0

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Fault Finding

32 8 FAULT FINDING 8.1 Common User Faults None Yet Identified. 8.2 Common Technical Faults None Yet Identified

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Spare Parts Detail

33 9 SPARE PARTS DETAIL 9.1 Spares Packs Part No. Description RTPK18 Front Panel Assembly RTPK18:A Front Panel Assembly ATIS Versi

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Technical Notes

34 10 TECHNICAL NOTES None Yet Issued

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Operation

4 2 OPERATING THE SIMRAD DSC VHF RADIO This Service Manual only contains operating instructions for those features of the Simrad RD68 Radio that ar

SIMRAD A KONGSBERG Company SIMRAD Fixed VHF DSC Radio RD68 Assembly Instructions