Ray48 VHF Radio Owner's Handbook Document number: 81233-2 Date: February 2004 PURPOSE THIS MANUAL CONTAINS VERY IMPORTANT INFORMATION ON THE INSTALLATION, OPERATION, AND MAINTENANCE OF YOUR NEW EQUIPMENT. TO GET THE BEST RESULTS IN OPERATION AND PERFORMANCE, PLEASE TAKE THE TIME TO READ THIS MANUAL THOROUGHLY. *******IMPORTANT NOTICE******* THIS DEVICE IS ONLY AN AID TO NAVIGATION. ITS ACCURACY CAN BE AFFECTED BY MANY FACTORS INCLUDING EQUIPMENT FAILURE OR DEFECTS, ENVIRONMENTAL CONDITIONS, AND IMPROPER HANDLING OR USE. IT IS THE USER'S RESPONSIBILITY TO EXERCISE COMMON PRUDENCE AND NAVIGATIONAL JUDGEMENT, AND THIS DEVICE SHOULD NOT BE RELIED UPON AS A SUBSTITUTE FOR SUCH PRUDENCE AND JUDGEMENT. Raymarine products are supported by a network of Authorized Service Representatives. For product information you may contact the following regional center: Raymarine, Incorporated 22 Cotton Road, Unit D Nashua, NH 03063-4219 Telephone: 1-603-881-5200 Fax: 1-603-864-4756 NOTE "This device complies with PART 15 of the FCC Rules. Operation is subject to the conditions that this device does not cause harmful interference." ii TABLE OF CONTENTS SECTION 1 1.1 1.2 GENERAL DESCRIPTION INTRODUCTION .................................................................................................................................... 1 EQUIPMENT FEATURES ...................................................................................................................... 1 SECTION 2 INSTALLATION 2.1 UNPACKING AND INSPECTION ......................................................................................................... 2 2.2 EQUIPMENT SUPPLIED ....................................................................................................................... 2 2.2.1 Optional Accessories ....................................................................................................................... 2 2.3 PLANNING THE INSTALLATION ........................................................................................................ 2 2.3.1 Typical Mounting Methods .............................................................................................................. 3 2.3.2 Flush Mounting ................................................................................................................................ 3 2.4 ELECTRICAL CONNECTIONS ............................................................................................................ 5 2.4.1 DC Power and External Speaker Connections ................................................................................ 5 2.4.2 External Speaker Connections ......................................................................................................... 6 2.4.3 Antenna Connections ....................................................................................................................... 7 2.4.4 Antenna Mounting Suggestions ....................................................................................................... 7 2.4.5 Grounding ........................................................................................................................................ 7 SECTION 3 OPERATIONS 3.1 INTRODUCTION .................................................................................................................................... 8 3.2 CONTROLS AND LCD DISPLAY ......................................................................................................... 8 3.2.1 Controls ........................................................................................................................................... 9 3.2.2 LCD Display .................................................................................................................................. 10 3.3 OPERATING PROCEDURES ............................................................................................................... 11 3.3.1 Turning the Power on .................................................................................................................... 11 3.3.2 The 16 PLUS (priority) Channel ................................................................................................... 12 3.3.3 Channel Memory ........................................................................................................................... 12 3.3.4 Scan Modes ................................................................................................................................... 12 3.3.5 Master Reset .................................................................................................................................. 13 3.3.6 Monitor Mode ................................................................................................................................ 13 iii SECTION 4 TECHNICAL DESCRIPTION 4.1 GENERAL ............................................................................................................................................. 14 4.2 THE CONTROL SECTION .................................................................................................................. 14 4.3 THE TRANSMITTER/RECEIVER/PLL SECTIONS .......................................................................... 14 4.3.1 PLL (Phase Lock Loop) Circuit ..................................................................................................... 14 4.3.2 Transmitter Circuit ......................................................................................................................... 15 4.3.3 Receiver Circuit ............................................................................................................................. 15 4.4 SPECIFICATIONS ................................................................................................................................ 16 4.4.1 Transmitter ..................................................................................................................................... 16 4.4.2 Receiver ......................................................................................................................................... 16 4.4.3 Operating Requirement .................................................................................................................. 17 4.4.4 Radio Dimensions .......................................................................................................................... 