User manual COBRA MR F45

[. . . ] Introduction Our Thanks To You Thank you for purchasing a CobraMarine® VHF radio. Properly used, this Cobra® product will give you many years of reliable service. How Your CobraMarine VHF Radio Works This radio is a VHF transceiver for fixed mounting on your boat. It gives you 2-way vessel-to-vessel and vessel-to-shore station communications, primarily for safety and secondarily for navigation and operational purposes. [. . . ] To Receive Weaker Signals: Turn the Squelch knob counterclockwise (lower bearier). If the squelch is set so that you can hear a continuous hissing sound, the scan and dual-watch functions will be blocked. Channel 16/9 Button Turn Until Hissing Sound Stops Weather/UIC Button Lower Bearier 36 English Nothing Comes Close to a Cobra® 37 Operating Your Radio Set-Up Routines · Operating Your Radio Set-Up Routines Set-Up Routines Settings Menu The Settings menu in the CobraMarine VHF radio allows you to turn On and Off many of its features, to adjust other features to suit your preferences, and to enter your user MMSI number. Call/Set Button LCD Backlight The LCD has a backlight lamp to make it visible in the dark. This lamp can be adjusted for brightness or turned Off. Lamp Adjustment Settings Menu To Enter The Settings Menu: Press and hold the Call/Set button. After entering the Settings menu, you can scroll through it to make as many entries as you like. Whenever the setting selection arrow appears in a feature portion of the menu, it will point to the setting that was in effect when you entered the menu. When you are finished with changes, you can exit the Settings menu and return to Standby mode. Use the Up/Down buttons to scroll down to EXIT at the bottom of the menu. With the arrow pointing to EXIT, press the Call/Set button to return the radio to Standby mode. For set-up routines that apply specifically to a particular function, they are included in the section for that function. High/Medium/Low/Off To Adjust The Backlight Level: 1. Enter the Settings menu and scroll to LAMP ADJ (lamp adjustment) with the Up/Down buttons. Press the Call/Set button and observe the current backlight setting -- HIGH, MEDIUM, LOW or OFF. When the backlight is turned On to any intensity, the lamp will be lit whenever the radio is On. Up/Down Buttons LCD Contrast The LCD backlight will not be visible in daylight, but the LCD Contrast can be adjusted to make it easier to read in different light conditions. Contrast Exit Contrast Setting To Change The Contrast: 1. Enter the Settings menu and scroll to CONTRAST with the Up/Down buttons. Press the Call/Set button and observe the current contrast setting -- a number between one (1) and 16. Press the Call/Set button to return to the Settings menu. 38 English Nothing Comes Close to a Cobra® 39 Operating Your Radio Set-Up Routines Operating Your Radio Set-Up Routines Confirmation Tone The Confirmation Tone sounds when your CobraMarine VHF radio is turned On and to confirm all button presses except for the Talk button. If you would prefer not to hear the Confirmation Tone, you can turn it Off and On as you choose. Key Tone U. S. A. /International/Canada Channel Maps Three (3) sets of VHF Channel Maps have been established for marine use in the U. S. A. , Canada, and the rest of the world (International). Most of the channels are the same for all three (3) maps, but there are definite differences (see table on pages 14 through 23). Your radio has all three (3) maps built into it and will operate correctly in whichever area you choose. To Set Your Radio For The Area In Which Weather/UIC Button You Will Be Using It: 1. The radio will shift one (1) channel map and the active channel map will show on the top line of the LCD. Repeat step 1 to shift to the next channel map(s) Active Channel Map in the sequence USA, INT (International), CAN (Canada) then back to USA. The radio will return to Standby mode each time the button is released. On/Off To Turn The Confirmation Tone On Or Off: 1. [. . . ] I Keep the radio clean by wiping with a soft cloth and mild detergent. Do not use solvents or harsh or abrasive cleaners, which could damage the case or scratch the LCD screen. I Specifications General Number of Channels Channel Spacing Modulation Input Voltage Current Drain: Stand-by Receive Transmit Temperature Range Unit Dimensions Unit Weight Receiver All U. S. A. , Canadian, International and all NOAA Weather Channels 25 kHz 5 kHz Max. 13. 8 VDC 20 mA 200 mA 5A @ High power -20° C to 60° C 6. 25" x 2. 25" x 7. 125" (15. 9 cm x 5. 7 cm x 18 cm) 2 lbs. , 6. 8 oz. (1100 g) 156. 050 to 163. 275 MHz Double Conversion Super-Heterodyne 0. 35 uV 0. 30 uV -60 dB -60 dB -60 dB 4 Watts @ 8 Ohms 156. 025 to 157. 425 MHz 1 and 25 Watts -60 dB High -55 dB Low Electret +/-10 ppm 40 dB If the radio is exposed to salt water, rinse it in fresh water at least once a day to prevent build-up of salt deposits, which could interfere with button operation. Troubleshooting Problem No display on LCD when radio is turned On Will transmit at one (1) watt, but not at 25 watts Will not transmit No sound from speaker No answer to calls Possible Cause(s) Improper power connection Selected channel is limited to one (1) watt Selected channel is limited to receive only Volume level is too low or squelch level is too deep Out of range of other station Signal is blocked by terrain DSC distress cannot be sent MMSI (DSC self-identification) number is not entered Solution(s) · 1A @ Low Insure power connections are proper and secure Switch to another channel Switch to another channel Readjust volume and squelch Switch to high power (25 watts) or move closer Move until you have a "line-of-sight" to the other station Enter your MMSI number Frequency Range Receiver Type Sensitivity: 20 dB Quieting 12 dB Sinad Adjacent Channel Selectivity Intermodulation and Rejection Spurious and Image Rejection AF Output Transmitter Frequency Range: TX RF Output Power Spurious Emissions Microphone Type Frequency Stability FM Hum and Noise 66 English Nothing Comes Close to a Cobra® 67 Warranty Warranty and Trademark · Customer Service Product Service · Limited 3-Year Warranty Product Service For Products Purchased In The U. S. A. Cobra Electronics Corporation warrants that its CobraMarine VHF radio, and the component parts thereof, will be free of defects in workmanship and materials for a period of three (3) years from the date of first consumer purchase. [. . . ]