17 4.5 BLOCK DIAGRAM .............................................................................................................................. 18 4.6 Ray48 ASSEMBLY DRAWING ............................................................................................................ 19 SECTION 5 MAINTENANCE 5.1 GENERAL ........................................................................................................................... 21 5.1.1 How to contact Raymarine ........................................................................................... 21 SECTION 6 6.1 Ray48 MARINE CHANNELS FREQUENCY TABLES Ray48 MARINE CHANNELS AND THEIR USAGE .......................................................................... 23 SECTION 7 7.1 APPENDIX VHF MARINE CHANNEL USAGE GUIDE AND LICENSING REQUIREMENTS ................................................................................................. 27 iv GLOSSARY OF TERMS VHF ............................................................. Very High Frequency 30MHz to 300MHz FM ............................................................... Frequency Modulation Carrier Wave ................................................ A Radio Frequency on which intelligence is superimposed. Dual Watch .................................................. Monitor channel 16 while working on another channel. Tri Watch ..................................................... Monitor channel 16 and weather channel while working on another channel. All Scan ....................................................... Scans all channels Memory Scan .............................................. Scans only user selected memory channels US Channels ................................................ Channel designations as defined by the FCC International Channel .................................. Channel designator as defined by International Telecommunication Union Weather Channels ........................................ Channels for routine and emergency weather information broadcast by NOAA NOAA ......................................................... National Oceanographic and Atmospheric Administration RTCM .......................................................... Radio Technical Commission for Maritime Services Simplex ........................................................ Transmit and receive on the same frequency Duplex ......................................................... Transmit and receive on different frequencies Squelch ........................................................ A circuit that sets the threshold for cutting off the receiver when the signal is too weak for reception of anything but noise. LCD ............................................................. Liquid Crystal Display TX ................................................................ Transmit RX ............................................................... Receiver RF ................................................................ Radio Frequency CPU ............................................................. Central Processing Unit PLL .............................................................. Phase Locked Loop (A type of frequency Synthesizer) VCO ............................................................. Voltage Controlled Oscillator PTT switch ................................................... Microphone Push-To-Talk switch v SECTION 1 GENERAL DESCRIPTION 1.1 INTRODUCTION Congratulations on your purchase of Raymarine's Ray48 marine radiotelephone. The Ray48 is a CPU-controlled, digitally synthesized, compact transceiver which provides reliable simplex and half-duplex (two-frequency) communications between ships and from ships at sea to public or private shore stations. The Ray48 provides two-way communications on the International and US channels, reception on 10 separate weather channels, and two-way communications on the International calling and safety channel (16). This manual describes the physical and functional characteristics of the radiotelephone. 1.2 EQUIPMENT FEATURES The Ray48 is designed and manufactured to provide ease of operation with excellent reliability. The important built-in features of the equipment are listed below. · · · · · · · · · · Submersible to IPX7 standard All solid-state circuitry for low current drain and maximum reliability. Series diode protection on input power circuits to prevent reverse polarity damage High-performance receiver section with optimum selectivity 54 channel transmit and 93 channel receive capability within the assigned VHF-FM maritime band. Exclusive circuit that automatically selects 16/9 (priority) channel when the radio is turned on. Exclusive weather alert feature (when in monitor mode). Selected channel number indicated on the LCD digital display. Key entries for "Quick" 16 PLUS, and 10 weather channels WX0 through WX9. All-Scan and Memory Scan features. 1 SECTION 2 INSTALLATION 2.1 UNPACKING AND INSPECTION Use care when unpacking the unit from the shipping carton to prevent damage to the contents. It is also good practice to save the carton and the interior packing material. The original packing material should be used in the unlikely event it is necessary to return the unit to the factory. 2.2 EQUIPMENT SUPPLIED The following is a list of materials supplied with the Ray48: Description Ray48 White Ray48 Charcoal Handbook Power/External Speaker Cable Microphone Bracket for White Radio Microphone Bracket for Charcoal Radio Mounting Yoke for White Radio Mounting Yoke for Charcoal Radio Yoke Knob w/Spacer for White Radio Yoke Knob w/Spacer for Charcoal Radio Part No. E43020 E43021 81233 G623680-3 R49099 R49100 R49101 R49102 R49094 R49096 2.2.1 Optional Accessories Description Flush Mount Kit Part No. E46034 2.3 PLANNING THE INSTALLATION When planning the installation for your Ray48, the following conditions should be considered to insure dependable and trouble-free operation. · · · · The mounting location should be easily accessible to allow operation of the front panel. The radio should be located at least 3 feet from the antenna. There should be adequate ventilation for the control unit. A sufficient space should be secured behind the transceiver to allow for proper cable connections to the rear panel connectors. 2 · The transceiver should be located as near to the power source as possible. · The selected loc ...